NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = T.Sumikama Found 190 matches. Showing 1 to 100. [Next]2024IM02 Phys.Lett. B 850, 138470 (2024) N.Imai, M.Dozono, S.Michimasa, T.Sumikama, S.Ota, S.Hayakawa, J.W.Hwang, K.Iribe, C.Iwamoto, S.Kawase, K.Kawata, N.Kitamura, S.Masuoka, K.Nakano, P.Schrock, D.Suzuki, R.Tsunoda, K.Wimmer, D.S.Ahn, O.Beliuskina, N.Chiga, N.Fukuda, E.Ideguchi, K.Kusaka, H.Miki, H.Miyatake, D.Nagae, S.Ohmika, M.Ohtake, H.J.Ong, H.Otsu, H.Sakurai, H.Shimizu, Y.Shimizu, X.Sun, H.Suzuki, M.Takaki, H.Takeda, S.Takeuchi, T.Teranishi, Y.Watanabe, Y.X.Watanabe, K.Yako, H.Yamada, H.Yamaguchi, L.Yang, R.Yanagihara, Y.Yanagisawa, K.Yoshida, S.Shimoura Neutron capture reaction cross-section of 79Se through the 79Se(d, p) reaction in inverse kinematics NUCLEAR REACTIONS 2H(77Se, p), (79Se, p), E=20 MeV/nucleon; measured reaction products, Eγ, Iγ. 78,80Se; deduced γ-ray energies, γ-emission probabilities, σ, isomer ratio. Comparison with available data, TALYS and code DWUCK5 calculations. The surrogate-ratio method, the RI Beam Factory operated by the RIKEN Nishina Center and the Center for Nuclear Studies (CNS), University of Tokyo, by employing the novel "optimized energy degrading optics" (OEDO) for radioactive isotope (RI) beams.
doi: 10.1016/j.physletb.2024.138470
2024MO02 Phys.Rev.Lett. 132, 082501 (2024) B.Monteagudo, F.M.Marques, J.Gibelin, N.A.Orr, A.Corsi, Y.Kubota, J.Casal, J.Gomez-Camacho, G.Authelet, H.Baba, C.Caesar, D.Calvet, A.Delbart, M.Dozono, J.Feng, F.Flavigny, J.-M.Gheller, A.Giganon, A.Gillibert, K.Hasegawa, T.Isobe, Y.Kanaya, S.Kawakami, D.Kim, Y.Kiyokawa, M.Kobayashi, N.Kobayashi, T.Kobayashi, Y.Kondo, Z.Korkulu, S.Koyama, V.Lapoux, Y.Maeda, T.Motobayashi, T.Miyazaki, T.Nakamura, N.Nakatsuka, Y.Nishio, A.Obertelli, A.Ohkura, S.Ota, H.Otsu, T.Ozaki, V.Panin, S.Paschalis, E.C.Pollacco, S.Reichert, J.-Y.Rousse, A.T.Saito, S.Sakaguchi, M.Sako, C.Santamaria, M.Sasano, H.Sato, M.Shikata, Y.Shimizu, Y.Shindo, L.Stuhl, T.Sumikama, Y.L.Sun, M.Tabata, Y.Togano, J.Tsubota, T.Uesaka, Z.H.Yang, J.Yasuda, K.Yoneda, J.Zenihiro Mass, Spectroscopy, and Two-Neutron Decay of 16Be RADIOACTIVITY 16Be(2n) [from 1H(17B, 2p), E=277 MeV/nucleon]; measured decay products, En, In; deduced resonance energies, J, π, Q-value. Comparison with calculations incorporating the evolution of the wave function during the decay as a genuine three-body process reproduced the principal characteristics of the neutron-neutron energy spectra for both levels, indicating that the ground state exhibits a strong spatially compact dineutron component. The 15 cm thick liquid hydrogen target of MINOS, the BigRIPS fragment separator, the Radioactive Isotope Beam Factory of the RIKEN Nishina Center.
doi: 10.1103/PhysRevLett.132.082501
2023BR09 Eur.Phys.J. A 59, 199 (2023) F.Browne, A.M.Bruce, T.Sumikama, I.Nishizuka, S.Nishimura, P.Doornenbal, J.G.Li, G.Lorusso, P.-A.Soderstrom, P.M.Walker, H.Watanabe, F.R.Xu, R.Daido, Z.Patel, S.Rice, L.Sinclair, J.Wu, Z.Y.Xu, A.Yagi, H.Baba, N.Chiga, R.Carroll, F.Didierjean, Y.Fang, N.Fukuda, G.Gey, E.Ideguchi, N.Inabe, T.Isobe, D.Kameda, I.Kojouharov, N.Kurz, T.Kubo, S.Lalkovski, Z.Li, R.Lozeva, N.Nishibata, A.Odahara, Zs.Podolyak, P.H.Regan, O.J.Roberts, H.Sakurai, H.Schaffner, G.S.Simpson, H.Suzuki, H.Takeda, M.Tanaka, J.Taprogge, V.Werner, O.Wieland Interpretation of metastable states in the N > 70 Zr region RADIOACTIVITY 111Zr, 112,113Nb, 115Mo, 108,109Nb, 113Tc, 117,119Ru, 120,122Rh(IT) [from 9Be(238U, X), E=345 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced γ-ray energies, T1/2, decay schemes. Comparison with calculations. The Radioactive Isotope Beam Factory, operated by the RIKEN Nishina Center and the Center for Nuclear Study, University of Tokyo.
doi: 10.1140/epja/s10050-023-01103-7
2023MO01 Phys.Rev. C 107, 014311 (2023) B.Moon, C.-B.Moon, A.Odahara, R.Lozeva, S.Nishimura, C.Yuan, F.Browne, P.Doornenbal, G.Lorusso, Z.Patel, S.Rice, L.Sinclair, P.-A.Soderstrom, T.Sumikama, H.Watanabe, J.Wu, Z.Y.Xu, A.Yagi, D.S.Ahn, H.Baba, F.L.Bello Garrote, R.Daido, J.M.Daugas, F.Didierjean, Y.Fang, N.Fukuda, B.Hong, E.Ideguchi, N.Inabe, T.Ishigaki, T.Isobe, H.S.Jung, D.Kameda, I.Kojouharov, T.Komatsubara, T.Kubo, Y.K.Kwon, C.S.Lee, P.Lee, S.Morimoto, D.Murai, M.Niikura, H.Nishibata, I.Nishizuka, H.Sakurai, Y.Shimizu, H.Suzuki, H.Takeda, K.Tshoo, R.Yokoyama Gamow-Teller decay of 142Te to 142I RADIOACTIVITY 142Te(β-)[from 9Be(238U, F), E=345 MeV/nucleon]; measured Eβ, Iβ, Eγ, Iγ, βγ-coin, γγ-coin; deduced T1/2, log ft, branchings. 142I; deduced levels J, π, configurations; calculated single-quasiparticle energies of proton and neutron, excitation energies, occupancies of neutron and proton orbitals. Deformed shell model calculations. Systematics of 1+ states of odd-odd I, Cs, and La isotopes. Wide-range Active Silicon Strip Stopper Array for β and ion detection (WAS3ABi) coupled with EUROBALL-RIKEN Cluster Array (EURICA) which consisted of 12 cluster detectors at RIKEN.
doi: 10.1103/PhysRevC.107.014311
2023PE06 Phys.Rev. C 107, 044301 (2023) L.G.Pedersen, E.Sahin, A.Gorgen, F.L.Bello Garrote, Y.Tsunoda, T.Otsuka, M.Niikura, S.Nishimura, Z.Xu, H.Baba, G.Benzoni, F.Browne, A.M.Bruce, S.Ceruti, F.C.L.Crespi, R.Daido, G.de Angelis, M.-C.Delattre, Zs.Dombradi, P.Doornenbal, Y.Fang, S.Franchoo, G.Gey, A.Gottardo, T.Isobe, P.R.John, H.S.Jung, I.Kojouharov, T.Kubo, N.Kurz, I.Kuti, Z.Li, G.Lorusso, I.Matea, K.Matsui, D.Mengoni, T.Miyazaki, V.Modamio, S.Momiyama, A.I.Morales, P.Morfouace, D.R.Napoli, F.Naqvi, H.Nishibata, A.Odahara, R.Orlandi, Z.Patel, S.Rice, H.Sakurai, H.Schaffner, L.Sinclair, P.-A.Soderstrom, D.Sohler, I.G.Stefan, T.Sumikama, D.Suzuki, R.Taniuchi, J.Taprogge, Z.Vajta, J.J.Valiente-Dobon, H.Watanabe, V.Werner, J.Wu, A.Yagi, M.Yalcinkaya, R.Yokoyama, K.Yoshinaga First spectroscopic study of odd-odd 78Cu RADIOACTIVITY 78Ni(β-)[from 9Be(238U, X), E=345 MeV/nucleon]; measured Eγ, Iγ, βγ-coin, γγ-coin; deduced β-feeding, γ-transition intensities. 78Cu; deduced levels J, π, T1/2 of isomer state. Comparison with Monte Carlo shell model (MCSM) calculations. Wide-range active silicon-strip stopper array for beta and ion detection (WAS3ABi) with EURICA HPGe cluster det ector array at RIBF (RIKEN). NUCLEAR STRUCTURE 78Cu; calculated levels, J, π, occupation numbers of proton and neutron orbitals, excitation energies of the negative-parity multiplets, configurations. Monte Carlo shell model calculations performed using A3DA-m interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.107.044301
2023YO04 Phys.Rev. C 108, 064307 (2023) R.Yokoyama, R.Grzywacz, B.C.Rasco, N.Brewer, K.P.Rykaczewski, I.Dillmann, J.L.Tain, S.Nishimura, D.S.Ahn, A.Algora, J.M.Allmond, J.Agramunt, H.Baba, S.Bae, C.G.Bruno, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, T.Davinson, C.Domingo-Pardo, A.Estrade, N.Fukuda, S.Go, C.J.Griffin, J.Ha, O.Hall, L.J.Harkness-Brennan, J.Heideman, T.Isobe, D.Kahl, M.Karny, T.Kawano, L.H.Khiem, T.T.King, G.G.Kiss, A.Korgul, S.Kubono, M.Labiche, I.Lazarus, J.Liang, J.Liu, G.Lorusso, M.Madurga, K.Matsui, K.Miernik, F.Montes, A.I.Morales, P.Morrall, N.Nepal, R.D.Page, V.H.Phong, M.Piersa-Silkowska, M.Prydderch, V.F.E.Pucknell, M.M.Rajabali, B.Rubio, Y.Saito, H.Sakurai, Y.Shimizu, J.Simpson, M.Singh, D.W.Stracener, T.Sumikama, H.Suzuki, H.Takeda, A.Tarifeno-Saldivia, S.L.Thomas, A.Tolosa-Delgado, M.Wolinska-Cichocka, P.J.Woods, X.X.Xu β-delayed neutron emissions from N>50 gallium isotopes
doi: 10.1103/PhysRevC.108.064307
2022AH02 Phys.Rev.Lett. 129, 212502 (2022) D.S.Ahn, J.Amano, H.Baba, N.Fukuda, H.Geissel, N.Inabe, S.Ishikawa, N.Iwasa, T.Komatsubara, T.Kubo, K.Kusaka, D.J.Morrissey, T.Nakamura, M.Ohtake, H.Otsu, T.Sakakibara, H.Sato, B.M.Sherrill, Y.Shimizu, T.Sumikama, H.Suzuki, H.Takeda, O.B.Tarasov, H.Ueno, Y.Yanagisawa, K.Yoshida Discovery of 39Na NUCLEAR REACTIONS 9Be(48Ca, X)39Na/35Na/37Na/40Mg/41Al/34Ne, E=345 eV/nucleon; measured reaction products; deduced new isotope 39Na, lack of 35,36Ne, the neutron dripline nucleus of neon. RIKEN Nishina Center Radioactive Isotope Beam Factory.
doi: 10.1103/PhysRevLett.129.212502
2022KI23 Astrophys.J. 936, 107 (2022) G.G.Kiss, A.Vitez-Sveiczer, Y.Saito, A.Tarifeno-Saldivia, M.Pallas, J.L.Tain, I.Dillmann, J.Agramunt, A.Algora, C.Domingo-Pardo, A.Estrade, C.Appleton, J.M.Allmond, P.Aguilera, H.Baba, N.T.Brewer, C.Bruno, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, T.Davinson, N.Fukuda, Z.Ge, S.Go, C.J.Griffin, R.K.Grzywacz, O.Hall, A.Horvath, J.Ha, L.J.Harkness-Brennan, T.Isobe, D.Kahl, T.T.King, A.Korgul, S.Kovacs, R.Krucken, S.Kubono, M.Labiche, J.Liu, J.Liang, M.Madurga, K.Miernik, F.Molina, A.I.Morales, M.R.Mumpower, E.Nacher, A.Navarro, N.Nepal, S.Nishimura, M.Piersa-Silkowska, V.Phong, B.C.Rasco, B.Rubio, K.P.Rykaczewski, J.Romero-Barrientos, H.Sakurai, L.Sexton, Y.Shimizu, M.Singh, T.Sprouse, T.Sumikama, R.Surman, H.Suzuki, T.N.Szegedi, H.Takeda, A.Tolosa, K.Wang, M.Wolinska-Cichocka, P.Woods, R.Yokoyama, Z.Xu Measuring the β-decay Properties of Neutron-rich Exotic Pm, Sm, Eu, and Gd Isotopes to Constrain the Nucleosynthesis Yields in the Rare-earth Region NUCLEAR REACTIONS 9Be(238U, X), E=345 MeV/nucleon; measured reaction products, TOF, Eβ, Iβ. 159,160,161,162,163,164,165,166Pm, 161,162,163,164,165,166,167,168Sm, 165,166,167,168,169,170Eu, 167,168,169,170,171,172Gd; deduced new isotopes T1/2 and β-delayed neutron emission probabilities, relative r-process abundance pattern for the neutron-star merger scenario. RIKEN Nishina Center, the Advanced Implantation Detector Array (AIDA) and the BRIKEN neutron detector array.
doi: 10.3847/1538-4357/ac80fc
2022MO11 Phys.Rev. C 105, 034334 (2022) B.Moon, A.Gargano, H.Naidja, C.-B.Moon, A.Odahara, R.Lozeva, S.Nishimura, C.Yuan, F.Browne, P.Doornenbal, G.Lorusso, Z.Patel, S.Rice, M.Si, L.Sinclair, P.-A.Soderstrom, T.Sumikama, H.Watanabe, J.Wu, Z.Y.Xu, A.Yagi, D.S.Ahn, H.Baba, F.L.Bello Garrote, R.Daido, J.M.Daugas, F.Didierjean, Y.Fang, N.Fukuda, B.Hong, E.Ideguchi, N.Inabe, T.Ishigaki, T.Isobe, H.S.Jung, D.Kameda, I.Kojouharov, T.Komatsubara, T.Kubo, Y.K.Kwon, C.S.Lee, P.Lee, S.Morimoto, D.Murai, M.Niikura, H.Nishibata, I.Nishizuka, H.Sakurai, Y.Shimizu, H.Suzuki, H.Takeda, K.Tshoo, R.Yokoyama First observation of the π0h11/2 (X) ν0h9/2 partner orbital configuration in the odd-odd 138I nucleus RADIOACTIVITY 138Te(β-)[from 9Be(238U, X), E=345 MeV/nucleon];measured Eβ, Iβ, Eγ, Iγ, βγ-coin, γγ-coin; deduced β-branching ratios, logft, B(GT). 138I; deduced levels, J, π, configurations, T1/2 of 68 keV transition (not yet exact placement in the level scheme). Comparison to otherexperimental data and large-scale shell-model calculations with N3LOP and Napoli effective interactions. Wide-range Active Silicon Strip Stopper Array for β and ion detection (WAS3ABi) system combined with EUROBALL-RIKEN Cluster Array (EURICA) at RIBF.
doi: 10.1103/PhysRevC.105.034334
2022PH01 Phys.Rev.Lett. 129, 172701 (2022) V.H.Phong, S.Nishimura, G.Lorusso, T.Davinson, A.Estrade, O.Hall, T.Kawano, J.Liu, F.Montes, N.Nishimura, R.Grzywacz, K.P.Rykaczewski, J.Agramunt, D.S.Ahn, A.Algora, J.M.Allmond, H.Baba, S.Bae, N.T.Brewer, C.G.Bruno, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, I.Dillmann, C.Domingo-Pardo, A.Fijalkowska, N.Fukuda, S.Go, C.J.Griffin, J.Ha, L.J.Harkness-Brennan, T.Isobe, D.Kahl, L.H.Khiem, G.G.Kiss, A.Korgul, S.Kubono, M.Labiche, I.Lazarus, J.Liang, Z.Liu, K.Matsui, K.Miernik, B.Moon, A.I.Morales, P.Morrall, N.Nepal, R.D.Page, M.Piersa-Silkowska, V.F.E.Pucknell, B.C.Rasco, B.Rubio, H.Sakurai, Y.Shimizu, D.W.Stracener, T.Sumikama, H.Suzuki, J.L.Tain, H.Takeda, A.Tarifeno-Saldivia, A.Tolosa-Delgado β-Delayed One and Two Neutron Emission Probabilities Southeast of 132Sn and the Odd-Even Systematics in r-Process Nuclide Abundances NUCLEAR REACTIONS 9Be(238U, F)121Rh/122Rh/123Rh/124Rh/125Rh/123Pd/124Pd/125Pd/126Pd/127Pd/128Pd/126Ag/127Ag/128Ag/129Ag/130Ag/131Ag/129Cd/130Cd/131Cd/132Cd/133Cd/134Cd/131In/132In/133In/134In/135In/136In/134Sn/135Sn/136Sn/137Sn/138Sn/139Sn/138Sb/139Sb/140Sb/141Sb, E=345 MeV/nucleon; measured fission fragments using BigRIPS and ZeroDegree spectrometers at RIBF-RIKEN facility for separation of fragments by A/Q and Z through measurements of time-of-flight (TOF), magnetic rigidity (Bρ) and energy loss (ΔE); deduced A/Q versus Z particle identification plots. RADIOACTIVITY 129,130,131Ag, 130,131,132,133Cd, 134Cd, 131,132,133,134,135,136In, 134,135,136,137,138,139Sn(β-), (β-n), (β-2n)[from 9Be(238U, F), E=345 MeV/nucleon]; measured implanted ions, neutrons, β, γ, (implants)β-, (implants)β(1n)- and (implants)β(2n)-correlations, T1/2 of decays of ground states using BRIKEN neutron counter with 140 3He-filled proportional counters, AIDA array of DSSSDs for implants and β decays, two Clover HPGe detectors for γ radiation, and two thick plastic scintillators; deduced T1/2, %β-n or Pn, %β-2n or P2n from simultaneous fits of β-, β-1n and β-2n-decay curves. Comparison with previous experimental results, and with theoretical predictions from quasiparticle random-phase approximation (QRPA), based on finite range droplet model (FRDM) and the relativistic Hartree-Bogoliubov (RHB) plus proton-neutron QRPA (pnQRPA).
doi: 10.1103/PhysRevLett.129.172701
2022TA12 Phys.Rev. C 106, 014617 (2022) M.Tanaka, M.Takechi, A.Homma, A.Prochazka, M.Fukuda, D.Nishimura, T.Suzuki, T.Moriguchi, D.S.Ahn, A.Aimaganbetov, M.Amano, H.Arakawa, S.Bagchi, K.-H.Behr, N.Burtebayev, K.Chikaato, H.Du, T.Fujii, N.Fukuda, H.Geissel, T.Hori, S.Hoshino, R.Igosawa, A.Ikeda, N.Inabe, K.Inomata, K.Itahashi, T.Izumikawa, D.Kamioka, N.Kanda, I.Kato, I.Kenzhina, Z.Korkulu, Y.Kuk, K.Kusaka, K.Matsuta, M.Mihara, E.Miyata, D.Nagae, S.Nakamura, M.Nassurlla, K.Nishimuro, K.Nishizuka, K.Ohnishi, M.Ohtake, T.Ohtsubo, S.Omika, H.J.Ong, A.Ozawa, H.Sakurai, C.Scheidenberger, Y.Shimizu, T.Sugihara, T.Sumikama, H.Suzuki, S.Suzuki, H.Takeda, Y.Tanaka, Y.K.Tanaka, I.Tanihata, T.Wada, K.Wakayama, S.Yagi, T.Yamaguchi, R.Yanagihara, Y.Yanagisawa, K.Yoshida, T.K.Zholdybayev Charge-changing cross sections for 42-51Ca and effect of charged-particle evaporation induced by neutron-removal reactions NUCLEAR REACTIONS 12C(42Ca, X), (43Ca, X), (44Ca, X), (45Ca, X), (46Ca, X), (47Ca, X), (48Ca, X), (49Ca, X), (50Ca, X), (51Ca, X), E=280 MeV/nucleon; measured reaction products; deduced charge-exchange σ. Comparison to Glauber-like model calculations. Observed significant decrease of charge-exchange cross-section with increase of point-proton radius and attributed this effect to attributed to the charged-particle evaporation induced by the neutron-removal reaction. Used the conclusions of the present work to re-analyze charge-exchange σ for Be, B, C, N, O, F, Si, Ti, Ca, Fe isotopes. BigRIPS fragment separator at RI Beam Factory (RIBF).
doi: 10.1103/PhysRevC.106.014617
2022VI03 Phys.Lett. B 830, 137123 (2022) A.Vitez-Sveiczer, A.Algora, A.I.Morales, B.Rubio, G.G.Kiss, P.Sarriguren, P.Van Isacker, G.de Angelis, F.Recchia, S.Nishimura, J.Agramunt, V.Guadilla, A.Montaner-Piza, S.E.A.Orrigo, A.Horvath, D.Napoli, S.Lenzi, A.Boso, V.H.Phong, J.Wu, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, D.S.Ahn, H.Baba, P.Doornebal, N.Fukuda, N.Inabe, T.Isobe, T.Kubo, S.Kubono, H.Sakurai, Y.Shimizu, C.Sidong, B.Blank, P.Ascher, M.Gerbaux, T.Goigoux, J.Giovinazzo, S.Grevy, T.Kurtukian Nieto, C.Magron, W.Gelletly, Zs.Dombradi, Y.Fujita, M.Tanaka, P.Aguilera, F.Molina, J.Eberth, F.Diel, D.Lubos, C.Borcea, E.Ganioglu, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, W.Korten, G.de France, P.Davies, J.Liu, J.Lee, T.Lokotko, I.Kojouharov, N.Kurz, H.Shaffner, A.Petrovici The β-decay of 70Kr into 70Br: Restoration of the pseudo-SU(4) symmetry RADIOACTIVITY 70Kr(EC), (β+p) [from 9Be(78Kr, X), E=345 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced γ-ray energies, partial level scheme, T1/2, log ft, B(GT), β-delayed proton emission probability, an approximate realization of pseudo-SU(4) symmetry in the system. Comparison with the proton-neutron quasiparticle random-phase approximation (pnQRPA) calculations. The Radioactive Ion Beam Factory (RIBF) of the RIKEN Nishina Center using the BigRIPS fragment separator, the ZeroDegree Spectrometer, the WAS3ABI implantation station and the EURICA HPGe cluster array.
doi: 10.1016/j.physletb.2022.137123
2022WU18 Phys.Rev. C 106, 064328 (2022) J.Wu, S.Nishimura, P.-A.Soderstrom, A.Algora, J.J.Liu, V.H.Phong, Y.Q.Wu, F.R.Xu, J.Agramunt, D.S.Ahn, T.A.Berry, C.G.Bruno, J.J.Bundgaard, R.Caballero-Folch, A.C.Dai, T.Davinson, I.Dillmann, A.Estrade, A.Fijalkowska, N.Fukuda, S.Go, R.K.Grzywacz, T.Isobe, S.Kubono, G.Lorusso, K.Matsui, A.I.Morales, N.Nepal, S.E.A.Orrigo, B.C.Rasco, K.P.Rykaczewski, H.Sakurai, Y.Shimizu, D.W.Stracener, T.Sumikama, H.Suzuki, J.L.Tain, H.Takeda, A.Tarifeno-Saldivia, A.Tolosa-Delgado, M.Wolinska-Cichocka, R.Yokoyama First observation of isomeric states in 111Zr, 113Nb, and 115Mo NUCLEAR REACTIONS 235U(9Be, X)111mZr/113mNb/115mMo, E=345 MeV/nucleon; measured reaction products, Eγ, Iγ, (fragment)γ-coin; deduced isomeric ratios. 111Zr, 113Nb, 115Mo; deduced isomeric states energy, transition energies. 115Mo; deduced levels, relative γ-transition intensities. Large-acceptance BigRIPS and ZeroDegree spectrometers coupled with HPGe clover-type detectors at RIBF. RADIOACTIVITY 111Zr, 113Nb, 115Mo(IT)[from 235U(9Be, X), E=345 MeV/nucleon]; measured Eγ, Iγ; deduced T1/2 for isomeric states decay, reduced transition probabilities for transitions depopulating the isomeric state by assuming different multipolarities.
doi: 10.1103/PhysRevC.106.064328
2022YA13 Phys.Rev. C 105, 044325 (2022) A.Yagi, A.Odahara, H.Nishibata, R.Lozeva, C.-B.Moon, S.Nishimura, K.Yoshida, N.Yoshinaga, C.Watanabe, K.Higashiyama, T.Shimoda, R.Daido, Y.Fang, P.S.Lee, B.Moon, P.Doornenbal, G.Lorusso, P.-A.Soderstrom, T.Sumikama, H.Watanabe, T.Isobe, H.Baba, H.Sakurai, F.Browne, Z.Patel, S.Rice, L.Sinclair, J.Wu, Z.Y.Xu, R.Yokoyama, T.Kubo, N.Inabe, H.Suzuki, N.Fukuda, D.Kameda, H.Takeda, D.S.Ahn, Y.Shimizu, D.Murai, F.L.Bello Garrote, J.-M.Daugas, F.Didierjean, E.Ideguchi, S.Iimura, T.Ishigaki, H.S.Jung, T.Komatsubara, Y.K.Kwon, C.S.Lee, S.Morimoto, M.Niikura, I.Nishizuka, K.Tshoo Various nuclear structures in 140Xe studied by β decay of ground and isomeric states in 140I RADIOACTIVITY 140,140mI, 140Te(β-)[from 9Be(238U, X), E=345 MeV/nucleon];measured Eβ, Iβ, Eγ, Iγ, βγ-coin, γγ-coin; deduced β-branching ratios, β-intensities. 140Te; deduced T1/2. 140I; deduced levels, J, π, T1/2 of ground and two newly found β-decaying isomeric states. 140Xe; deduced levels, J, π, band structures. Systematics of excitation energies of octupole collective states and positive-parity states in N = 86 isotones. Comparison to large-scale shell model and deformed Skyrme-HFB+QRPA (SkM*) calculations. Wide-range Active Silicon Strip Stopper Array for β and ion detection (WAS3ABi) system combined with EUROBALL-RIKEN Cluster Array (EURICA) at RIBF.
doi: 10.1103/PhysRevC.105.044325
2021ES05 Phys.Rev. C 103, 064328 (2021) S.Escrig, A.I.Morales, S.Nishimura, M.Niikura, A.Poves, Z.Y.Xu, G.Lorusso, F.Browne, P.Doornenbal, G.Gey, H.-S.Jung, Z.Li, P.-A.Soderstrom, T.Sumikama, J.Taprogge, Zs.Vajta, H.Watanabe, J.Wu, A.Yagi, K.Yoshinaga, H.Baba, S.Franchoo, T.Isobe, P.R.John, I.Kojouharov, S.Kubono, N.Kurz, I.Matea, K.Matsui, D.Mengoni, P.Morfouace, D.R.Napoli, F.Naqvi, H.Nishibata, A.Odahara, E.Sahin, H.Sakurai, H.Schaffner, I.G.Stefan, D.Suzuki, R.Taniuchi, V.Werner, D.Sohler Persistence of the Z=28 shell gap in A=75 isobars: Identification of a possible (1/2-)μs isomer in 75Co and β decay to 75Ni RADIOACTIVITY 75mCo(IT); 75Co(β-), (β-n)[from in-flight fission in 9Be(238U, F), E=345 MeV/nucleon, followed by separation of fragments of interest using BigRIPS separator and ZeroDegree spectrometer (ZDS) at RIBF-RIKEN facility]; measured Eγ, Iγ, βγ- and βγγ-coin, half-life of 75mCo decay by (ion)γ(t) using active beam stopper WAS3ABi with double-sided silicon strips detectors (DSSSDs) for fragment and β detection and EURICA array of 12 clusters HPGe detectors for γ rays. 74,75Ni; deduced levels, J, π, multipolarities of two transitions, configurations, β feedings, β-n feedings, logft values. 75Co; deduced lower limit of %β-n. 75mCo; deduced isomer, energy, J, π, transition multipolarity and half-life of the micro-sec isomer. Comparison with the large-scale shell-model calculations using PFSDG-U interaction in the pf-sdg space. Systematics of low-lying levels in 69,71,73,75Co.
doi: 10.1103/PhysRevC.103.064328
2021HA19 Phys.Lett. B 816, 136266 (2021) O.Hall, T.Davinson, A.Estrade, J.Liu, G.Lorusso, F.Montes, S.Nishimura, V.H.Phong, P.J.Woods, J.Agramunt, D.S.Ahn, A.Algora, J.M.Allmond, H.Baba, S.Bae, N.T.Brewer, C.G.Bruno, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, I.Dillmann, C.Domingo-Pardo, A.Fijalkowska, N.Fukuda, S.Go, C.J.Griffin, R.Grzywacz, J.Ha, L.J.Harkness-Brennan, T.Isobe, D.Kahl, L.H.Khiem, G.G.Kiss, A.Korgul, S.Kubono, M.Labiche, I.Lazarus, J.Liang, Z.Liu, K.Matsui, K.Miernik, B.Moon, A.I.Morales, P.Morrall, M.R.Mumpower, N.Nepal, R.D.Page, M.Piersa, V.F.E.Pucknell, B.C.Rasco, B.Rubio, K.P.Rykaczewski, H.Sakurai, Y.Shimizu, D.W.Stracener, T.Sumikama, H.Suzuki, J.L.Tain, H.Takeda, A.Tarifeno-Saldivia, A.Tolosa-Delgado, M.Wolinska-Cichocka, R.Yokoyama β-delayed neutron emission of r-process nuclei at the N = 82 shell closure RADIOACTIVITY 115,116Tc, 116,117,118,119,120,121Ru, 118,119,120,121,122,123,124Rh, 121,122,123,124,125,126,127,128Pd, 124,125,126,127,128,129Ag, 127,128,129,130Cd(β-n) [from 9Be(238U, X), E=345 MeV/nucleon]; measured decay products, Eβ, Iβ, En, In; deduced β-delayed neutron emission probabilities, T1/2. RIKEN using the Advanced Implantation Detector Array (AIDA) and the BRIKEN neutron detector array.
doi: 10.1016/j.physletb.2021.136266
2021KA39 Phys.Lett. B 822, 136681 (2021) M.Kaneko, T.Murakami, T.Isobe, M.Kurata-Nishimura, A.Ono, N.Ikeno, J.Barney, G.Cerizza, J.Estee, G.Jhang, J.W.Lee, W.G.Lynch, C.Santamaria, C.Y.Tsang, M.B.Tsang, R.Wang, D.S.Ahn, L.Atar, T.Aumann, H.Baba, K.Boretzky, J.Brzychczyk, N.Chiga, N.Fukuda, I.Gasparic, B.Hong, A.Horvat, T.Ichihara, K.Ieki, N.Inabe, Y.J.Kim, T.Kobayashi, Y.Kondo, P.Lasko, H.S.Lee, Y.Leifels, J.Lukasik, J.Manfredi, A.B.McIntosh, P.Morfouace, T.Nakamura, N.Nakatsuka, S.Nishimura, R.Olsen, H.Otsu, P.Pawlowski, K.Pelczar, D.Rossi, H.Sakurai, H.Sato, H.Scheit, R.Shane, Y.Shimizu, H.Simon, T.Sumikama, D.Suzuki, H.Suzuki, H.Takeda, S.Tangwancharoen, Y.Togano, H.Tornqvist, Z.Xiao, S.J.Yennello, J.Yurkon, Y.Zhang Rapidity distributions of Z=1 isotopes and the nuclear symmetry energy from Sn+Sn collisions with radioactive beams at 270 MeV/nucleon NUCLEAR REACTIONS 124Sn(132Sn, X), 112Sn(108Sn, X), E=270 MeV/nucleon; measured reaction products. 1,2,3H; deduced rapidity distributions of hydrogen isotopes emitted from central collisions. Comparison with antisymmetrized molecular dynamics (AMD) calculations. RIKEN-RIBF facility.
doi: 10.1016/j.physletb.2021.136681
2021MO10 Phys.Rev. C 103, 034320 (2021) B.Moon, A.Jungclaus, H.Naidja, A.Gargano, R.Lozeva, C.-B.Moon, A.Odahara, G.S.Simpson, S.Nishimura, F.Browne, P.Doornenbal, G.Gey, J.Keatings, G.Lorusso, Z.Patel, S.Rice, M.Si, L.Sinclair, P.-A.Soderstrom, T.Sumikama, J.Taprogge, H.Watanabe, J.Wu, Z.Y.Xu, A.Yagi, D.S.Ahn, H.Baba, F.L.Bello Garrote, S.Bonig, R.Daido, J.M.Daugas, F.Didierjean, F.Drouet, Y.Fang, N.Fukuda, R.Gernhauser, B.Hong, E.Ideguchi, S.Ilieva, N.Inabe, T.Ishigaki, T.Isobe, H.S.Jung, D.Kameda, I.Kojouharov, T.Komatsubara, T.Kroll, T.Kubo, N.Kurz, Y.K.Kwon, C.S.Lee, P.Lee, Z.Li, A.Montaner-Piza, S.Morimoto, K.Moschner, D.Mucher, D.Murai, M.Niikura, H.Nishibata, I.Nishizuka, R.Orlandi, H.Sakurai, H.Schaffner, Y.Shimizu, K.Steiger, H.Suzuki, H.Takeda, K.Tshoo, Zs.Vajta, A.Wendt, R.Yokoyama, K.Yoshinaga Nuclear structure of Te isotopes beyond neutron magic number N = 82 RADIOACTIVITY 137,138Sb(β-), (β-n), (β-2n)[from 9Be(238U, F), E=345 MeV/nucleon, followed by separation of fragments using BigRIPS and Zero-Degree spectrometer at RIBF-RIKEN facility]; measured yields of 137Sb 138Sb, Eγ, Iγ, γγ-coin, half-lives of decays of ground states of 137Sb and 138Sb using WAS3ABi detection system and EURICA array for γ rays. 135,136,137,138Te; deduced levels, J, π, β-, β-n and β-2n feedings, logft values. Systematics of energies of excited states in the Z=52-64(even) and N=85 isotones. Comparison with large-scale shell-model calculations. NUCLEAR STRUCTURE 137,138Te; calculated levels, J, π, one-neutron spectroscopic factors for 137Te, B(E2), spectroscopic quadrupole moments and g factors for levels in 138Te using large-scale shell-model, with Napoli and N3LOP interactions. Comparison with experimental data.
doi: 10.1103/PhysRevC.103.034320
2021OR01 Phys.Rev. C 103, 014324 (2021) S.E.A.Orrigo, B.Rubio, W.Gelletly, P.Aguilera, A.Algora, A.I.Morales, J.Agramunt, D.S.Ahn, P.Ascher, B.Blank, C.Borcea, A.Boso, R.B.Cakirli, J.Chiba, G.de Angelis, G.de France, F.Diel, P.Doornenbal, Y.Fujita, N.Fukuda, E.Ganioglu, M.Gerbaux, J.Giovinazzo, S.Go, T.Goigoux, S.Grevy, V.Guadilla, N.Inabe, G.G.Kiss, T.Kubo, S.Kubono, T.Kurtukian-Nieto, D.Lubos, C.Magron, F.Molina, A.Montaner-Piza, D.Napoli, D.Nishimura, S.Nishimura, H.Oikawa, V.H.Phong, H.Sakurai, Y.Shimizu, C.Sidong, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, Y.Takei, M.Tanaka, J.Wu, S.Yagi β decay of the very neutron-deficient 60Ge and 62Ge nuclei RADIOACTIVITY 59Zn, 60Ga, 60,62Ge(EC), (β+); 62Ge(β+p)[60,62Ge activities from 9Be(78Kr, X), E=345 MeV/nucleon at RIBF-RIKEN]; measured Eγ, Iγ, Ep, Ip, β+γ-, β+pγ- and γγ-coin, γ(implants)- and p(implants)-correlations, half-lives of decays of 60Ga, 60,62Ge using the WAS3ABi and EURICA arrays. 60Ge; deduced β+-delayed proton branching ratio. 60,62Ga, 59,60Zn, 59Cu; deduced levels, J, π, β feedings, Fermi and B(F) and Gamow-Teller B(GT) transition strengths, mass excesses of 60,62Ge, and 60Ga by analysis of IMME for A=60 nuclei. Comparison with previous experimental data. NUCLEAR REACTIONS 9Be(78Kr, X), E=345 MeV/nucleon; measured reaction products, Z versus A/Q identification plot for nuclei of Z=28-36 and A/Q=1.85-1.95, with fragments separated using the BigRIPS separator and ZeroDegree spectrometer at RIBF-RIKEN facility, with main emphasis on the production of 60,62Ge.
doi: 10.1103/PhysRevC.103.014324
2021SU01 Phys.Rev. C 103, 014614 (2021) T.Sumikama, N.Fukuda, N.Inabe, D.Kameda, T.Kubo, Y.Shimizu, H.Suzuki, H.Takeda, K.Yoshida, H.Baba, F.Browne, A.M.Bruce, R.Carroll, N.Chiga, R.Daido, F.Didierjean, P.Doornenbal, Y.Fang, G.Gey, E.Ideguchi, T.Isobe, S.Lalkovski, Z.Li, G.Lorusso, R.Lozeva, H.Nishibata, S.Nishimura, I.Nishizuka, A.Odahara, Z.Patel, Zs.Podolyak, P.H.Regan, S.Rice, O.J.Roberts, H.Sakurai, G.S.Simpson, L.Sinclair, P.-A.Soderstrom, M.Tanaka, J.Taprogge, H.Watanabe, V.Werner, O.Wieland, J.Wu, Z.Y.Xu, A.Yagi Observation of new neutron-rich isotopes in the vicinity of 110Zr NUCLEAR REACTIONS 9Be(238U, F)98Br/99Br/101Br/99Kr/100Kr/101Kr/102Kr/100Rb/101Rb/102Rb/103Rb/104Rb/105Rb/106Rb/101Sr/102Sr/103Sr/104Sr/105Sr/106Sr/107Sr/108Sr/103Y/104Y/105Y/106Y/107Y/108Y/109Y/110Y/111Y/105Zr/106Zr/107Zr/108Zr/109Zr/110Zr/111Zr/112Zr/113Zr/114Zr/108Nb/109Nb/110Nb/111Nb/112Nb/113Nb/114Nb/115Nb/116Nb/117Nb/111Mo/112Mo/113Mo/114Mo/115Mo/116Mo/117Mo/118Mo/119Mo/114Tc/115Tc/116Tc/117Tc/118Tc/119Tc/120Tc/121Tc/117Ru/118Ru/119Ru/120Ru/121Ru/122Ru/120Rh/121Rh/122Rh/123Rh, E=345 MeV/nucleon; measured reaction products and production yields and σ, with particle-identifications through energy loss, time of flight, and magnetic rigidities using BigRIPS separator and ZeroDegree spectrometer at RIBF-RIKEN facility. Comparison with theoretical calculations using LISE++ code. 101Br, 102Kr, 105Rb, 106Rb, 108Sr, 110,111Y, 114Zr, 117Nb; identified new neutron-rich. 99,100Br; no evidence found for production.
doi: 10.1103/PhysRevC.103.014614
2021WA49 Phys.Lett. B 823, 136766 (2021) H.Watanabe, C.X.Yuan, G.Lorusso, S.Nishimura, Z.Y.Xu, T.Sumikama, P.-A.Soderstrom, P.Doornenbal, F.Browne, G.Gey, H.S.Jung, J.Taprogge, Zs.Vajta, H.K.Wang, J.Wu, A.Yagi, H.Baba, G.Benzoni, K.Y.Chae, F.C.L.Crespi, N.Fukuda, R.Gernhauser, N.Inabe, T.Isobe, A.Jungclaus, D.Kameda, G.D.Kim, Y.K.Kim, I.Kojouharov, F.G.Kondev, T.Kubo, N.Kurz, Y.K.Kwon, G.J.Lane, Z.Li, C.-B.Moon, A.Montaner-Piza, K.Moschner, F.Naqvi, M.Niikura, H.Nishibata, D.Nishimura, A.Odahara, R.Orlandi, Z.Patel, Zs.Podolyak, H.Sakurai, H.Schaffner, G.S.Simpson, K.Steiger, H.Suzuki, H.Takeda, A.Wendt, K.Yoshinaga Impact of shell evolution on Gamow-Teller β decay from a high-spin long-lived isomer in 127Ag RADIOACTIVITY 127Cd(EC), 127Ag(IT) [from 9Be(238U, X), E=345 MeV/nucleon]; measured decay products, Eγ, Iγ, Eβ, Iβ, γ-γ-coin.; deduced γ -ray energies and intensities, J, π, B(GT), isomeric T1/2. Comparison with shell model calculations.
doi: 10.1016/j.physletb.2021.136766
2021WI05 Phys.Rev. C 104, 014304 (2021) K.Wimmer, F.Recchia, S.M.Lenzi, S.Riccetto, T.Davinson, A.Estrade, C.J.Griffin, S.Nishimura, V.Phong, P.-A.Soderstrom, O.Aktas, M.Al-Aqeel, T.Ando, H.Baba, S.Bae, S.Choi, P.Doornenbal, J.Ha, L.Harkness-Brennan, T.Isobe, P.R.John, D.Kahl, G.Kiss, I.Kojouharov, N.Kurz, M.Labiche, K.Matsui, S.Momiyama, D.R.Napoli, M.Niikura, C.Nita, Y.Saito, H.Sakurai, H.Schaffner, P.Schrock, C.Stahl, T.Sumikama, V.Werner, W.Witt, P.J.Woods Isomeric states in neutron-rich nuclei near N=40 NUCLEAR REACTIONS 9Be(238U, X)58Sc/60V/64V, E=345 MeV/nucleon, followed by separation of fragments of interest using BigRIPS separator and ZeroDegree spectrometer at RIBF-RIKEN facility; measured Eγ, Iγ, γγ-coin, delayed γ spectra, half-lives of nanosecond and microsec isomers using HPGe EUroball RIKEN Cluster Array (EURICA). 58Sc, 60,64V; deduced levels, new isomers, B(E2), B(M2); discussed possible spin-parity assignments for the isomers. Comparison with previous experimental data, and with shell-model predictions.
doi: 10.1103/PhysRevC.104.014304
2021YA07 Phys.Rev.Lett. 126, 082501 (2021) Z.H.Yang, Y.Kubota, A.Corsi, K.Yoshida, X.-X.Sun, J.G.Li, M.Kimura, N.Michel, K.Ogata, C.X.Yuan, Q.Yuan, G.Authelet, H.Baba, C.Caesar, D.Calvet, A.Delbart, M.Dozono, J.Feng, F.Flavigny, J.-M.Gheller, J.Gibelin, A.Giganon, A.Gillibert, K.Hasegawa, T.Isobe, Y.Kanaya, S.Kawakami, D.Kim, Y.Kiyokawa, M.Kobayashi, N.Kobayashi, T.Kobayashi, Y.Kondo, Z.Korkulu, S.Koyama, V.Lapoux, Y.Maeda, F.M.Marques, T.Motobayashi, T.Miyazaki, T.Nakamura, N.Nakatsuka, Y.Nishio, A.Obertelli, A.Ohkura, N.A.Orr, S.Ota, H.Otsu, T.Ozaki, V.Panin, S.Paschalis, E.C.Pollacco, S.Reichert, J.-Y.Rousse, A.T.Saito, S.Sakaguchi, M.Sako, C.Santamaria, M.Sasano, H.Sato, M.Shikata, Y.Shimizu, Y.Shindo, L.Stuhl, T.Sumikama, Y.L.Sun, M.Tabata, Y.Togano, J.Tsubota, F.R.Xu, J.Yasuda, K.Yoneda, J.Zenihiro, S.-G.Zhou, W.Zuo, T.Uesaka Quasifree Neutron Knockout Reaction Reveals a Small s-Orbital Component in the Borromean Nucleus 17B NUCLEAR REACTIONS 1H(17B, np)16B, E ∼ 277 MeV/nucleon; measured reaction products, Eγ, Iγ. 17B; deduced energy levels, partial σ and spectroscopic parameters, resonance widths. Comparison with GSM, VS-IMSRG, AMD, SM calculations. MINOS target, RIKEN Nishina Center.
doi: 10.1103/PhysRevLett.126.082501
2021YO08 Phys.Rev. C 104, L021303 (2021) R.Yokoyama, E.Ideguchi, G.S.Simpson, M.Tanaka, Y.Sun, C.-J.Lv, Y.-X.Liu, L.-J.Wang, S.Nishimura, P.Doornenbal, G.Lorusso, P.-A.Soderstrom, T.Sumikama, J.Wu, Z.Y.Xu, N.Aoi, H.Baba, F.L.Bello Garrote, G.Benzoni, F.Browne, R.Daido, Y.Fang, N.Fukuda, A.Gottardo, G.Gey, S.Go, S.Inabe, T.Isobe, D.Kameda, K.Kobayashi, M.Kobayashi, I.Kojouharov, T.Komatsubara, T.Kubo, N.Kurz, I.Kuti, Z.Li, M.Matsushita, S.Michimasa, C.B.Moon, H.Nishibata, I.Nishizuka, A.Odahara, Z.Patel, S.Rice, E.Sahin, H.Sakurai, H.Schaffner, L.Sinclair, H.Suzuki, H.Takeda, J.Taprogge, Zs.Vajta, H.Watanabe, A.Yagi Three-quasiparticle isomers in odd-even 159, 161Pm: Calling for modified spin-orbit interaction for the neutron-rich region RADIOACTIVITY 159,161Pm(IT)[from 9Be(238U, F), E=345 MeV/nucleon, followed by separation of fission fragments using the BigRIPS in-flight separator and implantation of fragments in WAS3ABi setup at RIBF-RIKEN facility]; measured Eγ, Iγ, γγ-coin, half-lives of the isomers by γ(t) using the EURICA array of 12 EUROBALL clusters. 159,161Pm; deduced high-spin levels, J, π, bands, 2-quasiparticle Nilsson configurations for the isomeric states, and 3-quasiparticle configurations from theory, existence of the deformed N=98 subshell gap in odd-mass nuclei. Comparison with projected shell model (PSM) calculations. Discussed modification of strength of spin-orbit interactions in standard Nilsson parameters for neutron-rich rare-earth nuclei around A=165.
doi: 10.1103/PhysRevC.104.L021303
2020BE24 Phys.Rev. C 102, 034314 (2020) F.L.Bello Garrote, E.Sahin, Y.Tsunoda, T.Otsuka, A.Gorgen, M.Niikura, S.Nishimura, G.de Angelis, G.Benzoni, A.I.Morales, V.Modamio, Z.Y.Xu, H.Baba, F.Browne, A.M.Bruce, S.Ceruti, F.C.L.Crespi, R.Daido, M.-C.Delattre, P.Doornenbal, Zs.Dombradi, Y.Fang, S.Franchoo, G.Gey, A.Gottardo, K.Hadynska-Klek, T.Isobe, P.R.John, H.S.Jung, I.Kojouharov, T.Kubo, N.Kurz, I.Kuti, Z.Li, G.Lorusso, I.Matea, K.Matsui, D.Mengoni, T.Miyazaki, S.Momiyama, P.Morfouace, D.R.Napoli, F.Naqvi, H.Nishibata, A.Odahara, R.Orlandi, Z.Patel, S.Rice, H.Sakurai, H.Schaffner, L.Sinclair, P.-A.Soderstrom, D.Sohler, I.G.Stefan, T.Sumikama, D.Suzuki, R.Taniuchi, J.Taprogge, Zs.Vajta, J.J.Valiente-Dobon, H.Watanabe, V.Werner, J.Wu, A.Yagi, M.Yalcinkaya, R.Yokoyama, K.Yoshinaga β-decay of 75Ni and the systematics of the low-lying level structure of neutron-rich odd-A Cu isotopes RADIOACTIVITY 75Ni(β-), (β-n)[from 9Be(238U, F), E=345 MeV/nucleon, followed by mass separation and identification of fragments of interest using the BigRIPS separator and ZeroDegree spectrometer, and implanted in WAS3ABi stopper at RIBF-RIKEN facility]; measured Eβ, Eγ, Iγ, γγ-coin, (implants)β-correlations, (implants)βγ-coin using the EURICA array for γ detection, half-life and %β-n or Pn for the decay of 75Ni. 75Cu; deduced levels, J, π, Iβ, logft values. Comparison with Monte Carlo shell model (MCSM) calculations. 74Cu, 75,76,77,78Zn, 76,80,81Ga, 80,81Ge(β-); observed γ rays in spectral Fig. 1. NUCLEAR STRUCTURE 75Cu; calculated levels, J, π. 75,77Cu; calculated occupation numbers of proton and neutron orbits, potential energy surfaces for different spin states. 69,71,73,75,77,79Cu; systematics of energies of the first 1/2- states and corresponding B(E2) values, energies and decay sequences of particle-core coupling states, intruder states. Monte Carlo shell model calculations were performed using the A3DA interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.102.034314
2020BO04 Phys.Rev.Lett. 124, 112501 (2020) F.Boulay, G.S.Simpson, Y.Ichikawa, S.Kisyov, D.Bucurescu, A.Takamine, D.S.Ahn, K.Asahi, H.Baba, D.L.Balabanski, T.Egami, T.Fujita, N.Fukuda, C.Funayama, T.Furukawa, G.Georgiev, A.Gladkov, M.Hass, K.Imamura, N.Inabe, Y.Ishibashi, T.Kawaguchi, T.Kawamura, W.Kim, Y.Kobayashi, S.Kojima, A.Kusoglu, R.Lozeva, S.Momiyama, I.Mukul, M.Niikura, H.Nishibata, T.Nishizaka, A.Odahara, Y.Ohtomo, D.Ralet, T.Sato, Y.Shimizu, T.Sumikama, H.Suzuki, H.Takeda, L.C.Tao, Y.Togano, D.Tominaga, H.Ueno, H.Yamazaki, X.F.Yang, J.M.Daugas g Factor of the 99Zr(7/2+) Isomer: Monopole Evolution in the Shape-Coexisting Region RADIOACTIVITY 99Zr(IT) [from 9Be(238U, X), E=345 MeV/nucleon];measured decay products, Eγ, Iγ; deduced g-ray energies, J, π, level scheme, g-factor using a method of time-differential perturbed angular distribution (TDPAD), T1/2. Comparison with IBFM-1 calculations.
doi: 10.1103/PhysRevLett.124.112501
2020FR06 Phys.Rev.Lett. 125, 012501 (2020) A.Frotscher, M.Gomez-Ramos, A.Obertelli, P.Doornenbal, G.Authelet, H.Baba, D.Calvet, F.Chateau, S.Chen, A.Corsi, A.Delbart, J.-M.Gheller, A.Giganon, A.Gillibert, T.Isobe, V.Lapoux, M.Matsushita, S.Momiyama, T.Motobayashi, M.Niikura, H.Otsu, N.Paul, C.Peron, A.Peyaud, E.C.Pollacco, J.-Y.Rousse, H.Sakurai, C.Santamaria, M.Sasano, Y.Shiga, N.Shimizu, D.Steppenbeck, S.Takeuchi, R.Taniuchi, T.Uesaka, H.Wang, K.Yoneda, T.Ando, T.Arici, A.Blazhev, F.Browne, A.M.Bruce, R.Carroll, L.X.Chung, M.L.Cortes, M.Dewald, B.Ding, Zs.Dombradi, F.Flavigny, S.Franchoo, F.Giacoppo, M.Gorska, A.Gottardo, K.Hadynska-Klek, Z.Korkulu, S.Koyama, Y.Kubota, A.Jungclaus, J.Lee, M.Lettmann, B.D.Linh, J.Liu, Z.Liu, C.Lizarazo, C.Louchart, R.Lozeva, K.Matsui, T.Miyazaki, K.Moschner, S.Nagamine, N.Nakatsuka, C.Nita, S.Nishimura, C.R.Nobs, L.Olivier, S.Ota, Z.Patel, Zs.Podolyak, M.Rudigier, E.Sahin, T.Y.Saito, C.Shand, P.-A.Soderstrom, I.G.Stefan, T.Sumikama, D.Suzuki, R.Orlandi, V.Vaquero, Zs.Vajta, V.Werner, K.Wimmer, J.Wu, Z.Xu Sequential Nature of (p, 3p) Two-Proton Knockout from Neutron-Rich Nuclei NUCLEAR REACTIONS 1H(101Sr, 3p), (75Zn, 3p), (81Ga, 3p)79Cu, (81Ga, 2p)80Zn, E ∼ 205 MeV/nucleon; measured reaction products, Ep, Ip; deduced σ.
doi: 10.1103/PhysRevLett.125.012501
2020GI02 Acta Phys.Pol. B51, 577 (2020) J.Giovinazzo, T.Goigoux, B.Blank, P.Ascher, M.Gerbaux, S.Grevy, T.Kurtukian Nieto, C.Magron, P.Doornenbal, N.Fukuda, N.Inabe, G.G.Kiss, T.Kubo, S.Kubono, S.Nishimura, H.Sakurai, Y.Shimizu, C.Sidong, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, P.Vi, J.Wu, D.S.Ahn, J.Agramunt, A.Algora, V.Guadilla, A.Montaner-Piza, A.I.Morales, S.E.A.Orrigo, B.Rubio, Y.Fujita, M.Tanaka, W.Gelletly, P.Aguilera, F.Molina, F.Diel, D.Lubos, G.De Angelis, D.Napoli, C.Borcea, A.Boso, R.B.Cakirli, E.Ganioglu, J.Chiba, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, K.Wimmer, G.De France, S.Go, B.A.Brown Two-proton radioactivity: The interesting case of 67Kr and Further Studies RADIOACTIVITY 67Kr(2p), (β+), 57Zn, 59,61Ge, 63,65Se, 68,69Kr(EC), (β+), (β+p), 55,56Cu, 60Ga, 63Ge, 64,65As, 67Kr(EC), (β+)[from 9Be(78Kr, X), E=350 MeV/nucleon, followed by separation of fragments using BigRIPS and Zero Degree Spectrometer at RIBF-RIKEN]; measured E(p), I(p), Eγ, half-lives of decays of isotopes from time distribution of (fragment)(decay events) correlations using EURICA-WAS3ABi setup at RIKEN; deduced %2p for the decay of 67Kr, and %β+p for 59,61Ge, 63Se, 68,69Kr. Comparison with previous experimental results.
doi: 10.5506/APhysPolB.51.577
2020GO06 Phys.Rev. C 102, 014323 (2020) A.Gottardo, G.de Angelis, P.Doornenbal, L.Coraggio, A.Gargano, N.Itaco, K.Kaneko, P.Van Isacker, T.Furumoto, G.Benzoni, J.Lee, H.Liu, M.Matsushita, D.Mengoni, V.Modamio-Hoybjor, S.Momiyama, T.Motobayashi, D.R.Napoli, M.Niikura, E.Sahin, Y.Shiga, H.Sakurai, R.Taniuchi, S.Takeuchi, H.Wang, J.J.Valiente-Dobon, R.Avigo, H.Baba, N.Blasi, F.L.Bello Garrote, F.Browne, F.C.L.Crespi, S.Ceruti, R.Daido, M.-C.Delattre, D.Fang, Zs.Dombradi, T.Isobe, I.Kuti, G.Lorusso, K.Matsui, B.Melon, T.Miyazaki, S.Nishimura, R.Orlandi, Z.Patel, S.Rice, L.Sinclair, P.A.Soderstrom, D.Sohler, T.Sumikama, J.Taprogge, Zs.Vajta, H.Watanabe, O.Wieland, J.Wu, Z.Y.Xu, M.Yalcinkaya, R.Yokoyama Transition strengths in the neutron-rich 73, 74, 75Ni isotopes NUCLEAR REACTIONS Pb(73Ni, 73Ni'), (74Ni, 74Ni'), (75Ni, 75Ni'), E=215 MeV/nucleon, [secondary cocktail beam from 9Be(238U, F), E=345 MeV/nucleon, and separated by A/Q using the BigRIPS fragment separator at RIBF-RIKEN facility]; measured reaction products identified by the ZeroDegree spectrometer, Eγ, Iγ, (scattered Ni nuclei)γ-coin using the WAS3Abi-EURICA setup with the DALI2 NaI(Tl) array for γ detection. 73,74,75Ni; deduced levels, J, π, B(E2) from Coulomb excitation cross sections. Comparison with large-scale shell model calculations.
doi: 10.1103/PhysRevC.102.014323
2020HA01 Nucl.Instrum.Methods Phys.Res. B463, 216 (2020) Improvement of correlation between a β ray and its parent nucleus in β-decay spectroscopy using RI beams
doi: 10.1016/j.nimb.2019.05.043
2020HA14 Phys.Rev. C 101, 044311 (2020) J.Ha, T.Sumikama, F.Browne, N.Hinohara, A.M.Bruce, S.Choi, I.Nishizuka, S.Nishimura, P.Doornenbal, G.Lorusso, P.-A.Soderstrom, H.Watanabe, R.Daido, Z.Patel, S.Rice, L.Sinclair, J.Wu, Z.Y.Xu, A.Yagi, H.Baba, N.Chiga, R.Carroll, F.Didierjean, Y.Fang, N.Fukuda, G.Gey, E.Ideguchi, N.Inabe, T.Isobe, D.Kameda, I.Kojouharov, N.Kurz, T.Kubo, S.Lalkovski, Z.Li, R.Lozeva, H.Nishibata, A.Odahara, Zs.Podolyak, P.H.Regan, O.J.Roberts, H.Sakurai, H.Schaffner, G.S.Simpson, H.Suzuki, H.Takeda, M.Tanaka, J.Taprogge, V.Werner, O.Wieland Shape evolution of neutron-rich 106, 108, 110Mo isotopes in the triaxial degree of freedom RADIOACTIVITY 106,108,110Nb, 106,108,110Zr(β-); 108,110Nb(β-n)[from 9Be(238U, F), E=345 MeV/nucleon, followed by separation of ions using BigRIPS fragment separator and transported through the ZeroDegree spectrometer at RIBF-RIKEN facility]; measured Eγ, Iγ, β-, β-γγ-coin, and half-lives of decays of 106Nb, 108Nb, 110Nb and 110Zr from β-delayed γ-decay curves, half-lives of the first 2+ states in 106Mo, 108Mo and 110Mo using WAS3ABi system for ion and β- detection, EURICA array for γ detection, and fast-timing array for level half-lives. 106,108,110Mo; deduced levels, J, π, bands, configurations, β feedings, logft, B(E2) ratios, quadrupole deformation, kinematic moment of inertia for the ground bands, staggering pattern. 108,110Nb; deduced %β-n or Pn from the β-delayed γ rays emitted from the daughter nuclei, two β-decaying states or an isomer in 110Nb. 106,108,110Nb; deduced J, π; discussed Nilsson configurations. Comparison with theoretical calculations. Systematics of E(4+)/E(first 2+) ratios in N(even)=56-72, Zr, Mo, Ru and Pd isotopes, and level energy staggering pattern relative to the first 2+ states in N=64, 66, 68 Mo, Ru, and Pd isotopes. NUCLEAR STRUCTURE 106,108,110Mo; calculated levels, J, π, potential-energy surface (PES) contours and the collective-wave functions for low-lying positive-parity states. Comparison with beyond-meanfield calculations using the constrained Hartree-Fock-Bogoliubov and local quasiparticle-random-phase approximation with SLy5+T interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.101.044311
2020JU02 Phys.Rev. C 102, 034324 (2020) A.Jungclaus, J.M.Keatings, G.S.Simpson, H.Naidja, A.Gargano, S.Nishimura, P.Doornenbal, G.Gey, G.Lorusso, P.-A.Soderstrom, T.Sumikama, J.Taprogge, Z.Y.Xu, H.Baba, F.Browne, N.Fukuda, N.Inabe, T.Isobe, H.S.Jung, D.Kameda, G.D.Kim, Y.-K.Kim, I.Kojouharov, T.Kubo, N.Kurz, Y.K.Kwon, Z.Li, H.Sakurai, H.Schaffner, Y.Shimizu, H.Suzuki, H.Takeda, Z.Vajta, H.Watanabe, J.Wu, A.Yagi, K.Yoshinaga, S.Bonig, J.-M.Daugas, R.Gernhauser, S.Ilieva, T.Kroll, A.Montaner-Piza, K.Moschner, D.Mucher, H.Nishibata, A.Odahara, R.Orlandi, M.Scheck, K.Steiger, A.Wendt Evolution of proton single-particle states in neutron-rich Sb isotopes beyond N=82 RADIOACTIVITY 136,137,138Sn(β-)(β-n)[from 9Be(238U, F), E=345 MeV/nucleon, followed by separation and identification of fragments of interest using BigRIPS separator and ZeroDegree spectrometer, and implants deposited at WAS3ABi detector at RIBF-RIKEN facility]; measured Eγ, Iγ, Eβ, βγ- and γγ-coin using the EURICA array of Ge detectors, half-lives of decays of 136Sn, 137Sn and 138Sn. 136,137,138Sb; deduced levels, J, π, %β-n or Pn, β feedings, logft, configurations. Comparison with shell model calculations using the Napoli and N3LOP interactions. Systematics of first 5/2+ and 7/2+ states in 133,135,137,139,141Sb. 134,136,138Sb; calculated energies of levels in 0- to 7- spin range using shell model calculations using the Napoli and N3LOP interactions, and compared with experimental data. Systematics of experimental energies of the first 5/2+ and 7/2+ states in A=107-135, odd-A Sb isotopes.
doi: 10.1103/PhysRevC.102.034324
2020KU34 Phys.Rev.Lett. 125, 252501 (2020) Y.Kubota, A.Corsi, G.Authelet, H.Baba, C.Caesar, D.Calvet, A.Delbart, M.Dozono, J.Feng, F.Flavigny, J.-M.Gheller, J.Gibelin, A.Giganon, A.Gillibert, K.Hasegawa, T.Isobe, Y.Kanaya, S.Kawakami, D.Kim, Y.Kikuchi, Y.Kiyokawa, M.Kobayashi, N.Kobayashi, T.Kobayashi, Y.Kondo, Z.Korkulu, S.Koyama, V.Lapoux, Y.Maeda, F.M.Marques, T.Motobayashi, T.Miyazaki, T.Nakamura, N.Nakatsuka, Y.Nishio, A.Obertelli, K.Ogata, A.Ohkura, N.A.Orr, S.Ota, H.Otsu, T.Ozaki, V.Panin, S.Paschalis, E.C.Pollacco, S.Reichert, J.-Y.Rousse, A.T.Saito, S.Sakaguchi, M.Sako, C.Santamaria, M.Sasano, H.Sato, M.Shikata, Y.Shimizu, Y.Shindo, L.Stuhl, T.Sumikama, Y.L.Sun, M.Tabata, Y.Togano, J.Tsubota, Z.H.Yang, J.Yasuda, K.Yoneda, J.Zenihiro, T.Uesaka Surface Localization of the Dineutron in 11Li NUCLEAR REACTIONS 1H(11Li, np)2NN, E=246 MeV/nucleon; measured reaction products, Ep, Ip, En, In; deduced missing momentum distribution, σ(θ, E), formation of a dineutron. Comparison with calculations.
doi: 10.1103/PhysRevLett.125.252501
2020LI28 Phys.Rev. C 102, 024301 (2020) J.J.Liu, J.Lee, H.Watanabe, S.Nishimura, G.X.Zhang, J.Wu, P.M.Walker, P.H.Regan, P.-A.Soderstrom, H.Kanaoka, Z.Korkulu, P.S.Lee, A.Yagi, A.C.Dai, F.R.Xu, D.S.Ahn, T.Alharbi, H.Baba, F.Browne, A.M.Bruce, R.J.Carroll, K.Y.Chae, Zs.Dombradi, P.Doornenbal, A.Estrade, N.Fukuda, C.Griffin, E.Ideguchi, N.Inabe, T.Isobe, S.Kanaya, I.Kojouharov, F.G.Kondev, T.Kubo, S.Kubono, N.Kurz, I.Kuti, S.Lalkovski, G.J.Lane, C.S.Lee, E.J.Lee, G.Lorusso, G.Lotay, C.-B.Moon, I.Nishizuka, C.R.Nita, A.Odahara, Z.Patel, V.H.Phong, Zs.Podolyak, O.J.Roberts, H.Sakurai, H.Schaffner, C.M.Shand, Y.Shimizu, T.Sumikama, H.Suzuki, H.Takeda, S.Terashima, Zs.Vajta, J.J.Valiente-Dobon, Z.Y.Xu Isomeric and β-decay spectroscopy of 173, 174Ho RADIOACTIVITY 173,174Ho(β-)[from 9Be(238U, F), E=345 MeV/nucleon, followed by separation of fission fragments using BigRIPS separator and ZeroDegree spectrometer and implantation in WAS3ABi at RIBF-RIKEN facility]; measured Eγ, Iγ, Eβ, conversion electrons, βγ-, (ce)γ- and γγ-coin, half-lives of 173Ho and 174Ho decays from γ-decay curves, half-life of an isomer in 173Ho using double-sided silicon strip detectors (DSSD) and the EURICA γ-ray spectrometer. 174Er; deduced levels, J, π, β feedings, logft, configurations. 173Ho; deduced level, isomer, J, π. 174Ho; deduced J, π and configuration of ground state. 173,174Ho, 173,174Er; calculated levels, J, π, deformation parameters β2, γ and β4, configurations using configuration-constrained potential energy surface (PES) calculations. Systematics of yrast g.s. bands in N=106 isotones: 172Dy, 174Er, 176Yb, 178Hf, 180W, 182Os. Systematics of experimental logft values in decays of 168Ho, 171,173Er, 174,176Tm, 178Lu. Systematics of Weisskopf hindrance factors in odd-A Ho isotopes: 159,161,163,165,167Ho.
doi: 10.1103/PhysRevC.102.024301
2020LO06 Phys.Rev. C 101, 034314 (2020) T.Lokotko, S.Leblond, J.Lee, P.Doornenbal, A.Obertelli, A.Poves, F.Nowacki, K.Ogata, K.Yoshida, G.Authelet, H.Baba, D.Calvet, F.Chateau, S.Chen, A.Corsi, A.Delbart, J.-M.Gheller, A.Gillibert, T.Isobe, V.Lapoux, M.Matsushita, S.Momiyama, T.Motobayashi, M.Niikura, H.Otsu, C.Peron, A.Peyaud, E.C.Pollacco, J.-Y.Rousse, H.Sakurai, C.Santamaria, Z.Y.Xu, M.Sasano, Y.Shiga, S.Takeuchi, R.Taniuchi, T.Uesaka, H.Wang, V.Werner, F.Browne, L.X.Chung, Zs.Dombradi, S.Franchoo, F.Giacoppo, A.Gottardo, K.Hadynska-Klek, Z.Korkulu, S.Koyama, Y.Kubota, M.Lettmann, C.Louchart, R.Lozeva, K.Matsui, T.Miyazaki, S.Nishimura, L.Olivier, S.Ota, Z.Patel, E.Sahin, C.Shand, P.-A.Soderstrom, I.Stefan, D.Steppenbeck, T.Sumikama, D.Suzuki, Zs.Vajta, J.Wu Shell structure of the neutron-rich isotopes 69, 71, 73Co NUCLEAR REACTIONS 1H(70Ni, 2p), E=252 MeV/nucleon; 1H(72Ni, 2p), E=241 MeV/nucleon; 1H(74Ni, 2p), E=234 MeV/nucleon, [secondary beams from 9Be(238U, X), E=345 MeV/nucleon]; measured reaction products, Eγ, Iγ, γγ-coin, inclusive and exclusive σ using the DALI2 NaI(Tl) detector array for γ detection, the MINOS time-projection-chamber for p detection, the BigRIPS separator for secondary beam identification, and ZeroDegree spectrometer for reaction product identification at RIBF-RIKEN. 69,71,73Co; deduced levels, J, π, configurations, half-life estimates of three low energy transitions in 69Co. Distorted-wave impulse approximation (DWIA) analysis for cross sections. Comparison with shell model calculations using the Lenzi-Nowacki-Poves-Sieja LNPS and PFSDG-U interactions, and with previous experimental data.
doi: 10.1103/PhysRevC.101.034314
2020PA25 Phys.Rev. C 102, 014304 (2020) J.Park, R.Krucken, A.Blazhev, D.Lubos, R.Gernhauser, M.Lewitowicz, S.Nishimura, D.S.Ahn, H.Baba, B.Blank, P.Boutachkov, F.Browne, I.Celikovic, G.de France, P.Doornenbal, T.Faestermann, Y.Fang, N.Fukuda, J.Giovinazzo, N.Goel, M.Gorska, H.Grawe, S.Ilieva, N.Inabe, T.Isobe, A.Jungclaus, D.Kameda, G.D.Kim, Y.-K.Kim, I.Kojouharov, T.Kubo, N.Kurz, Y.K.Kwon, G.Lorusso, K.Moschner, D.Murai, I.Nishizuka, Z.Patel, M.M.Rajabali, S.Rice, H.Sakurai, H.Schaffner, Y.Shimizu, L.Sinclair, P.-A.Soderstrom, K.Steiger, T.Sumikama, H.Suzuki, H.Takeda, Z.Wang, H.Watanabe, J.Wu, Z.Y.Xu Spectroscopy of 99Cd and 101In from β decays of 99In and 101Sn RADIOACTIVITY 99In(EC), (β+), 101Sn(EC), (β+), (β+p)[from 9Be(124Xe, X), E=345 MeV/nucleon, followed by separation of fragments of interest using BigRIPS separator and the ZeroDegree spectrometer at RIBF-RIKEN facility]; measured β-correlated γ spectra, Eγ, Iγ, γγ-coin using the WAS3ABi detector and the EURICA array; generated hypothetical βγ-coin and βγγ-coin matrices. 99Cd, 101In; deduced levels, J, π. 101Sn(β+p); analyzed intensity distributions of β-delayed proton emission branches as a function of the excitation energy; calculated partial half-lives of electromagnetic decay and proton emission. Comparison of level structure with phenomenological shell model using SR88MHJM interaction, and β+p decay with semi-empirical proton emission theory by Delion, Liotta, and Wyss 2006.
doi: 10.1103/PhysRevC.102.014304
2020SU01 Nucl.Instrum.Methods Phys.Res. B463, 237 (2020) T.Sumikama, T.Kubo, N.Fukuda, D.S.Ahn, H.Takeda, Y.Shimizu, H.Suzuki, N.Inabe, D.Murai, H.Sato, K.Kusaka, Y.Yanagisawa, M.Ohtake, K.Yoshida First success of RI-beam separation and particle identification for nuclei with atomic number Z > 82 at RIKEN RI beam factory NUCLEAR REACTIONS 9Be(238U, X)208Rn, E=345 MeV/nucleon; measured reaction products; deduced heavy RI beam purity.
doi: 10.1016/j.nimb.2019.05.030
2020SU23 Phys.Rev. C 102, 064615 (2020) H.Suzuki, K.Yoshida, N.Fukuda, H.Takeda, Y.Shimizu, D.S.Ahn, T.Sumikama, N.Inabe, T.Komatsubara, H.Sato, Z.Korkulu, K.Kusaka, Y.Yanagisawa, M.Ohtake, H.Ueno, T.Kubo, S.Michimasa, N.Kitamura, K.Kawata, N.Imai, O.B.Tarasov, D.Bazin, J.Nolen, W.F.Henning Experimental studies of the two-step scheme with an intense radioactive 132Sn beam for next-generation production of very neutron-rich nuclei NUCLEAR REACTIONS 9Be(132Sn, X)108Nb/109Nb/110Nb/111Nb/112Nb/111Mo/112Mo/113Mo/114Mo/115Mo/116Mo/114Tc/115Tc/116Tc/117Tc/118Tc/119Tc/115Ru/116Ru/117Ru/118Ru/119Ru/120Ru/121Ru/122Ru/123Ru/120Rh/121Rh/122Rh/123Rh/124Rh/125Rh/126Rh/117Pd/118Pd/119Pd/120Pd/121Pd/122Pd/123Pd/124Pd/125Pd/126Pd/127Pd/128Pd/129Pd/130Pd/131Pd/126Ag/127Ag/128Ag/129Ag/130Ag/129Cd/130Cd/131Cd, E=278 MeV/nucleon, [132Sn secondary beam from 9Be(238U, F), E=345 MeV/nucleon primary reaction]; measured neutron-rich reaction products, A/Q particle-identification plots, production σ in two-step mechanism of fission and fragmentation using BigRIPS separator and ZeroDegree spectrometer at RIBF-RIKEN facility. Comparison of production σ for one-step (in-flight fission or fragmentation) and two-step (ISOL followed by in-beam fragmentation) mechanisms. Comparison with experimental production σ data from GSI, and with theoretical calculations using CORFA1.0 and EPAX3.1a codes.
doi: 10.1103/PhysRevC.102.064615
2020TA05 Phys.Rev.Lett. 124, 102501 (2020) M.Tanaka, M.Takechi, A.Homma, M.Fukuda, D.Nishimura, T.Suzuki, Y.Tanaka, T.Moriguchi, D.S.Ahn, A.Aimaganbetov, M.Amano, H.Arakawa, S.Bagchi, K.-H.Behr, N.Burtebayev, K.Chikaato, H.Du, S.Ebata, T.Fujii, N.Fukuda, H.Geissel, T.Hori, W.Horiuchi, S.Hoshino, R.Igosawa, A.Ikeda, N.Inabe, K.Inomata, K.Itahashi, T.Izumikawa, D.Kamioka, N.Kanda, I.Kato, I.Kenzhina, Z.Korkulu, Y.Kuk, K.Kusaka, K.Matsuta, M.Mihara, E.Miyata, D.Nagae, S.Nakamura, M.Nassurlla, K.Nishimuro, K.Nishizuka, K.Ohnishi, M.Ohtake, T.Ohtsubo, S.Omika, H.J.Ong, A.Ozawa, A.Prochazka, H.Sakurai, C.Scheidenberger, Y.Shimizu, T.Sugihara, T.Sumikama, H.Suzuki, S.Suzuki, H.Takeda, Y.K.Tanaka, I.Tanihata, T.Wada, K.Wakayama, S.Yagi, T.Yamaguchi, R.Yanagihara, Y.Yanagisawa, K.Yoshida, T.K.Zholdybayev Swelling of Doubly Magic 48Ca Core in Ca Isotopes beyond N=28 NUCLEAR REACTIONS C(42Ca, X), (43Ca, X), (44Ca, X), (45Ca, X), (46Ca, X), (47Ca, X), (48Ca, X), (49Ca, X), (50Ca, X), (51Ca, X), E=280 MeV/nucleon; measured reaction products. 42,43,44,45,46,47,48,49,50,51Ca; deduced neutron number dependence in root-mean-square matter radii, novel growth in neutron skin thickness. Comparison with mean field calculations.
doi: 10.1103/PhysRevLett.124.102501
2020VA01 Phys.Rev.Lett. 124, 022501 (2020) V.Vaquero, A.Jungclaus, T.Aumann, J.Tscheuschner, E.V.Litvinova, J.A.Tostevin, H.Baba, D.S.Ahn, R.Avigo, K.Boretzky, A.Bracco, C.Caesar, F.Camera, S.Chen, V.Derya, P.Doornenbal, J.Endres, N.Fukuda, U.Garg, A.Giaz, M.N.Harakeh, M.Heil, A.Horvat, K.Ieki, N.Imai, N.Inabe, N.Kalantar-Nayestanaki, N.Kobayashi, Y.Kondo, S.Koyama, T.Kubo, I.Martel, M.Matsushita, B.Million, T.Motobayashi, T.Nakamura, N.Nakatsuka, M.Nishimura, S.Nishimura, S.Ota, H.Otsu, T.Ozaki, M.Petri, R.Reifarth, J.L.Rodriguez-Sanchez, D.Rossi, A.T.Saito, H.Sakurai, D.Savran, H.Scheit, F.Schindler, P.Schrock, D.Semmler, Y.Shiga, M.Shikata, Y.Shimizu, H.Simon, D.Steppenbeck, H.Suzuki, T.Sumikama, D.Symochko, I.Syndikus, H.Takeda, S.Takeuchi, R.Taniuchi, Y.Togano, J.Tsubota, H.Wang, O.Wieland, K.Yoneda, J.Zenihiro, A.Zilges Fragmentation of Single-Particle Strength around the Doubly Magic Nucleus 132Sn and the Position of the 0f5/2 Proton-Hole State in 131In NUCLEAR REACTIONS 4He(132Sn, n), (132Sn, p), E=203 MeV/nucleon; 9Be(238U, X)132Sn, E=345 MeV/nucleon; measured reaction products, Eγ, Iγ. 131Sn, 131In; deduced γ-ray energies, spectroscopic factors, strong fragmentation of single-hole strength. Comparison with theoretical calculations.
doi: 10.1103/physrevlett.124.022501
2020VI02 Acta Phys.Pol. B51, 587 (2020) A.Vitez-Sveiczer, A.Algora, A.I.Morales, B.Rubio, G.G.Kiss, G.De Angelis, R.Recchia, S.Nishimura, J.Agramunt, V.Guadilla, A.Montaner-Piza, S.E.A.Orrigo, A.Horvath, D.Napoli, S.Lenzi, A.Boso, V.H.Phong, J.Wu, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, D.S.Ahn, H.Baba, P.Doornenbal, N.Fukuda, N.Inabe, T.Isobe, T.Kubo, S.Kubono, H.Sakurai, Y.Shimizu, S.Chen, B.Blank, P.Ascher, M.Gerbaux, T.Goigoux, J.Giovinazzo, S.Grevy, T.Kurtukian Nieto, C.Magron, W.Gelletly, Z.Dombradi, Y.Fujita, M.Tanaka, P.Aguilera, F.Molina, J.Eberth, F.Diel, D.Lubos, C.Borcea, E.Ganioglu, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, W.Korten, G.De France, P.Davies, J.Liu, J.Lee, T.Lokotko, I.Kojouharov, N.Kurz, H.Shaffner Studying the Exotic Decay 70Kr → 70Br*
doi: 10.5506/APhysPolB.51.587
2020WU04 Phys.Rev. C 101, 042801 (2020) J.Wu, S.Nishimura, P.Moller, M.R.Mumpower, R.Lozeva, C.B.Moon, A.Odahara, H.Baba, F.Browne, R.Daido, P.Doornenbal, Y.F.Fang, M.Haroon, T.Isobe, H.S.Jung, G.Lorusso, B.Moon, Z.Patel, S.Rice, H.Sakurai, Y.Shimizu, L.Sinclair, P.-A.Soderstrom, T.Sumikama, H.Watanabe, Z.Y.Xu, A.Yagi, R.Yokoyama, D.S.Ahn, F.L.Bello Garrote, J.M.Daugas, F.Didierjean, N.Fukuda, N.Inabe, T.Ishigaki, D.Kameda, I.Kojouharov, T.Komatsubara, T.Kubo, N.Kurz, K.Y.Kwon, S.Morimoto, D.Murai, H.Nishibata, H.Schaffner, T.M.Sprouse, H.Suzuki, H.Takeda, M.Tanaka, K.Tshoo, Y.Wakabayashi β-decay half-lives of 55 neutron-rich isotopes beyond the N = 82 shell gap RADIOACTIVITY 134,135,136,137,138,139Sn, 134,135,136,137,138,139,140,141,142Sb, 137,138,139,140,141,142,143,144Te, 140,141,142,143,144,145,146I, 142,143,144,145,146,147,148Xe, 145,146,147,148,149,150,151Cs, 148,149,150,151,152,153Ba, 151,152,153,154,155La(β-)[from 9Be(238U, F), E=345 MeV/nucleon, followed by separation of fragments using BigRIPS separator at RIBF-RIKEN]; measured β and γ radiations, half-lives by (implant)β and (implant)βγ correlations using the Wide range Active Silicon-Strip Stop per Array for Beta and ion (WAS3ABi) detection system and Euroball RIKEN Cluster Array (EURICA) of 84 Ge cluster detectors. Comparison with previously available experimental half-lives, and with theoretical calculations using FRDM+QRPA, KTUY+GT2, RHB+pn-RQRPA, and DF+CQRPA models. 141Te(β-); calculated half-life and Gamow-Teller strengths using FRDM+QRPA(2019) model, and compared with experimental data. Discussed and calculated effects of new half-life data on r-process abundance.
doi: 10.1103/PhysRevC.101.042801
2019CH24 Phys.Rev.Lett. 122, 212502 (2019) Z.Q.Chen, Z.H.Li, H.Hua, H.Watanabe, C.X.Yuan, S.Q.Zhang, G.Lorusso, S.Nishimura, H.Baba, F.Browne, G.Benzoni, K.Y.Chae, F.C.L.Crespi, P.Doornenbal, N.Fukuda, G.Gey, R.Gernhauser, N.Inabe, T.Isobe, D.X.Jiang, A.Jungclaus, H.S.Jung, Y.Jin, D.Kameda, G.D.Kim, Y.K.Kim, I.Kojouharov, F.G.Kondev, T.Kubo, N.Kurz, Y.K.Kwon, X.Q.Li, J.L.Lou, G.J.Lane, C.G.Li, D.W.Luo, A.Montaner-Piza, K.Moschner, C.Y.Niu, F.Naqvi, M.Niikura, H.Nishibata, A.Odahara, R.Orlandi, Z.Patel, Z.Podolyak, T.Sumikama, P.-A.Soderstrom, H.Sakurai, H.Schaffner, G.S.Simpson, K.Steiger, H.Suzuki, J.Taprogge, H.Takeda, Zs.Vajta, H.K.Wang, J.Wu, A.Wendt, C.G.Wang, H.Y.Wu, X.Wang, C.G.Wu, C.Xu, Z.Y.Xu, A.Yagi, Y.L.Ye, K.Yoshinaga Proton Shell Evolution below 132Sn : First Measurement of Low-Lying β-Emitting Isomers in 123, 125Ag RADIOACTIVITY 123,125Pd(β-) [from Be(238U, X), E=345 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced energy levels, J, π. Comparison with shell-model calculations.
doi: 10.1103/PhysRevLett.122.212502
2019CO12 Phys.Lett. B 797, 134843 (2019) A.Corsi, Y.Kubota, J.Casal, M.Gomez-Ramos, A.M.Moro, G.Authelet, H.Baba, C.Caesar, D.Calvet, A.Delbart, M.Dozono, J.Feng, F.Flavigny, J.-M.Gheller, J.Gibelin, A.Giganon, A.Gillibert, K.Hasegawa, T.Isobe, Y.Kanaya, S.Kawakami, D.Kim, Y.Kiyokawa, M.Kobayashi, N.Kobayashi, T.Kobayashi, Y.Kondo, Z.Korkulu, S.Koyama, V.Lapoux, Y.Maeda, F.M.Marques, T.Motobayashi, T.Miyazaki, T.Nakamura, N.Nakatsuka, Y.Nishio, A.Obertelli, A.Ohkura, N.A.Orr, S.Ota, H.Otsu, T.Ozaki, V.Panin, S.Paschalis, E.C.Pollacco, S.Reichert, J.-Y.Rousse, A.T.Saito, S.Sakaguchi, M.Sako, C.Santamaria, M.Sasano, H.Sato, M.Shikata, Y.Shimizu, Y.Shindo, L.Stuhl, T.Sumikama, Y.L.Sun, M.Tabata, Y.Togano, J.Tsubota, T.Uesaka, Z.H.Yang, J.Yasuda, K.Yoneda, J.Zenihiro Structure of 13Be probed via quasi-free scattering NUCLEAR REACTIONS 1H(11Li, X), 246 MeV/nucleon; 1H(14Be, np)13Be, E=265 MeV/nucleon; 1H(17B, X), E=277 MeV/nucleon; measured reaction products, Ep, Ip, En, In, Eγ, Iγ. 12,13Be; deduced σ(E), partial level scheme, scattering lengths, resonance energies and widths, transverse momentum distributions.
doi: 10.1016/j.physletb.2019.134843
2019DA02 Phys.Rev. C 99, 021302 (2019) P.J.Davies, J.Park, H.Grawe, R.Wadsworth, R.Gernhauser, R.Krucken, F.Nowacki, D.S.Ahn, F.Ameil, H.Baba, T.Back, B.Blank, A.Blazhev, P.Boutachkov, F.Browne, I.Celikovic, M.Dewald, P.Doornenbal, T.Faestermann, Y.Fang, G.de France, N.Fukuda, A.Gengelbach, J.Gerl, J.Giovinazzo, S.Go, N.Goel, M.Gorska, E.Gregor, H.Hotaka, S.Ilieva, N.Inabe, T.Isobe, D.G.Jenkins, J.Jolie, H.S.Jung, A.Jungclaus, D.Kameda, G.D.Kim, Y.-K.Kim, I.Kojouharov, T.Kubo, N.Kurz, M.Lewitowicz, G.Lorusso, D.Lubos, L.Maier, E.Merchan, K.Moschner, D.Murai, F.Naqvi, H.Nishibata, D.Nishimura, S.Nishimura, I.Nishizuka, Z.Patel, N.Pietralla, M.M.Rajabali, S.Rice, H.Sakurai, H.Schaffner, Y.Shimizu, L.F.Sinclair, P.-A.Soderstrom, K.Steiger, T.Sumikama, H.Suzuki, H.Takeda, J.Taprogge, P.Thole, S.Valder, Z.Wang, N.Warr, H.Watanabe, V.Werner, J.Wu, Z.Y.Xu, A.Yagi, K.Yoshinaga, Y.Zhu Toward the limit of nuclear binding on the N=Z line: Spectroscopy of 96Cd NUCLEAR REACTIONS 9Be(124Xe, X), E=345 MeV/nucleon; measured delayed γ-spectrum, Eγ, Iγ, γγ-coin, half-life of an isomeric state using BigRIPS separator, silicon active stopper for particle identification, and EURICA Ge detector array for γ detection at RIBF-RIKEN. 96Cd; deduced levels, isomer, J, π, configuration, medium-spin negative-parity spin trap based on the coupling of isoscalar T=0 and isovector T=1 neutron-proton pairs. Comparison with shell model calculations using GF, LSSM, and r3g model spaces.
doi: 10.1103/PhysRevC.99.021302
2019GO34 Acta Phys.Pol. B50, 399 (2019) T.Goigoux, P.Ascher, B.Blank, M.Gerbaux, J.Giovinazzo, S.Grevy, T.Kurtukian Nieto, C.Magron, D.S.Ahn, P.Doornenbal, N.Fukuda, N.Inabe, G.Kiss, T.Kubo, S.Kubono, S.Nishimura, H.Sakurai, Y.Shimizu, C.Sidong, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, P.Vi, J.Wu, Y.Fujita, M.Tanaka, J.Agramunt, A.Algora, V.Guadilla, A.Montaner-Piza, A.I.Morales, S.E.A.Orrigo, B.Rubio, W.Gelletly, P.Aguilera, F.Molina, F.Diel, D.Lubos, G.de Angelis, D.Napoli, C.Borcea, A.Boso, R.B.Cakirli, E.Ganioglu, J.Chiba, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, K.Wimmer, G.De France, S.Go, B.A.Brown 67Kr Two-proton Radioactivity: Results and Theoretical Interpretations RADIOACTIVITY 67Kr(2p)[from 9Be(78Kr, X), E=350 MeV/nucleon, followed by separation of fragments using BigRIPS and Zero Degree Spectrometer at RIBF-RIKEN]; measured E(p), I(p), half-life of decay of 67Kr from time distribution of (fragment)(decay events) correlations using EURICA-WAS3ABi setup at RIKEN. 67Kr; deduced %2p, Nilsson configurations. Comparison with theoretical calculations. 59Ge, 63Se, 68Kr; isotopes observed in A/Q versus Z identification plot.
doi: 10.5506/aphyspolb.50.399
2019HA26 Phys.Rev. C 100, 024302 (2019) G.Hafner, K.Moschner, A.Blazhev, P.Boutachkov, P.J.Davies, R.Wadsworth, F.Ameil, H.Baba, T.Back, M.Dewald, P.Doornenbal, T.Faestermann, A.Gengelbach, J.Gerl, R.Gernhauser, S.Go, M.Gorska, H.Grawe, E.Gregor, H.Hotaka, T.Isobe, D.G.Jenkins, J.Jolie, H.S.Jung, I.Kojouharov, N.Kurz, M.Lewitowicz, G.Lorusso, R.Lozeva, E.Merchan, F.Naqvi, H.Nishibata, D.Nishimura, S.Nishimura, N.Pietralla, H.Schaffner, P.-A.Soderstrom, K.Steiger, T.Sumikama, J.Taprogge, P.Thole, H.Watanbe, N.Warr, V.Werner, Z.Y.Xu, A.Yagi, K.Yoshinaga, Y.Zhu Properties of gamma-decaying isomers in the 100Sn region populated in fragmentation of a 124Xe beam NUCLEAR REACTIONS 9Be(124Xe, X)88Zr/88mZr/90Nb/90mNb/90Mo/90mMo/91Nb/91mNb/92Nb/92mNb/92Mo/92mMo/92Tc/92mTc/92Ru/92mRu/92Rh/92mRh/93Tc/93mTc/93Ru/93mRu/94Ru/94mRu/94Rh/94mRh/94Pd/94mPd/95Ag/95mAg/96Pd/96mPd/96Ag/96mAg/96Cd/96mCd/98Ag/98mAg/98Cd/98mCd, E=345 MeV/nucleon; measured yields of secondary ions by A/Q vs Z, Eγ, Iγ, (ion)γ-coin, isomeric ratios using BigRIPS and ZeroDegree spectrometers, active stopper SIMBA, and EURICA array at RIBF-RIKEN facility. Comparison of isomeric ratios with previous experimental results, and with abrasion-ablation model combined with sharp cutoff model. RADIOACTIVITY 88mZr, 90mNb, 90m,92mMo, 92m,93mTc, 92m,93m,94mRu, 92mRh, 94m,96mPd, 96m,98mAg, 98mCd(IT); measured Eγ, Iγ, γγ- and (ion)γ-coin, half-lives of isomers (0.1-104 μs) by γ(t). 88Zr, 90Nb, 90,92Mo, 92,93Tc, 92,93,94Ru, 92Rh, 94,96Pd, 96,98Ag, 98Cd; deduced levels, J, π, B(E1), B(E2), B(E3), B(E4). Comparison with shell model calculations using NUSHELLX code and SLGT0PN interaction.
doi: 10.1103/PhysRevC.100.024302
2019HA40 Acta Phys.Pol. B50, 431 (2019) G.Haefner, K.Moschner, A.Blazhev, P.Boutachkov, P.J.Davies, R.Wadsworth, F.Ameil, H.Baba, T.Back, M.Dewald, P.Doornenbal, T.Faestermann, A.Gengelbach, J.Gerl, R.Gernhauser, S.Go, M.Gorska, H.Grawe, E.Gregor, H.Hotaka, T.Isobe, D.G.Jenkins, J.Jolie, H.S.Jung, I.Kojouharov, N.Kurz, M.Lewitowicz, G.Lorusso, E.Merchan, F.Naqvi, H.Nishibata, D.Nishimura, S.Nishimura, N.Pietralla, H.Schaffner, P.-A.Soderstrom, K.Steiger, T.Sumikama, J.Taprogge, P.Thole, H.Watanabe, N.Warr, V.Werner, Z.Y.Xu, A.Yagi, K.Yoshinaga, Y.Zhu Properties of γ-decaying Isomers in the 100Sn Region Revisited NUCLEAR REACTIONS 9Be(124Xe, X), E=345 MeV/nucleon; measured reaction products, Eγ, Iγ, γγ-coin; deduced T1/2 of isomeric states and isomeric ratios. BigRIPS, ZeroDegree spectrometer, WAS3ABi and EURICA array at RIBF-RIKEN facility. Comparison of isomeric ratios with abrasion-ablation model combined with sharp cutoff model. RADIOACTIVITY 90Mo, 92Rh, 96Ag(IT) [from 9Be(124Xe, X), E=345 MeV/nucleon]; measured reaction products, Eγ, Iγ, γγ-coin; deduced levels, J, π, T1/2.
doi: 10.5506/aphyspolb.50.431
2019IC02 Nat.Phys. 15, 321 (2019) Y.Ichikawa, H.Nishibata, Y.Tsunoda, A.Takamine, K.Imamura, T.Fujita, T.Sato, S.Momiyama, Y.Shimizu, D.S.Ahn, K.Asahi, H.Baba, D.L.Balabanski, F.Boulay, J.M.Daugas, T.Egami, N.Fukuda, C.Funayama, T.Furukawa, G.Georgiev, A.Gladkov, N.Inabe, Y.Ishibashi, T.Kawaguchi, T.Kawamura, Y.Kobayashi, S.Kojima, A.Kusoglu, I.Mukul, M.Niikura, T.Nishizaka, A.Odahara, Y.Ohtomo, T.Otsuka, D.Ralet, G.S.Simpson, T.Sumikama, H.Suzuki, H.Takeda, L.C.Tao, Y.Togano, D.Tominaga, H.Ueno, H.Yamazaki, X.F.Yang Interplay between nuclear shell evolution and shape deformation revealed by the magnetic moment of 75Cu NUCLEAR REACTIONS 27Al(76Zn, p)75Cu, E<345 MeV/nucleon; 9Be(238U, X)76Zn, E= 345 MeV/nucleon; measured reaction products, Eγ, Iγ. 75Cu; deduced γ-ray energies, J, π, nuclear magnetic moment. Comparison with theoretical calculations, systematics.
doi: 10.1038/s41567-018-0410-7
2019LU08 Phys.Rev.Lett. 122, 222502 (2019) D.Lubos, J.Park, T.Faestermann, R.Gernhauser, R.Krucken, M.Lewitowicz, S.Nishimura, H.Sakurai, D.S.Ahn, H.Baba, B.Blank, A.Blazhev, P.Boutachkov, F.Browne, I.Celikovic, G.de France, P.Doornenbal, Y.Fang, N.Fukuda, J.Giovinazzo, N.Goel, M.Gorska, S.Ilieva, N.Inabe, T.Isobe, A.Jungclaus, D.Kameda, Y.K.Kim, I.Kojouharov, T.Kubo, N.Kurz, Y.K.Kwon, G.Lorusso, K.Moschner, D.Murai, I.Nishizuka, Z.Patel, M.M.Rajabali, S.Rice, H.Schaffner, Y.Shimizu, L.Sinclair, P.-A.Soderstrom, K.Steiger, T.Sumikama, H.Suzuki, H.Takeda, Z.Wang, N.Warr, H.Watanabe, J.Wu, Z.Xu Improved Value for the Gamow-Teller Strength of the 100Sn Beta Decay RADIOACTIVITY 100Sn(β+) [from 9Be(124Xe, X), E=345 MeV/nucleon]; measured decay products, Eγ, Iγ, Eβ, Iβ; deduced Gamow-Teller Strength, Q-value, T1/2. Comparison with available data.
doi: 10.1103/PhysRevLett.122.222502
2019NA23 Phys.Rev. C 100, 044605 (2019) K.Nakano, Y.Watanabe, S.Kawase, H.Wang, H.Otsu, H.Sakurai, S.Takeuchi, Y.Togano, T.Nakamura, Y.Maeda, D.S.Ahn, M.Aikawa, S.Araki, S.Chen, N.Chiga, P.Doornenbal, N.Fukuda, T.Ichihara, T.Isobe, S.Kawakami, T.Kin, Y.Kondo, S.Koyama, T.Kubo, S.Kubono, M.Uesaka, A.Makinaga, M.Matsushita, T.Matsuzaki, S.Michimasa, S.Momiyama, S.Nagamine, M.Niikura, T.Ozaki, A.Saito, T.Saito, Y.Shiga, M.Shikata, Y.Shimizu, S.Shimoura, T.Sumikama, P.-A.Soderstrom, H.Suzuki, H.Takeda, R.Taniuchi, J.Tsubota, Y.Watanabe, K.Wimmer, T.Yamamoto, K.Yoshida Isotope production in proton-, deuteron-, and carbon-induced reactions on 93Nb at 113 MeV/nucleon NUCLEAR REACTIONS 1,2H, 12C(93Nb, X)90Mo/91Mo/92Mo/87Nb/88Nb/89Nb/90Nb/91Nb/92Nb/85Zr/86Zr/87Zr/88Zr/89Zr/90Zr/91Zr/92Zr/82Y/83Y/84Y/85Y/86Y/87Y/88Y/80Sr/81Sr/82Sr/83Sr/84Sr/85Sr/78Rb/79Rb/80Rb/81Rb/82Rb/83Rb, E=113 MeV/nucleon; measured fragment yields, production σ using CH2, CD2 and C targets, BigRIPS beam separator and the ZeroDegree spectrometer (ZDS) at RIBF-RIKEN facility. Comparison with predictions of INCL-4.6, JQMD, and JQMD-2.0 models, with previous experimental data for 93Zr target, and with the nuclear data libraries JENDL-4.0/HE, TENDL-2017, and ENDF/B-VIII.0
doi: 10.1103/PhysRevC.100.044605
2019PA16 Phys.Rev. C 99, 034313 (2019) J.Park, R.Krucken, D.Lubos, R.Gernhauser, M.Lewitowicz, S.Nishimura, D.S.Ahn, H.Baba, B.Blank, A.Blazhev, P.Boutachkov, F.Browne, I.Celikovic, G.de France, P.Doornenbal, T.Faestermann, Y.Fang, N.Fukuda, J.Giovinazzo, N.Goel, M.Gorska, H.Grawe, S.Ilieva, N.Inabe, T.Isobe, A.Jungclaus, D.Kameda, G.D.Kim, Y.-K.Kim, I.Kojouharov, T.Kubo, N.Kurz, Y.K.Kwon, G.Lorusso, K.Moschner, D.Murai, I.Nishizuka, Z.Patel, M.M.Rajabali, S.Rice, H.Sakurai, H.Schaffner, Y.Shimizu, L.Sinclair, P.-A.Soderstrom, K.Steiger, T.Sumikama, H.Suzuki, H.Takeda, Z.Wang, H.Watanabe, J.Wu, Z.Y.Xu New and comprehensive β- and βp-decay spectroscopy results in the vicinity of 100Sn RADIOACTIVITY 87,88,88mTc, 88,89,91,91mRu, 90,90m,91,91m,92,92mRh, 92,93,94,95,95mPd, 94,94m,95,96,96mAg, 96,96m,97,97m,98,99Cd, 98,98m,99,100,101In, 101Sn(β+), (β+p)[from 9Be(124Xe, X), E=345 MeV/nucleon]; measured Eγ, Iγ, γγ- and βγ-coin, β+p spectra, half-lives of ground states and isomers from β decay βγ-coin, and βp decay curves, Q(β+), and %b+p branching ratios using the WAS3ABi double-sided silicon strip detector array for β+ detection and the Euroball-RIKEN Cluster Array for γ detection at RIKEN Nishina Center. 88Mo, 88,89,91Tc, 90,91,92Ru, 92,93,94Rh, 95,96Pd, 96,97Ag, 98Cd; deduced levels, J , π, multipolarities, β feedings and logft. Comparison with Serduke-Lawson-Gloeckner empirical shell model in proton and neutron p1/2 and g9/2 model space below 100Sn core. NUCLEAR REACTIONS 9Be(124Xe, X)87Ru/88Ru/89Ru/90Ru/91Ru/92Ru/93Ru/90Rh/91Rh/92Rh/93Rh/94Rh/95Rh/91Pd/92Pd/93Pd/94Pd/95Pd/96Pd/97Pd/93Ag/94Ag/95Ag/96Ag/97Ag/98Ag/95Cd/96Cd/97Cd/98Cd/99Cd/97In/98In/99In/100In/99Sn/100Sn/101Sn, E=345 MeV/nucleon; measured yields, particle identification plot using BigRIPS and the ZeroDegree spectrometers, Bρ-TOF-ΔE technique with position-sensitive parallel-plate avalanche counters, plastic scintillators and gas-filled ionization chamber at RIBF-RIKEN facility.
doi: 10.1103/PhysRevC.99.034313
2019PA25 Phys.Rev.Lett. 122, 162503 (2019) N.Paul, A.Obertelli, C.A.Bertulani, A.Corsi, P.Doornenbal, J.L.Rodriguez-Sanchez, G.Authelet, H.Baba, D.Calvet, F.Chateau, S.Chen, A.Delbart, J.-M.Gheller, A.Giganon, A.Gillibert, T.Isobe, V.Lapoux, M.Matsushita, S.Momiyama, T.Motobayashi, M.Niikura, H.Otsu, C.Peron, A.Peyaud, E.C.Pollacco, J.-Y.Rousse, H.Sakurai, C.Santamaria, M.Sasano, Y.Shiga, D.Steppenbeck, S.Takeuchi, R.Taniuchi, T.Uesaka, H.Wang, K.Yoneda, T.Ando, T.Arici, A.Blazhev, F.Browne, A.M.Bruce, R.Carroll, L.X.Chung, M.L.Cortes, M.Dewald, B.Ding, Zs.Dombradi, F.Flavigny, S.Franchoo, F.Giacoppo, M.Gorska, A.Gottardo, K.Hadynska-Klek, Z.Korkulu, S.Koyama, Y.Kubota, A.Jungclaus, J.Lee, M.Lettmann, B.D.Linh, J.Liu, Z.Liu, C.Lizarazo, C.Louchart, R.Lozeva, K.Matsui, T.Miyazaki, K.Moschner, S.Nagamine, N.Nakatsuka, C.Nita, S.Nishimura, C.R.Nobs, L.Olivier, S.Ota, Z.Patel, Zs.Podolyak, M.Rudigier, E.Sahin, T.Y.Saito, C.Shand, P.-A.Soderstrom, I.G.Stefan, T.Sumikama, D.Suzuki, R.Orlandi, V.Vaquero, Zs.Vajta, V.Werner, K.Wimmer, J.Wu, Z.Xu Prominence of Pairing in Inclusive (p, 2p) and (p, pn) Cross Sections from Neutron-Rich Nuclei NUCLEAR REACTIONS 1H(96Kr, np)95Kr, E ∼ 250 MeV/nucleon; analyzed available data for fifty-five inclusive single nucleon-removal σ; deduced systematically higher cross sections are found for proton removal from nuclei with an even number of protons as compared to odd-proton number projectiles for a given neutron separation energy.
doi: 10.1103/PhysRevLett.122.162503
2019PH02 Phys.Rev. C 100, 011302 (2019) V.H.Phong, G.Lorusso, T.Davinson, A.Estrade, O.Hall, J.Liu, K.Matsui, F.Montes, S.Nishimura, A.Boso, P.H.Regan, R.Shearman, Z.Y.Xu, J.Agramunt, J.M.Allmond, D.S.Ahn, A.Algora, H.Baba, N.T.Brewer, C.G.Bruno, R.Caballero-Folch, F.Calvino, M.Wolinska-Cichocka, G.Cortes, I.Dillmann, C.Domingo-Pardo, A.Gargano, S.Go, C.J.Griffin, R.K.Grzywacz, L.Harkness-Brennan, T.Isobe, A.Jungclaus, D.Kahl, L.H.Khiem, G.Kiss, A.Korgul, S.Kubono, K.Miernik, A.I.Morales, N.Nepal, M.Piersa, Zs.Podolyak, B.C.Rasco, K.P.Rykaczewski, H.Sakurai, Y.Shimizu, D.W.Stacener, T.Sumikama, H.Suzuki, H.Takeda, J.L.Tain, A.Tarifeno-Saldivia, A.Tolosa-Delgado, V.Vaquero, P.J.Woods, R.Yokoyama, C.Yuan Observation of a 13449In85 Proton-neutron coupling "southeast" of 13250Sn82 NUCLEAR REACTIONS 9Be(238U, F)120Rh/121Rh/122Rh/123Rh/124Rh/125Rh/123Pd/124Pd/125Pd/126Pd/127Pd/128Pd/125Ag/126Ag/127Ag/128Ag/129Ag/130Ag/128Cd/129Cd/130Cd/131Cd/132Cd/133Cd/131In/132In/133In/134In/135In/136In/134Sn/135Sn/136Sn/137Sn/138Sn/139Sn/138Sb/139Sb/140Sb/141Te/142Te, E=345 MeV/nucleon; measured fission fragment yields, A/Q plot, Eγ, Iγ, (fragment)γ-coin, half-lives of isomers in 128Cd and 134In by (ion)γ(t) using BigRIPS, ZeroDegree spectrometer, and AIDA array for fragment separation and identification, and HPGe detectors for γ detection at RIBF-RIKEN. 128Cd, 130Ag, 132,134In; measured (ion)γ-coin spectra; deduced isomers in 128Cd and 134In, configurations, no evidence for isomers in 130Ag and 132In. 134In; compared Weisskopf estimated half-lives for E1, M1, E2 and M2 multipolarities for the isomeric transition in the case of bare nuclei and neutral atoms with the measured half-life, best agreement found for E2 multipolarity. 130Ag, 132,134In; calculated levels, J, π using shell model, and compared with available experimental data.
doi: 10.1103/PhysRevC.100.011302
2019RE11 Acta Phys.Pol. B50, 669 (2019) F.Recchia, K.Wimmer, S.M.Lenzi, S.Riccetto, T.Davinson, A.Estrade, C.Griffin, S.Nishimura, F.Nowacki, V.Phong, A.Poves, P.-A.Soderstrom, O.Aktas, M.Alaqueel, T.Ando, H.Baba, S.Bae, S.Choi, P.Doornenbal, J.Ha, L.Harkness-Brennan, T.Isobe, P.R.John, D.Kahl, G.Kiss, M.Labiche, K.Matsui, S.Momiyama, D.R.Napoli, M.Niikura, C.Nita, Y.Saito, H.Sakurai, P.Schrock, C.Stahl, T.Sumikama, V.Werner, W.Witt Isomer Spectroscopy in Odd-Even Ti Isotopes: Approaching N=40 NUCLEAR REACTIONS 9Be(238U, X), E=345 MeV/nucleon; measured reaction products, Eγ, Iγ, γγ-coin. 55,57,59Ti; deduced levels, J, π. 59Ti; deduced T1/2 for isomeric state. Comparison with large-scale shell model calculations. BigRIPS and ZeroDegree spectrometers, AIDA and EURICA arrays at RIBF-RIKEN facility.
doi: 10.5506/aphyspolb.50.669
2019RU07 Proc.XLII Symposium on Nuclear Physics 2019 (Cocoyoc2019), 7-10 January 2019, Cocoyoc, Mexico, p.012018 (2019), J.Phys.:Conf. Ser. 1308 (2019) B.Rubio, P.Aguilera, F.Molina, J.Agramunt, A.Algora, V.Guadilla, A.Montaner-Piza, A.I.Morales, S.E.A.Orrigo, W.Gelletly, B.Blank, P.Asher, M.Gerbaux, J.Giovinazzo, S.Grevy, T.Kurtukian, C.Magron, J.Chiba, D.Nishimura, H.Oikawa, Y.Takei, S.Yang, D.S.Ahn, P.Doornenbal, N.Fukuda, N.Inabe, G.Kiss, T.Kubo, S.Kubono, S.Nishimura, Y.Shimizu, C.Sidong, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, P.Vi, J.Wu, Y.Fujita, M.Tanaka, F.Diel, D.Lubos, G.de Angelis, D.Napoli, C.Borcea, A.Boso, R.B.Cakirli, E.Ganioglu, G.de France, S.Go Beta decay of the Tz=-2 nucleus 64Se and its descendants RADIOACTIVITY 64Se, 64As(β+), (EC), (β+p)[from 9Be(78Kr, X), E=345 MeV, followed by separation of fragments using BigRIPS separator and implantation in double-sided Si-strip detectors (DSSSDs) at RIBF-RIKEN facility]; 63Ge(β+), (EC)[from 74Se β+p decay]; measured reaction products, particle identification plot, Eγ, Iγ, (implants)γ-coin, E(p), I(p) from β+-delayed proton decays, T1/2 of decays of 64Se, 64As, 63Ge. 64As, 63,64Ge, 63Ga; deduced levels, J, π, 0+ IAS of 64As, mirror states in 64As and 64Ga, and in 63Ge and 63Ga.
doi: 10.1088/1742-6596/1308/1/012018
2019SI33 Phys.Rev. C 100, 044311 (2019) L.Sinclair, R.Wadsworth, J.Dobaczewski, A.Pastore, G.Lorusso, H.Suzuki, D.S.Ahn, H.Baba, F.Browne, P.J.Davies, P.Doornenbal, A.Estrade, Y.Fang, N.Fukuda, J.Henderson, T.Isobe, D.G.Jenkins, S.Kubono, Z.Li, D.Lubos, S.Nishimura, I.Nishizuka, Z.Patel, S.Rice, H.Sakurai, Y.Shimizu, P.Schury, H.Takeda, P.-A.Soderstrom, T.Sumikama, H.Watanabe, V.Werner, J.Wu, Z.Y.Xu Half-lives of 73Sr and 76Y and the consequences for the proton dripline NUCLEAR REACTIONS 9Be(124Xe, X)67As/68As/69As/70As/68Se/69Se/70Se/71Se/72Se/70Br/71Br/72Br/73Br/71Kr/72Kr/73Kr/74Kr/73Sr/74Sr/75Sr/74Rb/75Rb/76Y, E=345 MeV/nucleon; measured reaction products, yields, particle identification spectra A/Q versus Z using, β and γ radiation using BigRIPS and the Zerodegree spectrometer (ZDS) for the identification of ions by Z and A/Q through the ΔE-Bρ-TOF method, and β-counting system WAS3ABi with the γ-ray detection array EURICA at RIBF-RIKEN facility. 70Br, 71Kr, 73,74Sr, 75Sr, 74,75Rb, 76Y; measured half-lives of the decays of the ground states, and compared with available literature values; deduced proton drip line. 73Sr, 76Y; identified new isotopes. 72Rb, 76Y; calculated neutron and proton single-particle levels and deformation energies as functions of deformation β calculated using Skyrme functional UNEDF0; discussed prominent proton decay mode for 72Rb in contrast to mainly β+ decay for 76Y, configurations.
doi: 10.1103/PhysRevC.100.044311
2019TA10 Nature(London) 569, 53 (2019) R.Taniuchi, C.Santamaria, P.Doornenbal, A.Obertelli, K.Yoneda, G.Authelet, H.Baba, D.Calvet, F.Chateau, A.Corsi, A.Delbart, J.-M.Gheller, A.Gillibert, J.D.Holt, T.Isobe, V.Lapoux, M.Matsushita, J.Menendez, S.Momiyama, T.Motobayashi, M.Niikura, F.Nowacki, K.Ogata, H.Otsu, T.Otsuka, C.Péron, S.Peru, A.Peyaud, E.C.Pollacco, A.Poves, J.-Y.Rousse, H.Sakurai, A.Schwenk, Y.Shiga, J.Simonis, S.R.Stroberg, S.Takeuchi, Y.Tsunoda, T.Uesaka, H.Wang, F.Browne, L.X.Chung, Z.Dombradi, S.Franchoo, F.Giacoppo, A.Gottardo, K.Hadynska-Klek, Z.Korkulu, S.Koyama, Y.Kubota, J.Lee, M.Lettmann, C.Louchart, R.Lozeva, K.Matsui, T.Miyazaki, S.Nishimura, L.Olivier, S.Ota, Z.Patel, E.Sahin, C.Shand, P.-A.Soderstrom, I.Stefan, D.Steppenbeck, T.Sumikama, D.Suzuki, Z.Vajta, V.Werner, J.Wu, Z.Y.Xu 78Ni revealed as a doubly magic stronghold against nuclear deformation NUCLEAR REACTIONS 1H(79Cu, 2p), (80Zn, 3p)78Ni, E ∼ 250 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced partial σ, energy levels, J, π, magic nature. Comparison with theoretical calculations.
doi: 10.1038/s41586-019-1155-x
2019WA14 Phys.Lett. B 792, 263 (2019) H.Watanabe, H.K.Wang, G.Lorusso, S.Nishimura, Z.Y.Xu, T.Sumikama, P.-A.Soderstrom, P.Doornenbal, F.Browne, G.Gey, H.S.Jung, J.Taprogge, Zs.Vajta, J.Wu, A.Yagi, H.Baba, G.Benzoni, K.Y.Chae, F.C.L.Crespi, N.Fukuda, R.Gernhauser, N.Inabe, T.Isobe, A.Jungclaus, D.Kameda, G.D.Kim, Y.K.Kim, I.Kojouharov, F.G.Kondev, T.Kubo, N.Kurz, Y.K.Kwon, G.J.Lane, Z.Li, C.-B.Moon, A.Montaner-Piza, K.Moschner, F.Naqvi, M.Niikura, H.Nishibata, D.Nishimura, A.Odahara, R.Orlandi, Z.Patel, Zs.Podolyak, H.Sakurai, H.Schaffner, G.S.Simpson, K.Steiger, Y.Sun, H.Suzuki, H.Takeda, A.Wendt, K.Yoshinaga New isomers in 125Pd79 and 127Pd81: Competing proton and neutron excitations in neutron-rich palladium nuclides towards the N=82 shell closure RADIOACTIVITY 125,127Pd(IT) [from Be(238U, X)125Pd/127Pd, E=345 MeV/nucleon;] ; measured decay products, Eγ, Iγ; deduced γ-ray energies, intensities, T1/2. Comparison with shell model calculations.
doi: 10.1016/j.physletb.2019.03.053
2019WI04 Phys.Lett. B 792, 16 (2019) K.Wimmer, F.Recchia, S.M.Lenzi, S.Riccetto, T.Davinson, A.Estrade, C.J.Griffin, S.Nishimura, F.Nowacki, V.Phong, A.Poves, P.-A.Soderstrom, O.Aktas, M.Al-Aqeel, T.Ando, H.Baba, S.Bae, S.Choi, P.Doornenbal, J.Ha, L.Harkness-Brennan, T.Isobe, P.R.John, D.Kahl, G.Kiss, I.Kojouharov, N.Kurz, M.Labiche, K.Matsui, S.Momiyama, D.R.Napoli, M.Niikura, C.Nita, Y.Saito, H.Sakurai, H.Schaffner, P.Schrock, C.Stahl, T.Sumikama, V.Werner, W.Witt, P.J.Woods First spectroscopy of 61Ti and the transition to the Island of Inversion at N=40 NUCLEAR REACTIONS 9Be(238U, X), E=345 MeV/nucleon; measured yields of reaction products with Z=21-26 and A/Q=2.55 to 2.82, Eγ, Iγ, γγ-coin, half-lives of isomers by γ(t) method using BigRIPS and ZeroDegree spectrometers, AIDA and EURICA arrays at RIBF-RIKEN facility. 59,61Ti; deduced levels, isomers, J, π, multipolarity, B(E2), B(M2), evidence for island of inversion at N=40. 59Ti; deduced only one β-decaying state from half-life measurement. Comparison with large-scale shell model calculations. NUCLEAR STRUCTURE 57,59,61Ti; calculated levels, J, π using large-scale shell model with LNPS and LNPS-fp interactions. Comparison with experimental values.
doi: 10.1016/j.physletb.2019.03.018
2019YO03 Phys.Rev. C 100, 031302(R) (2019) R.Yokoyama, R.Grzywacz, B.C.Rasco, N.Brewer, K.P.Rykaczewski, I.Dillmann, J.L.Tain, S.Nishimura, D.S.Ahn, A.Algora, J.M.Allmond, J.Agramunt, H.Baba, S.Bae, C.G.Bruno, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, T.Davinson, C.Domingo-Pardo, A.Estrade, N.Fukuda, S.Go, C.J.Griffin, J.Ha, O.Hall, L.J.Harkness-Brennan, J.Heideman, T.Isobe, D.Kahl, M.Karny, T.Kawano, L.H.Khiem, T.T.King, G.G.Kiss, A.Korgul, S.Kubono, M.Labiche, I.Lazarus, J.Liang, J.Liu, G.Lorusso, M.Madurga, K.Matsui, K.Miernik, F.Montes, A.I.Morales, P.Morrall, N.Nepal, R.D.Page, V.H.Phong, M.Piersa, M.Prydderch, V.F.E.Pucknell, M.M.Rajabali, B.Rubio, Y.Saito, H.Sakurai, Y.Shimizu, J.Simpson, M.Singh, D.W.Stracener, T.Sumikama, R.Surman, H.Suzuki, H.Takeda, A.Tarifeno-Saldivia, S.L.Thomas, A.Tolosa-Delgado, M.Wolinska-Cichocka, P.J.Woods, X.X.Xu Strong one-neutron emission from two-neutron unbound states in β decays of the r-process nuclei 86, 87Ga RADIOACTIVITY 84,85,86,87Ga(β-), (β-n), (β-2n)[from 9Be(238U, F), E=345 MeV/nucleon, followed by separation and identification of fragments using the BigRIPS in-flight separator at RIBF-RIKEN facility]; measured secondary ions implanted into active stoppers made of double-sided silicon-strip detectors (DSSSDs), neutrons by BRIKEN array of 3He counters, WAS3ABi for β and ion detection, and γ rays by two clover-type HPGe detectors, (ions)βn-coin, half-lives of decays of 84,85,86,87Ga; deduced decay curves, %β-n (P1n) and %β-2n (P2n). Comparison with shell-model and QRPA calculations. Relevance to r-process modeling.
doi: 10.1103/PhysRevC.100.031302
2019ZH49 Phys.Lett. B 799, 135036 (2019) G.X.Zhang, H.Watanabe, G.D.Dracoulis, F.G.Kondev, G.J.Lane, P.H.Regan, P.-A.Soderstrom, P.M.Walker, K.Yoshida, H.Kanaoka, Z.Korkulu, P.S.Lee, J.J.Liu, S.Nishimura, J.Wu, A.Yagi, D.S.Ahn, T.Alharbi, H.Baba, F.Browne, A.M.Bruce, M.P.Carpenter, R.J.Carroll, K.Y.Chae, C.J.Chiara, Zs.Dombradi, P.Doornenbal, A.Estrade, N.Fukuda, C.Griffin, E.Ideguchi, N.Inabe, T.Isobe, S.Kanaya, I.Kojouharov, T.Kubo, S.Kubono, N.Kurz, I.Kuti, S.Lalkovski, T.Lauritsen, C.S.Lee, E.J.Lee, C.J.Lister, G.Lorusso, G.Lotay, E.A.McCutchan, C.-B.Moon, I.Nishizuka, C.R.Nita, A.Odahara, Z.Patel, V.H.Phong, Zs.Podolyak, O.J.Roberts, H.Sakurai, H.Schaffner, D.Seweryniak, C.M.Shand, Y.Shimizu, T.Sumikama, H.Suzuki, H.Takeda, S.Terashima, Zs.Vajta, J.J.Valiente-Dobon, Z.Y.Xu, S.Zhu Interplay of quasiparticle and vibrational excitations: First observation of isomeric states in 168Dy and 169Dy RADIOACTIVITY 168,169Dy(β-) [from be(238U, X), E=345 MeV/nucleon]; measured decay products, Eγ, Iγ, X-rays; deduced level energies, J, π, B(E2), isomer T1/2. Comparison with deformed QRPA and multi-quasiparticle calculations.
doi: 10.1016/j.physletb.2019.135036
2018CO06 Phys.Rev. C 97, 044315 (2018) M.L.Cortes, P.Doornenbal, M.Dupuis, S.M.Lenzi, F.Nowacki, A.Obertelli, S.Peru, N.Pietralla, V.Werner, K.Wimmer, G.Authelet, H.Baba, D.Calvet, F.Chateau, A.Corsi, A.Delbart, J.-M.Gheller, A.Gillibert, T.Isobe, V.Lapoux, C.Louchart, M.Matsushita, S.Momiyama, T.Motobayashi, M.Niikura, H.Otsu, C.Peron, A.Peyaud, E.C.Pollacco, J.-Y.Rousse, H.Sakurai, C.Santamaria, M.Sasano, Y.Shiga, S.Takeuchi, R.Taniuchi, T.Uesaka, H.Wang, K.Yoneda, F.Browne, L.X.Chung, Zs.Dombradi, S.Franchoo, F.Giacoppo, A.Gottardo, K.Hadynska-Klek, Z.Korkulu, S.Koyama, Y.Kubota, J.Lee, M.Lettmann, R.Lozeva, K.Matsui, T.Miyazaki, S.Nishimura, L.Olivier, S.Ota, Z.Patel, E.Sahin, C.M.Shand, P-A.Soderstrom, I.Stefan, D.Steppenbeck, T.Sumikama, D.Suzuki, Zs.Vajta, J.Wu, Z.Xu Inelastic scattering of neutron-rich Ni and Zn isotopes off a proton target NUCLEAR REACTIONS 1H(72Ni, p'), E=271.0 MeV/nucleon; 1H(74Ni, p'), E=263.5 MeV/nucleon; 1H(76Zn, p'), E=275.5 MeV/nucleon; 1H(80Zn, p'), E=263.4 MeV/nucleon, [secondary 72,74Ni, 76,80Zn beams from 9Be(238U, X), E=345 MeV/nucleon primary reaction, followed by separation of fragments using BigRIPS separator]; measured reaction products, yields, Eγ, Iγ, particles, (particle)γ-coin, angular integrated proton inelastic scattering σ using MINOS target device, DALI2 array for γ detection and ZeroDegree spectrometer for particles at RIBF-RIKEN facility. 72,74Ni, 76,80Zn; deduced first 2+ and 4+ levels, and second 2+ levels in 72,74Ni; analyzed B(E2) values and matrix elements for the first 2+ states. Comparison with shell-model calculations, and with previous measurements. Systematics of β2 deformation parameters in 62Zn to 80Zn, and 54Ni to 74Ni isotopes. Comparison of experimental σ for inelastic scattering with calculations using Jeukenne-Lejeune-Mahaux (JLM) folding model with quasiparticle random-phase approximation (QRPA). 58Ni(p, p), E=295, 250, 333 MeV; 58Ni(p, p'), E=178 MeV; analyzed σ(θ) data using the JLM reaction model and KD02 potential.
doi: 10.1103/PhysRevC.97.044315
2018LI46 Phys.Lett. B 784, 392 (2018) X.Y.Liu, Z.Liu, B.Ding, P.Doornenbal, A.Obertelli, S.M.Lenzi, P.M.Walker, L.X.Chung, B.D.Linh, G.Authelet, H.Baba, D.Calvet, F.Chateau, A.Corsi, A.Delbart, J.-M.Gheller, A.Gillibert, T.Isobe, V.Lapoux, M.Matsushita, S.Momiyama, T.Motobayashi, M.Niikura, F.Nowacki, H.Otsu, C.Peron, A.Peyaud, E.C.Pollacco, J.-Y.Rousse, H.Sakurai, M.Sasano, Y.Shiga, S.Takeuchi, R.Taniuchi, T.Uesaka, H.Wang, K.Yoneda, Y.H.Lam, T.H.Huang, M.D.Sun, W.Q.Zhang, H.Y.Lu, D.S.Hou, F.Browne, Zs.Dombradi, S.Franchoo, F.Giacoppo, A.Gottardo, K.Hadynska-Klek, Z.Korkulu, S.Koyama, Y.Kubota, J.Lee, M.Lettmann, R.Lozeva, K.Matsui, T.Miyazaki, S.Nishimura, C.Louchart, L.Olivier, S.Ota, Z.Patel, E.Sahin, C.Santamaria, C.Shand, P.-A.Soderstrom, G.L.Stefan, D.Steppenbeck, T.Sumikama, D.Suzuki, Zs.Vajta, V.Werner, J.Wu, Z.Xu, X.H.Zhou, Y.H.Zhang, H.S.Xu, F.S.Zhang Spectroscopy of 65, 6725Mn: Strong coupling in the N=40 "island of inversion" NUCLEAR REACTIONS 1H(68Fe, X)63Mn/65Mn/67Mn, E=260 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π. Comparison with shell model predictions.
doi: 10.1016/j.physletb.2018.06.067
2018MO33 Phys.Lett. B 781, 706 (2018) A.I.Morales, G.Benzoni, H.Watanabe, G.de Angelis, S.Nishimura, L.Coraggio, A.Gargano, N.Itaco, T.Otsuka, Y.Tsunoda, P.Van Isacker, F.Browne, R.Daido, P.Doornenbal, Y.Fang, G.Lorusso, Z.Patel, S.Rice, L.Sinclair, P.-A.Soderstrom, T.Sumikama, J.J.Valiente-Dobon, J.Wu, Z.Y.Xu, A.Yagi, R.Yokoyama, H.Baba, R.Avigo, F.L.Bello Garrote, N.Blasi, A.Bracco, A.M.Bruce, F.Camera, S.Ceruti, F.C.L.Crespi, M.-C.Delattre, Zs.Dombradi, A.Gottardo, T.Isobe, I.Kojouharov, N.Kurz, I.Kuti, S.Lalkovski, K.Matsui, B.Melon, D.Mengoni, T.Miyazaki, V.Modamio-Hoybjor, S.Momiyama, D.R.Napoli, M.Niikura, R.Orlandi, Zs.Podolyak, P.H.Regan, H.Sakurai, E.Sahin, D.Sohler, H.Schaffner, R.Taniuchi, J.Taprogge, Zs.Vajta, O.Wieland, M.Yalcinkaya Is seniority a partial dynamic symmetry in the first νg9/2 shell? RADIOACTIVITY 72,74Co(β-) [from 9Be(238U, X), E=345 MeV/nucleon]; measured reaction products, Eγ, Iγ; deduced γ-ray energies, levels, isomeric states, seniority scheme, B(E2), the disappearance of the seniority isomerism. Comparison with available data. The MCSM calculations. The first in-flight β-delayed fast-timing study. The RIBF facility in RIKEN within the EURICA collaboration.
doi: 10.1016/j.physletb.2018.04.049
2018PA20 Phys.Rev. C 97, 051301R (2018) J.Park, R.Krucken, D.Lubos, R.Gernhauser, M.Lewitowicz, S.Nishimura, D.S.Ahn, H.Baba, B.Blank, A.Blazhev, P.Boutachkov, F.Browne, I.Celikovic, G.de France, P.Doornenbal, T.Faestermann, Y.Fang, N.Fukuda, J.Giovinazzo, N.Goel, M.Gorska, H.Grawe, S.Ilieva, N.Inabe, T.Isobe, A.Jungclaus, D.Kameda, G.D.Kim, Y.-K.Kim, I.Kojouharov, T.Kubo, N.Kurz, G.Lorusso, K.Moschner, D.Murai, I.Nishizuka, Z.Patel, M.M.Rajabali, S.Rice, H.Sakurai, H.Schaffner, Y.Shimizu, L.Sinclair, P.-A.Soderstrom, K.Steiger, T.Sumikama, H.Suzuki, H.Takeda, Z.Wang, H.Watanabe, J.Wu, Z.Y.Xu β decays of the heaviest N=Z-1 nuclei and proton instability of 97In RADIOACTIVITY 91Pd, 95Cd, 97In, 97mIn, 99Sn(β+p) [from 9Be(124Xe, X), E=345 MeV/nucleon]; measured decay products, Iβ, Eβ, Ip, Ep, Iγ, Eγ; deduced T1/2, Q-values, β-delayed proton emission branching ratios, log ft, isomeric ratio. Comparison shell model calculations, available experimental and mass evaluated data.
doi: 10.1103/PhysRevC.97.051301
2018SH11 J.Phys.Soc.Jpn. 87, 014203 (2018) Y.Shimizu, T.Kubo, N.Fukuda, N.Inabe, D.Kameda, H.Sato, H.Suzuki, H.Takeda, K.Yoshida, G.Lorusso, H.Watanabe, G.S.Simpson, A.Jungclaus, H.Baba, F.Browne, P.Doornenbal, G.Gey, T.Isobe, Z.Li, S.Nishimura, P.-A.Soderstrom, T.Sumikama, J.Taprogge, Z.Vajta, J.Wu, Z.Xu, A.Odahara, A.Yagi, H.Nishibata, R.Lozeva, C.Moon, H.S.Jung Observation of New Neutron-rich Isotopes among Fission Fragments from In-flight Fission of 345 MeV/nucleon 238U: Search for New Isotopes Conducted Concurrently with Decay Measurement Campaigns NUCLEAR REACTIONS 9Be(238U, F)104Rb/113Zr/116Nb/118Mo/119Mo/121Tc/122Tc/125Ru/127Rh/128Rh/129Pd/130Pd/131Pd/132Ag/134Cd/136In/137In/139Sn/140Sn/141Sb/142Sb/144Te/145Te/146I/147I/149Xe/150Xe/149Cs/150Cs/151Cs/153Ba/154Ba/154La/155La/156La/157La, E=345 MeV/nucleon; measured reaction products, A/Q spectra, and production cross sections for 36 new neutron-rich isotopes using BigRIPS spectrometer at RIBF-RIKEN facility.
doi: 10.7566/JPSJ.87.014203
2018TA17 Phys.Rev.Lett. 121, 022501 (2018) O.B.Tarasov, D.S.Ahn, D.Bazin, N.Fukuda, A.Gade, M.Hausmann, N.Inabe, S.Ishikawa, N.Iwasa, K.Kawata, T.Komatsubara, T.Kubo, K.Kusaka, D.J.Morrissey, M.Ohtake, H.Otsu, M.Portillo, T.Sakakibara, H.Sakurai, H.Sato, B.M.Sherrill, Y.Shimizu, A.Stolz, T.Sumikama, H.Suzuki, H.Takeda, M.Thoennessen, H.Ueno, Y.Yanagisawa, K.Yoshida Discovery of 60Ca and Implications For the Stability of 70Ca NUCLEAR REACTIONS 9Be(70Zn, X)47P/49S/52Cl/54Ar/57K/59Ca/60Ca/62Sc, E=345 MeV/nucleon; measured reaction products. 59K; deduced new isotopes discovery. Comparison with the drip-line predictions of a wide variety of mass models.
doi: 10.1103/physrevlett.121.022501
2018TA20 Acta Phys.Pol. B49, 417 (2018) J.L.Tain, J.Agramunt, D.S.Ahn, A.Algora, J.M.Allmond, H.Baba, S.Bae, N.T.Brewer, R.Caballero-Folch, F.Calvino, P.J.Coleman-Smith, G.Cortes, T.Davinson, I.Dillmann, C.Domingo-Pardo, A.Estrade, N.Fukuda, S.Go, C.Griffin, R.Grzywacz, J.Ha, O.Hall, L.Harkness-Brennan, T.Isobe, D.Kahl, M.Karny, G.G.Kiss, M.Kogimtzis, A.Korgul, S.Kubono, M.Labiche, I.Lazarus, J.Lee, J.Liu, G.Lorusso, K.Matsui, K.Miernik, F.Montes, B.Moon, A.I.Morales, N.Nepal, S.Nishimura, R.D.Page, Z.Podolyak, V.F.E.Pucknell, B.C.Rasco, P.H.Regan, A.Riego, B.Rubio, K.P.Rykaczewski, Y.Saito, H.Sakurai, Y.Shimizu, J.Simpson, P.A.Soderstrom, D.W.Stracener, T.Sumikama, R.Surman, H.Suzuki, M.Takechi, H.Takeda, A.Tarifeno-Saldivia, S.L.Thomas, A.Tolosa-Delgado, V.H.Phong, P.Woods The BRIKEN Project: Extensive Measurements of β-delayed Neutron Emitters for the Astrophysical r Process
doi: 10.5506/aphyspolb.49.417
2018WI10 Phys.Rev. C 98, 064313 (2018) O.Wieland, A.Bracco, F.Camera, R.Avigo, H.Baba, N.Nakatsuka, T.Aumann, S.R.Banerjee, G.Benzoni, K.Boretzky, C.Caesar, S.Ceruti, S.Chen, F.C.L.Crespi, V.Derya, P.Doornenbal, N.Fukuda, A.Giaz, K.Ieki, N.Kobayashi, Y.Kondo, S.Koyama, T.Kubo, M.Matsushita, B.Million, T.Motobayashi, T.Nakamura, M.Nishimura, H.Otsu, T.Ozaki, A.T.Saito, H.Sakurai, H.Scheit, F.Schindler, P.Schrock, Y.Shiga, M.Shikata, S.Shimoura, D.Steppenbeck, T.Sumikama, S.Takeuchi, R.Taniuchi, Y.Togano, J.Tscheuschner, J.Tsubota, H.Wang, K.Wimmer, K.Yoneda Low-lying dipole response in the unstable 70Ni nucleus NUCLEAR REACTIONS 197Au(70Ni, 70Ni'), E=260 MeV/nucleon, [secondary 70Ni beam from 9Be(238U, F), E=345 MeV/nucleon primary reaction and using the BigRIPS magnetic separator for 70Ni ions]; measured reaction products, Eγ, Iγ, Coulomb excitation yields using HECTOR+ and DALI2 arrays at RIBF-RIKEN. 70Ni; deduced 1- pygmy dipole resonances (PDR), B(E1) strengths for 1- states, energy weighted sum rule (EWSR), and B(E2) for the first 2+ state. Comparison with data for 68Ni, and with theoretical predictions.
doi: 10.1103/PhysRevC.98.064313
2018YA18 Phys.Rev.Lett. 121, 132501 (2018) J.Yasuda, M.Sasano, R.G.T.Zegers, H.Baba, D.Bazin, W.Chao, M.Dozono, N.Fukuda, N.Inabe, T.Isobe, G.Jhang, D.Kameda, M.Kaneko, K.Kisamori, M.Kobayashi, N.Kobayashi, T.Kobayashi, S.Koyama, Y.Kondo, A.J.Krasznahorkay, T.Kubo, Y.Kubota, M.Kurata-Nishimura, C.S.Lee, J.W.Lee, Y.Matsuda, E.Milman, S.Michimasa, T.Motobayashi, D.Muecher, T.Murakami, T.Nakamura, N.Nakatsuka, S.Ota, H.Otsu, V.Panin, W.Powell, S.Reichert, S.Sakaguchi, H.Sakai, M.Sako, H.Sato, Y.Shimizu, M.Shikata, S.Shimoura, L.Stuhl, T.Sumikama, H.Suzuki, S.Tangwancharoen, M.Takaki, H.Takeda, T.Tako, Y.Togano, H.Tokieda, J.Tsubota, T.Uesaka, T.Wakasa, K.Yako, K.Yoneda, J.Zenihiro Extraction of the Landau-Migdal Parameter from the Gamow-Teller Giant Resonance in 132Sn NUCLEAR REACTIONS 1H(132Sn, n), E=216 MeV/nucleon; measured reaction products, En, In; deduced σ(θ, E), B(GT), parameters. Comparison with available data.
doi: 10.1103/PhysRevLett.121.132501
2018YO04 Prog.Theor.Exp.Phys. 2018, 041D02 (2018) R.Yokoyama, E.Ideguchi, G.S.Simpson, Mn.Tanaka, S.Nishimura, P.Doornenbal, G.Lorusso, P.-A.Soderstrom, T.Sumikama, J.Wu, Z.Y.Xu, N.Aoi, H.Baba, F.L.Bello Garrote, G.Benzoni, F.Browne, R.Daido, Y.Fang, N.Fukuda, A.Gottardo, G.Gey, S.Go, N.Inabe, T.Isobe, D.Kameda, K.Kobayashi, M.Kobayashi, I.Kojouharov, T.Komatsubara, T.Kubo, N.Kurz, I.Kuti, Z.Li, M.Matsushita, S.Michimasa, C.B.Moon, H.Nishibata, I.Nishizuka, A.Odahara, Z.Patel, S.Rice, E.Sahin, H.Sakurai, H.Schaffner, L.Sinclair, H.Suzuki, H.Takeda, J.Taprogge, Zs.Vajta, H.Watanabe, A.Yagi, T.Inakura Beta-gamma spectroscopy of the neutron-rich 150Ba RADIOACTIVITY 150Cs(β-) [from 9Be(238U, X), E=345 MeV/nucleon]; measured decay products, Eβ, Iβ, Eγ, Iγ, β-γ-coin.; deduced γ-ray energies, 2+ state. Comparison with theoretical calculations.
doi: 10.1093/ptep/pty037
2017BR12 Phys.Rev. C 96, 024309 (2017) F.Browne, A.M.Bruce, T.Sumikama, I.Nishizuka, S.Nishimura, P.Doornenbal, G.Lorusso, P.-A.Soderstrom, H.Watanabe, R.Daido, Z.Patel, S.Rice, L.Sinclair, J.Wu, Z.Y.Xu, A.Yagi, H.Baba, N.Chiga, R.Carroll, F.Didierjean, Y.Fang, N.Fukuda, G.Gey, E.Ideguchi, N.Inabe, T.Isobe, D.Kameda, I.Kojouharov, N.Kurz, T.Kubo, S.Lalkovski, Z.Li, R.Lozeva, N.Nishibata, A.Odahara, Zs.Podolyak, P.H.Regan, O.J.Roberts, H.Sakurai, H.Schaffner, G.S.Simpson, H.Suzuki, H.Takeda, M.Tanaka, J.Taprogge, V.Werner, O.Wieland K selection in the decay of the (ν5/2[532] (X) 3/2 [411]) 4- isomeric state in 102Zr RADIOACTIVITY 102Y(β-)[from 9Be(238U, F), E=345 MeV/nucleon]; measured Eγ, Iγ, energy-time matrices in coincidence with position-correlated β decays and 102Y ions, isomer half-life by βγγ(t) fast-timing method using BigRIPS spectrometer for ion separation, WAS3ABi system for ion and β detection and EURICA array for γ detection at RIBF-RIKEN facility. 102Zr; deduced levels, J, π, K for the isomer, B(E1), B(M1), Weisskopf hindrance factors, configuration for the isomer. Comparison with Weisskopf hindrance factors for the transitions from the decay of 4- isomer in 100Sr.
doi: 10.1103/PhysRevC.96.024309
2017DA07 Phys.Lett. B 767, 474 (2017) P.J.Davies, H.Grawe, K.Moschner, A.Blazhev, R.Wadsworth, P.Boutachkov, F.Ameil, A.Yagi, H.Baba, T.Back, M.Dewald, P.Doornenbal, T.Faestermann, A.Gengelbach, J.Gerl, R.Gernhaeuser, S.Go, M.Gorska, E.Gregor, T.Isobe, D.G.Jenkins, H.Hotaka, J.Jolie, I.Kojouharov, N.Kurz, M.Lewitowicz, G.Lorusso, L.Maier, E.Merchan, F.Naqvi, H.Nishibata, D.Nishimura, S.Nishimura, F.Nowacki, N.Pietralla, H.Schaffner, P.-A.Soderstrom, H.S.Jung, K.Steiger, T.Sumikama, J.Taprogge, P.Thole, N.Warr, H.Watanabe, V.Werner, Z.Y.Xu, K.Yoshinaga, Y.Zhu The role of core excitations in the structure and decay of the 16+ spin-gap isomer in 96Cd RADIOACTIVITY 96Cd(EC), (ECp), 95Cd(EC) [from 9Be(124Xe, X)96Cd/95Cd, E=345 MeV/nucleon]; measured decay products, Eβ, Iβ, Eγ, Iγ, Ep, Ip; deduced first evidence for β-delayed proton emission, βp branching ratios, precise T1/2 for the ground and isomeric states. Comparison with shell model calculations employing the Gross-Frenkel (GF) effective interaction.
doi: 10.1016/j.physletb.2017.02.013
2017GU08 Acta Phys.Pol. B48, 601 (2017) L.A.Gurgi, P.H.Regan, P.-A.Soderstrom, H.Watanabe, P.M.Walker, Zs.Podolyak, S.Nishimura, T.A.Berry, P.Doornenbal, G.Lorusso, T.Isobe, H.Baba, Z.Y.Xu, H.Sakurai, T.Sumikama, W.N.Catford, A.M.Bruce, F.Browne, G.J.Lane, F.G.Kondev, A.Odahara, J.Wu, H.L.Liu, F.R.Xu, Z.Korkulu, P.Lee, J.J.Liu, V.H.Phong, A.Yagi, G.X.Zhang, T.Alharbi, R.J.Carroll, K.Y.Chae, Zs.Dombradi, A.Estrade, N.Fukuda, C.Griffin, E.Ideguchi, N.Inabe, H.Kanaoka, I.Kojouharov, T.Kubo, S.Kubono, N.Kurz, I.Kuti, S.Lalkovski, E.J.Lee, C.S.Lee, G.Lotay, C.B.Moon, I.Nishizuka, C.R.Nita, Z.Patel, O.J.Roberts, H.Schaffner, C.M.Shand, H.Suzuki, H.Takeda, S.Terashima, Zs.Vajta, S.Kanaya, J.J.Valiente-Dobon Isomer Spectroscopy of Neutron-rich 165, 167Tb NUCLEAR REACTIONS 9Be(238U, f), E=345 MeV/nucleon; measured fission products β-delayed discrete Eγ, Iγ, X-rays, γγ-coin, Xγ-coin using HPGe. 165,167Tb; deduced neutron-rich deformed nuclei γ-ray spectra, levels, J, π, isomeric states interpreted as hindered E1 decay from single quasi-proton Nilsson configuration to rotational states built on single quasi-proton gs, levels populated in isomeric decays.
doi: 10.5506/APhysPolB.48.601
2017GU24 Radiat.Phys.Chem. 140, 493 (2017) L.A.Gurgi, P.H.Regan, P.-A.Soderstrom, H.Watanabe, P.M.Walker, Zs.Podolyak, S.Nishimura, T.A.Berry, P.Doornenbal, G.Lorusso, T.Isobe, H.Baba, Z.Y.Xu, H.Sakurai, T.Sumikama, W.N.Catford, A.M.Bruce, F.Browne, G.J.Lane, F.G.Kondev, A.Odahara, J.Wu, H.L.Liu, F.R.Xu, Z.Korkulu, P.Lee, J.J.Liu, V.H.Phong, A.Yag, G.X.Zhang, T.Alharbi, R.J.Carroll, K.Y.Chae, Zs.Dombradi, A.Estrade, N.Fukuda, C.Griffin, E.Ideguchi, N.Inabe, H.Kanaoka, I.Kojouharov, T.Kubo, S.Kubono, N.Kurz, I.Kuti, S.Lalkovski, E.J.Lee, C.S.Lee, G.Lotay, C.-B.Moon, I.Nishizuka, C.R.Nita, Z.Patel, O.J.Roberts, H.Schaffner, C.M.Shand, H.Suzuki, H.Takeda, S.Terashima, Zs.Vajta, S.Yoshida, J.J.Valiente-Dobon Isomer spectroscopy of neutron-rich 168Tb103 NUCLEAR REACTIONS 9Be(238U, X)168Tb, E=350 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, isomeric state T1/2. Comparison with blocked BCS pairing Nilsson calculations for a well-deformed prolate shape, available data.
doi: 10.1016/j.radphyschem.2016.12.011
2017JU02 Phys.Lett. B 772, 483 (2017) A.Jungclaus, H.Grawe, S.Nishimura, P.Doornenbal, G.Lorusso, G.S.Simpson, P.-A.Soderstrom, T.Sumikama, J.Taprogge, Z.Y.Xu, H.Baba, F.Browne, N.Fukuda, R.Gernhauser, G.Gey, N.Inabe, T.Isobe, H.S.Jung, D.Kameda, G.D.Kim, Y.-K.Kim, I.Kojouharov, T.Kubo, N.Kurz, Y.K.Kwon, Z.Li, H.Sakurai, H.Schaffner, Y.Shimizu, K.Steiger, H.Suzuki, H.Takeda, Zs.Vajta, H.Watanabe, J.Wu, A.Yagi, K.Yoshinaga, G.Benzoni, S.Bonig, K.Y.Chae, L.Coraggio, J.-M.Daugas, F.Drouet, A.Gadea, A.Gargano, S.Ilieva, N.Itaco, F.G.Kondev, T.Kroll, G.J.Lane, A.Montaner-Piza, K.Moschner, D.Mucher, F.Naqvi, M.Niikura, H.Nishibata, A.Odahara, R.Orlandi, Z.Patel, Zs.Podolyak, A.Wendt Observation of a γ decaying millisecond isomeric state in 128Cd80 NUCLEAR REACTIONS 9Be(238U, X)128Cd, E=345 MeV/nucleon; measured reaction products, Eγ, Iγ. 129Cd, 129In; deduced γ-ray energies, J, π, level T1/2, B(E3). Comparison with theoretical calculations.
doi: 10.1016/j.physletb.2017.07.006
2017KA46 Prog.Theor.Exp.Phys. 2017, 093D03 (2017) S.Kawase, K.Nakano, Y.Watanabe, H.Wang, H.Otsu, H.Sakurai, D.S.Ahn, M.Aikawa, T.Ando, S.Araki, S.Chen, N.Chiga, P.Doornenbal, N.Fukuda, T.Isobe, S.Kawakami, T.Kin, Y.Kondo, S.Koyama, S.Kubono, Y.Maeda, A.Makinaga, M.Matsushita, T.Matsuzaki, S.Michimasa, S.Momiyama, S.Nagamine, T.Nakamura, M.Niikura, T.Ozaki, A.Saito, T.Saito, Y.Shiga, M.Shikata, Y.Shimizu, S.Shimoura, T.Sumikama, P.Soderstrom, H.Suzuki, H.Takeda, S.Takeuchi, R.Taniuchi, Y.Togano, J.Tsubota, M.Uesaka, Y.Watanabe, K.Wimmer, T.Yamamoto, K.Yoshida Study of proton- and deuteron-induced spallation reactions on the long-lived fission product 93Zr at 105 MeV/nucleon in inverse kinematics NUCLEAR REACTIONS C, H(93Zr, X)92Nb/81Kr/81Rb, E=105 MeV/nucleon; measured reaction products, Eγ, Iγ. 92Zr, 81Br, 81Kr; deduced σ. Comparison with the PHITS calculations with INCL 4.6 for the intranuclear cascade process and GEM for the evaporation process.
doi: 10.1093/ptep/ptx110
2017MO02 Phys.Lett. B 765, 328 (2017) A.I.Morales, G.Benzoni, H.Watanabe, Y.Tsunoda, T.Otsuka, S.Nishimura, F.Browne, R.Daido, P.Doornenbal, Y.Fang, G.Lorusso, Z.Patel, S.Rice, L.Sinclair, P.-A.Soderstrom, T.Sumikama, J.Wu, Z.Y.Xu, A.Yagi, R.Yokoyama, H.Baba, R.Avigo, F.L.Bello Garrote, N.Blasi, A.Bracco, F.Camera, S.Ceruti, F.C.L.Crespi, G.de Angelis, M.-C.Delattre, Zs.Dombradi, A.Gottardo, T.Isobe, I.Kojouharov, N.Kurz, I.Kuti, K.Matsui, B.Melon, D.Mengoni, T.Miyazaki, V.Modamio-Hoybjor, S.Momiyama, D.R.Napoli, M.Niikura, R.Orlandi, H.Sakurai, E.Sahin, D.Sohler, H.Schaffner, R.Taniuchi, J.Taprogge, Zs.Vajta, J.J.Valiente-Dobon, O.Wieland, M.Yalcinkaya Type II shell evolution in A = 70 isobars from the N ≥ 40 island of inversion RADIOACTIVITY 70Fe, 70Co(β-); measured decay products, Eγ, Iγ; deduced γ-ray energies and intensities, β-feeding, log ft, B(GT). Comparison with theoretical calculations.
doi: 10.1016/j.physletb.2016.12.025
2017MO12 Phys.Rev. C 95, 044322 (2017) B.Moon, C.-B.Moon, P.-A.Soderstrom, A.Odahara, R.Lozeva, B.Hong, F.Browne, H.S.Jung, P.Lee, C.S.Lee, A.Yagi, C.Yuan, S.Nishimura, P.Doornenbal, G.Lorusso, T.Sumikama, H.Watanabe, I.Kojouharov, T.Isobe, H.Baba, H.Sakurai, R.Daido, Y.Fang, H.Nishibata, Z.Patel, S.Rice, L.Sinclair, J.Wu, Z.Y.Xu, R.Yokoyama, T.Kubo, N.Inabe, H.Suzuki, N.Fukuda, D.Kameda, H.Takeda, D.S.Ahn, Y.Shimizu, D.Murai, F.L.Bello Garrote, J.M.Daugas, F.Didierjean, E.Ideguchi, T.Ishigaki, S.Morimoto, M.Niikura, I.Nishizuka, T.Komatsubara, Y.K.Kwon, K.Tshoo Nuclear structure and β-decay schemes for Te nuclides beyond N=82 RADIOACTIVITY 140Sb(β-), (β-n), (β-2n)[From 9Be(238U, F), E=345 MeV/nucleon]; measured Eγ, Iγ, half-life of 140Sb decay, βγ-, γγ-coin at RIBF-RIKEN facility. 138,139,140Te; deduced levels, J, π, β feedings, delayed one- and two-neutron decay probabilities (Pn and P2n), logft. Systematics of E(4+)/E(2+) values for nuclei with Z=50-70 with N=76-88. Discussed reduction of neutron-pairing energy.
doi: 10.1103/PhysRevC.95.044322
2017MO18 Phys.Rev. C 95, 064327 (2017) A.I.Morales, A.Algora, B.Rubio, K.Kaneko, S.Nishimura, P.Aguilera, S.E.A.Orrigo, F.Molina, G.de Angelis, F.Recchia, G.Kiss, V.H.Phong, J.Wu, D.Nishimura, H.Oikawa, T.Goigoux, J.Giovinazzo, P.Ascher, J.Agramunt, D.S.Ahn, H.Baba, B.Blank, C.Borcea, A.Boso, P.Davies, F.Diel, Zs.Dombradi, P.Doornenbal, J.Eberth, G.de France, Y.Fujita, N.Fukuda, E.Ganioglu, W.Gelletly, M.Gerbaux, S.Grevy, V.Guadilla, N.Inabe, T.Isobe, I.Kojouharov, W.Korten, T.Kubo, S.Kubono, T.Kurtukian Nieto, N.Kurz, J.Lee, S.Lenzi, J.Liu, T.Lokotko, D.Lubos, C.Magron, A.Montaner-Piza, D.R.Napoli, H.Sakurai, H.Schaffner, Y.Shimizu, C.Sidong, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, Y.Takei, M.Tanaka, S.Yagi Simultaneous investigation of the T=1(Jπ=0+) and T=0(Jπ=9+) β decays in 70Br RADIOACTIVITY 70Br(β+), (EC) [from 9Be(78Kr, X), E=345 MeV/nucleon at RIKEN's RILAC2-RRC-fRC-IRC-SRC acceleration system using BigRIPS separator and ZeroDegree spectrometer]; measured reaction products, Eγ, Iγ, Eβ, half-life of the 9+ isomer by βγ(t), and 0+ ground state by (70Br)β(t), γγ-, and βγ-coin using Wide-Range Active Silicon Strip Stopper array for β and ion detection (WAS3ABi), and EURICA array for γ detection. 70Se; deduced levels, J, π, β feedings, logf Ft, bands, Ft value for the superallowed decay of 70Br. Comparison with Shell-model calculations using the PMMU and JUN45 interactions. Discussed test of the CVC hypothesis using the data in the present work.
doi: 10.1103/PhysRevC.95.064327
2017MO19 Phys.Rev. C 96, 014325 (2017) B.Moon, C.-B.Moon, A.Odahara, R.Lozeva, P.-A.Soderstrom, F.Browne, C.Yuan, A.Yagi, B.Hong, H.S.Jung, P.Lee, C.S.Lee, S.Nishimura, P.Doornenbal, G.Lorusso, T.Sumikama, H.Watanabe, I.Kojouharov, T.Isobe, H.Baba, H.Sakurai, R.Daido, Y.Fang, H.Nishibata, Z.Patel, S.Rice, L.Sinclair, J.Wu, Z.Y.Xu, R.Yokoyama, T.Kubo, N.Inabe, H.Suzuki, N.Fukuda, D.Kameda, H.Takeda, D.S.Ahn, Y.Shimizu, D.Murai, F.L.Bello Garrote, J.M.Daugas, F.Didierjean, E.Ideguchi, T.Ishigaki, S.Morimoto, M.Niikura, I.Nishizuka, T.Komatsubara, Y.K.Kwon, K.Tshoo β-decay scheme of 140Te to 140I: Suppression of Gamow-Teller transitions between the neutron h9/2 and proton h11/2 partner orbitals RADIOACTIVITY 140Te(β-), (β-n)[from 9Be(238U, F), E=345 MeV/nucleon using BigRIPS separator at RIBF-RIKEN]; measured Eγ, Iγ, βγ-, γγ-coin, half-life of 140Te decay using EUROBALL-RIKEN Cluster Array (EURICA) for γ rays and WAS3ABi array for β and ion detection. 140I; deduced levels, J, π, logft, multipolarities, configurations. Comparison with shell model and Nilsson model calculations. Systematic of Gamow-Teller strengths of 1+ states in 136,140,142I, 142,146Cs, 142,144,146,148La, 146Pr. 139I; observed γ rays.
doi: 10.1103/PhysRevC.96.014325
2017NA07 Phys.Lett. B 768, 387 (2017) N.Nakatsuka, H.Baba, T.Aumann, R.Avigo, S.R.Banerjee, A.Bracco, C.Caesar, F.Camera, S.Ceruti, S.Chen, V.Derya, P.Doornenbal, A.Giaz, A.Horvat, K.Ieki, T.Inakura, N.Imai, T.Kawabata, N.Kobayashi, Y.Kondo, S.Koyama, M.Kurata-Nishimura, S.Masuoka, M.Matsushita, S.Michimasa, B.Million, T.Motobayashi, T.Murakami, T.Nakamura, T.Ohnishi, H.J.Ong, S.Ota, H.Otsu, T.Ozaki, A.Saito, H.Sakurai, H.Scheit, F.Schindler, P.Schrock, Y.Shiga, M.Shikata, S.Shimoura, D.Steppenbeck, T.Sumikama, I.Syndikus, H.Takeda, S.Takeuchi, A.Tamii, R.Taniuchi, Y.Togano, J.Tscheuschner, J.Tsubota, H.Wang, O.Wieland, K.Wimmer, Y.Yamaguchi, K.Yoneda, J.Zenihiro Observation of isoscalar and isovector dipole excitations in neutron-rich 20O NUCLEAR REACTIONS 197Au, He(20O, 20O'), E=276 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced excited states and decay γ-ray energies, J, π, branching ratios, inelastic σ, B(E1), strength functions. Comparison with RPA calculations.
doi: 10.1016/j.physletb.2017.03.017
2017OL07 Phys.Rev.Lett. 119, 192501 (2017) L.Olivier, S.Franchoo, M.Niikura, Z.Vajta, D.Sohler, P.Doornenbal, A.Obertelli, Y.Tsunoda, T.Otsuka, G.Authelet, H.Baba, D.Calvet, F.Chateau, A.Corsi, A.Delbart, J.-M.Gheller, A.Gillibert, T.Isobe, V.Lapoux, M.Matsushita, S.Momiyama, T.Motobayashi, H.Otsu, C.Peron, A.Peyaud, E.C.Pollacco, J.-Y.Rousse, H.Sakurai, C.Santamaria, M.Sasano, Y.Shiga, S.Takeuchi, R.Taniuchi, T.Uesaka, H.Wang, K.Yoneda, F.Browne, L.X.Chung, Z.Dombradi, F.Flavigny, F.Giacoppo, A.Gottardo, K.Hadynska-Klek, Z.Korkulu, S.Koyama, Y.Kubota, J.Lee, M.Lettmann, C.Louchart, R.Lozeva, K.Matsui, T.Miyazaki, S.Nishimura, K.Ogata, S.Ota, Z.Patel, E.Sahin, C.Shand, P.-A.Soderstrom, I.Stefan, D.Steppenbeck, T.Sumikama, D.Suzuki, V.Werner, J.Wu, Z.Xu Persistence of the Z=28 Shell Gap Around 78Ni: First Spectroscopy of 79Cu NUCLEAR REACTIONS 1H(80Zn, p)79Cu, E=270 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies and intensities, occupation numbers, systematics. Comparison with Monte Carlo shell-model calculations.
doi: 10.1103/PhysRevLett.119.192501
2017PA25 Phys.Rev. C 96, 034305 (2017) Z.Patel, P.M.Walker, Zs.Podolyak, P.H.Regan, T.A.Berry, P.-A.Soderstrom, H.Watanabe, E.Ideguchi, G.S.Simpson, S.Nishimura, Q.Wu, F.R.Xu, F.Browne, P.Doornenbal, G.Lorusso, S.Rice, L.Sinclair, T.Sumikama, J.Wu, Z.Y.Xu, N.Aoi, H.Baba, F.L.Bello Garrote, G.Benzoni, R.Daido, Zs.Dombradi, Y.Fang, N.Fukuda, G.Gey, S.Go, A.Gottardo, N.Inabe, T.Isobe, D.Kameda, K.Kobayashi, M.Kobayashi, T.Komatsubara, I.Kojouharov, T.Kubo, N.Kurz, I.Kuti, Z.Li, M.Matsushita, S.Michimasa, C.-B.Moon, H.Nishibata, I.Nishizuka, A.Odahara, E.Sahin, H.Sakurai, H.Schaffner, H.Suzuki, H.Takeda, M.Tanaka, J.Taprogge, Zs.Vajta, A.Yagi, R.Yokoyama Isomer-delayed γ-ray spectroscopy of A = 159-164 midshell nuclei and the variation of K-forbidden E1 transition hindrance factors NUCLEAR REACTIONS 9Be(238U, X)159Sm/161Sm/162Sm/163Sm/163Eu/164Eu/165Eu/164Gd, E=345 MeV/nucleon; measured reaction products, delayed Eγ, Iγ, half-lives of isomers using BigRIPS and ZeroDegree spectrometers, and EURICA array at RIBF-RIKEN facility. 159,161,162Sm, 163Eu, 164Gd; deduced levels, J, π, configurations, K-forbidden E1 hindrance factors. Comparison with Nilsson+BCS calculations. 163Sm, 164,165Eu; deduced micro-sec isomers.
doi: 10.1103/PhysRevC.96.034305
2017PA35 Phys.Rev. C 96, 044311 (2017); Pub.Note Phys.Rev. C 96, 049901 (2017); Erratum Phys.Rev. C 97, 019901 (2018); Erratum Phys.Rev. C 103, 0499011 (2021) J.Park, R.Krucken, D.Lubos, R.Gernhauser, M.Lewitowicz, S.Nishimura, D.S.Ahn, H.Baba, B.Blank, A.Blazhev, P.Boutachkov, F.Browne, I.Celikovic, G.de France, P.Doornenbal, T.Faestermann, Y.Fang, N.Fukuda, J.Giovinazzo, N.Goel, M.Gorska, H.Grawe, S.Ilieva, N.Inabe, T.Isobe, A.Jungclaus, D.Kameda, G.D.Kim, Y.-K.Kim, I.Kojouharov, T.Kubo, N.Kurz, G.Lorusso, K.Moschner, D.Murai, I.Nishizuka, Z.Patel, M.M.Rajabali, S.Rice, H.Sakurai, H.Schaffner, Y.Shimizu, L.Sinclair, P.-A.Soderstrom, K.Steiger, T.Sumikama, H.Suzuki, H.Takeda, Z.Wang, H.Watanabe, J.Wu, Z.Y.Xu Properties of γ-decaying isomers and isomeric ratios in the 100Sn region NUCLEAR REACTIONS 9Be(124Xe, X)88Zr/90Nb/90Mo/90Rh/91Nb/92Mo/92Rh/92Tc/92Ru/93Ru/94Ru/94Pd/94Ag/95Pd/95Ag/96Pd/96Ag/97Cd/98Cd/98In/98Ag/100Sn, E=345 MeV/nucleon; measured reaction products, half-lives of micro-second isomers and isomeric ratios using BigRIPS, ZeroDegree spectrometer, WAS3ABi and EURICA array at RIBF-RIKEN facility. Comparison of isomeric ratios with abrasion-ablation model combined with sharp cutoff model. RADIOACTIVITY 88mZr, 90mNb, 90m,92mMo, 92mRh, 92mTc, 92m,93mRu, 94m,96mPd, 96m,98mAg, 98mCd(IT)[from 9Be(124Xe, X), E=345 MeV/nucleon]; measured Eγ, Iγ, branching ratios, γγ-coin, isomer half-lives by γ(t), isomeric ratios using BigRIPS, ZeroDegree spectrometer, WAS3ABi and EURICA array at RIBF-RIKEN facility. 88Zr, 90Nb, 90,92Mo, 92Rh, 92Tc, 92,93Ru, 94,96Pd, 96,98Ag, 98Cd; deduced levels, J, π, multipolarities, B(E1), B(E2), B(M2), B(E3), B(E4). Comparison with previous experimental results, and with shell model calculations using NUSHELLX code and SLGM interaction. 100Sn; search for a core-excited isomer in 100Sn decaying by E2 proved negative; calculated upper limit for half-life and lower limit for Eγ of an hypothetical isomer in 100Sn decaying by E2.
doi: 10.1103/PhysRevC.96.044311
2017SA32 Phys.Rev.Lett. 118, 242502 (2017) E.Sahin, F.L.Bello Garrote, Y.Tsunoda, T.Otsuka, G.de Angelis, A.Gorgen, M.Niikura, S.Nishimura, Z.Y.Xu, H.Baba, F.Browne, M.-C.Delattre, P.Doornenbal, S.Franchoo, G.Gey, K.Hadynska-Klek, T.Isobe, P.R.John, H.S.Jung, I.Kojouharov, T.Kubo, N.Kurz, Z.Li, G.Lorusso, I.Matea, K.Matsui, D.Mengoni, P.Morfouace, D.R.Napoli, F.Naqvi, H.Nishibata, A.Odahara, H.Sakurai, H.Schaffner, P.-A.Soderstrom, D.Sohler, I.G.Stefan, T.Sumikama, D.Suzuki, R.Taniuchi, J.Taprogge, Z.Vajta, H.Watanabe, V.Werner, J.Wu, A.Yagi, M.Yalcinkaya, K.Yoshinaga Shell Evolution towards 78Ni : Low-Lying States in 77Cu RADIOACTIVITY 77Ni(β-) [from 9Be(238U, X), E=345 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced γ-ray energies and intensities, J, π. Comparison with large-scale Monte Carlo shell model calculations.
doi: 10.1103/physrevlett.118.242502
2017SH42 Phys.Lett. B 773, 492 (2017) C.M.Shand, Zs.Podolyak, M.Gorska, P.Doornenbal, A.Obertelli, F.Nowacki, T.Otsuka, K.Sieja, J.A.Tostevin, Y.Tsunoda, G.Authelet, H.Baba, D.Calvet, A.Chateau, S.Chen, A.Corsi, A.Delbart, J.M.Gheller, A.Giganon, A.Gillibert, T.Isobe, V.Lapoux, M.Matsushita, S.Momiyama, T.Motobayashi, M.Niikura, H.Otsu, N.Paul, C.Peron, A.Peyaud, E.C.Pollacco, J.-Y.Rousse, H.Sakurai, C.Santamaria, M.Sasano, Y.Shiga, D.Steppenbeck, S.Takeuchi, R.Taniuchi, T.Uesaka, H.Wang, K.Yoneda, T.Ando, T.Arici, A.Blazhev, F.Browne, A.M.Bruce, R.J.Carroll, L.X.Chung, M.L.Cortes, M.Dewald, B.Ding, Zs.Dombradi, F.Flavigny, S.Franchoo, F.Giacoppo, A.Gottardo, K.Hadynska-Klek, A.Jungclaus, Z.Korkulu, S.Koyama, Y.Kubota, J.Lee, M.Lettmann, B.D.Linh, J.Liu, Z.Liu, C.Lizarazo, C.Louchart, R.Lozeva, K.Matsui, T.Miyazaki, K.Moschner, M.Nagamine, N.Nakatsuka, S.Nishimura, C.R.Nita, C.R.Nobs, L.Olivier, S.Ota, R.Orlandi, Z.Patel, P.H.Regan, M.Rudigier, E.Sahin, T.Saito, P.-A.Soderstrom, I.Stefan, T.Sumikama, D.Suzuki, Zs.Vajta, V.Vaquero, V.Werner, K.Wimmer, J.Wu, Z.Y.Xu Shell evolution beyond Z = 28 and N = 50: Spectroscopy of 81, 82, 83, 84Zn NUCLEAR REACTIONS H(82Ga, 2p)81Zn, (83Ga, 2p)82Zn, (84Ga, X)82Zn, (86Ga, X)83Zn, (85Ga, X)84Zn, E ∼ 270 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π; Comparison with Ni78-II, A3DA-m and PFSDG-U calculations.
doi: 10.1016/j.physletb.2017.09.001
2017ST22 Phys.Rev. C 96, 064310 (2017) D.Steppenbeck, S.Takeuchi, N.Aoi, P.Doornenbal, M.Matsushita, H.Wang, H.Baba, S.Go, J.D.Holt, J.Lee, K.Matsui, S.Michimasa, T.Motobayashi, D.Nishimura, T.Otsuka, H.Sakurai, Y.Shiga, P.-A.Soderstrom, S.R.Stroberg, T.Sumikama, R.Taniuchi, J.A.Tostevin, Y.Utsuno, J.J.Valiente-Dobon, K.Yoneda Structure of 55Sc and development of the N=34 subshell closure NUCLEAR REACTIONS 9Be(56Ti, 55Sc), (55Sc, 55Sc'), E=200 MeV/nucleon, ; [secondary 56Ti and 55Sc beams from primary 70Zn beam and using BigRIPS for fragment identification at RIBF-RIKEN facility]; measured Eγ, Iγ, γγ-coin using DALI2 array of scintillation detectors for γ radiation, and ZeroDegree spectrometer for reaction products. 55Sc; deduced levels. Comparison with large-scale shell-model calculations in sdpf model space, and with ab initio shell-model calculations from the in-medium similarity renormalization group. NUCLEAR STRUCTURE 55Sc; calculated levels, J, π, σ, spectroscopic factors for one-proton removal reaction; discussed configurations. Large-scale shell-model with SDPF-MUr effective interaction, and ab initio many-body method with the valence-space formulation of the in-medium similarity renormalization group (VS-IM-SRG). Comparison with experimental data, and proton-removal reaction treated with the eikonal model.
doi: 10.1103/PhysRevC.96.064310
2017SU15 Phys.Rev. C 95, 051601 (2017) T.Sumikama, S.Nishimura, H.Baba, F.Browne, P.Doornenbal, N.Fukuda, S.Franchoo, G.Gey, N.Inabe, T.Isobe, P.R.John, H.S.Jung, D.Kameda, T.Kubo, Z.Li, G.Lorusso, I.Matea, K.Matsui, P.Morfouace, D.Mengoni, D.R.Napoli, M.Niikura, H.Nishibata, A.Odahara, E.Sahin, H.Sakurai, P.-A.Soderstrom, G.I.Stefan, D.Suzuki, H.Suzuki, H.Takeda, R.Taniuchi, J.Taprogge, Zs.Vajta, H.Watanabe, V.Werner, J.Wu, Z.Y.Xu, A.Yagi, K.Yoshinaga Observation of new neutron-rich Mn, Fe, Co, Ni, and Cu isotopes in the vicinity of 78Ni NUCLEAR REACTIONS 9Be(238U, X), E=345 MeV/nucleon; measured reaction products, Eγ, Iγ, Eβ, particle-identifications through energy loss, times of flight, and magnetic rigidities using BigRIPS separator and ZeroDegree spectrometer at RIBF-RIKEN facility; deduced A/Q production yields for 65,66,67,68,69,70Cr, 68,69,70,71,72,73Mn, 71,72,73,74,75,76Fe, 73,74,75,76,77,78Co, 76,77,78,79,80,81,82Ni, and 79,80,81,82,83Cu. 73Mn, 76Fe, 77,78Co, 80,81,82Ni, 83Cu; deduced production σ for the new isotopes. Comparison with theoretical calculations using LISE++ code.
doi: 10.1103/PhysRevC.95.051601
2017SU31 Phys.Rev.Lett. 119, 192503 (2017) H.Suzuki, L.Sinclair, P.-A.Soderstrom, G.Lorusso, P.Davies, L.S.Ferreira, E.Maglione, R.Wadsworth, J.Wu, Z.Y.Xu, S.Nishimura, P.Doornenbal, D.S.Ahn, F.Browne, N.Fukuda, N.Inabe, T.Kubo, D.Lubos, Z.Patel, S.Rice, Y.Shimizu, H.Takeda, H.Baba, A.Estrade, Y.Fang, J.Henderson, T.Isobe, D.Jenkins, S.Kubono, Z.Li, I.Nishizuka, H.Sakurai, P.Schury, T.Sumikama, H.Watanabe, V.Werner Discovery of 72Rb: A Nuclear Sandbank Beyond the Proton Drip Line NUCLEAR REACTIONS 9Be(124Xe, X)72Rb/73Rb/77Zr, E=345 MeV/nucleon; measured reaction products; deduced T1/2. Comparison with shell model calculations using the GXPF1A interaction.
doi: 10.1103/PhysRevLett.119.192503
2017WU04 Phys.Rev.Lett. 118, 072701 (2017) J.Wu, S.Nishimura, G.Lorusso, P.Moller, E.Ideguchi, P.-H.Regan, G.S.Simpson, P.-A.Soderstrom, P.M.Walker, H.Watanabe, Z.Y.Xu, H.Baba, F.Browne, R.Daido, P.Doornenbal, Y.F.Fang, G.Gey, T.Isobe, P.S.Lee, J.J.Liu, Z.Li, Z.Korkulu, Z.Patel, V.Phong, S.Rice, H.Sakurai, L.Sinclair, T.Sumikama, M.Tanaka, A.Yagi, Y.L.Ye, R.Yokoyama, G.X.Zhang, T.Alharbi, N.Aoi, F.L.Bello Garrote, G.Benzoni, A.M.Bruce, R.J.Carroll, K.Y.Chae, Z.Dombradi, A.Estrade, A.Gottardo, C.J.Griffin, H.Kanaoka, I.Kojouharov, F.G.Kondev, S.Kubono, N.Kurz, I.Kuti, S.Lalkovski, G.J.Lane, E.J.Lee, T.Lokotko, G.Lotay, C.-B.Moon, H.Nishibata, I.Nishizuka, C.R.Nita, A.Odahara, Zs.Podolyak, O.J.Roberts, H.Schaffner, C.Shand, J.Taprogge, S.Terashima, Z.Vajta, S.Yoshida 94 β-Decay Half-Lives of Neutron-Rich 55Cs to 67Ho: Experimental Feedback and Evaluation of the r-Process Rare-Earth Peak Formation RADIOACTIVITY 144,145,146,147,148,149,150,151Cs, 146,147,148,149,150,151,152,153,154Ba, 148,149,150,151,152,153,154,155,156La, 150,151,152,153,154,155,156,157,158Ce, 153,154,155,156,157,158,159,160Pr, 156,157,158,159,160,161,162Nd, 159,160,161,162,163Pm, 160,161,162,163,164,165,166Sm, 161,162,163,164,165,166,167,168Eu, 165,166,167,168,169,170Gd, 166,167,168,169,170,171,172Tb, 169,170,171,172,172m,173Dy, 172,173,174,175Ho, 174mEr(β-)[from Be(238U, X), E=345 MeV/nucleon]; measured and analyzed reaction products using BigRIPS separator and ZeroDegree Spectrometer (ZDS), γ rays, half-lives by (implant)β correlations using WAS3ABi and EURICA detection systems at RIBF-RIKEN facility; deduced Gamow-Teller strength functions, r-process abundance pattern in the solar system. Comparison with previous experimental half-lives, and with three theoretical calculations using FRDM+QRPA, KTUY+GT2, and RHB+pn-RQRPA models. Numerical values of half-lives listed in supplementary file.
doi: 10.1103/PhysRevLett.118.072701
2016BL05 Phys.Rev. C 93, 061301 (2016) B.Blank, T.Goigoux, P.Ascher, M.Gerbaux, J.Giovinazzo, S.Grevy, T.Kurtukian Nieto, C.Magron, J.Agramunt, A.Algora, V.Guadilla, A.Montaner-Piza, A.I.Morales, S.E.A.Orrigo, B.Rubio, D.S.Ahn, P.Doornenbal, N.Fukuda, N.Inabe, G.Kiss, T.Kubo, S.Kubono, S.Nishimura, V.H.Phong, H.Sakurai, Y.Shimizu, P.-A.Soderstrom, T.Sumikama, H.Suzuki, H.Takeda, J.Wu, Y.Fujita, M.Tanaka, W.Gelletly, P.Aguilera, F.Molina, F.Diel, D.Lubos, G.de Angelis, D.Napoli, C.Borcea, A.Boso, R.B.Cakirli, E.Ganioglu, J.Chiba, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, K.Wimmer, G.de France, S.Go New neutron-deficient isotopes from 78Kr fragmentation NUCLEAR REACTIONS 9Be(78Kr, X)39Ti/40Ti/43Cr/44Cr/46Mn/47Fe/48Fe/51Ni/59Ge/60Ge/63Se/64Se/67Kr/68Kr, E=345 MeV/nucleon; measured fragmentation residues, production σ using BigRIPS separator, zero-degree spectrometer, WAS3ABi setup for implantation, and EURICA array for γ detection at RIBF-RIKEN facility. Comparison of experimental cross sections with predictions from the EPAX3 parameterization. 63Se, 67Kr, 68Kr; newly identified nuclides. 59Ge, 63Se, 67Kr; candidates for 2p emitters. 58Ge, 62Se, 66Kr; deduced upper limit of cross sections, half-lives, search for these nuclides proved unsuccessful, consistent with unbound nature of these nuclei.
doi: 10.1103/PhysRevC.93.061301
2016CE02 Phys.Rev.Lett. 116, 162501 (2016) I.Celikovic, M.Lewitowicz, R.Gernhauser, R.Krucken, S.Nishimura, H.Sakurai, D.S.Ahn, H.Baba, B.Blank, A.Blazhev, P.Boutachkov, F.Browne, G.de France, P.Doornenbal, T.Faestermann, Y.Fang, N.Fukuda, J.Giovinazzo, N.Goel, M.Gorska, S.Ilieva, N.Inabe, T.Isobe, A.Jungclaus, D.Kameda, Y.-K.Kim, Y.K.Kwon, I.Kojouharov, T.Kubo, N.Kurz, G.Lorusso, D.Lubos, K.Moschner, D.Murai, I.Nishizuka, J.Park, Z.Patel, M.Rajabali, S.Rice, H.Schaffner, Y.Shimizu, L.Sinclair, P.-A.Soderstrom, K.Steiger, T.Sumikama, H.Suzuki, H.Takeda, Z.Wang, H.Watanabe, J.Wu, Z.Xu New Isotopes and Proton Emitters-Crossing the Drip Line in the Vicinity of 100Sn NUCLEAR REACTIONS Be(124Xe, X)99Sn/100Sn/96In/97In/98In/94Cd/95Cd/92Ag/93Ag/90Pd, E=345 MeV/nucleon; measured reaction products, TOF; deduced production σ. RADIOACTIVITY 93Ag, 89Rh(p); measured decay products, TOF; deduced T1/2.
doi: 10.1103/PhysRevLett.116.162501
2016GO26 Phys.Rev.Lett. 117, 162501 (2016) T.Goigoux, P.Ascher, B.Blank, M.Gerbaux, J.Giovinazzo, S.Grevy, T.Kurtukian Nieto, C.Magron, P.Doornenbal, G.G.Kiss, S.Nishimura, P.-A.Soderstrom, V.H.Phong, J.Wu, D.S.Ahn, N.Fukuda, N.Inabe, T.Kubo, S.Kubono, H.Sakurai, Y.Shimizu, T.Sumikama, H.Suzuki, H.Takeda, J.Agramunt, A.Algora, V.Guadilla, A.Montaner-Piza, A.I.Morales, S.E.A.Orrigo, B.Rubio, Y.Fujita, M.Tanaka, W.Gelletly, P.Aguilera, F.Molina, F.Diel, D.Lubos, G.de Angelis, D.Napoli, C.Borcea, A.Boso, R.B.Cakirli, E.Ganioglu, J.Chiba, D.Nishimura, H.Oikawa, Y.Takei, S.Yagi, K.Wimmer, G.de France, S.Go, B.A.Brown Two-Proton Radioactivity of 67Kr RADIOACTIVITY 67Kr(2p), 59Ge, 63Se(β+) [from Be(78Kr, X), E=345 MeV/nucleon]; measured decay products, Eβ, Iβ; deduced decay energy, branching ratio, T1/2. Comparison with available data.
doi: 10.1103/PhysRevLett.117.162501
2016ID02 Phys.Rev. C 94, 064322 (2016) E.Ideguchi, G.S.Simpson, R.Yokoyama, Mn.Tanaka, S.Nishimura, P.Doornenbal, G.Lorusso, P.-A.Soderstrom, T.Sumikama, J.Wu, Z.Y.Xu, N.Aoi, H.Baba, F.L.Bello Garrote, G.Benzoni, F.Browne, R.Daido, Y.Fang, N.Fukuda, A.Gottardo, G.Gey, S.Go, N.Inabe, T.Isobe, D.Kameda, K.Kobayashi, M.Kobayashi, I.Kojouharov, T.Komatsubara, T.Kubo, N.Kurz, I.Kuti, Z.Li, M.Matsushita, S.Michimasa, C.-B.Moon, H.Nishibata, I.Nishizuka, A.Odahara, Z.Patel, S.Rice, E.Sahin, H.Sakurai, H.Schaffner, L.Sinclair, H.Suzuki, H.Takeda, J.Taprogge, Zs.Vajta, H.Watanabe, A.Yagi μs isomers of 158, 160Nd NUCLEAR REACTIONS 9Be(238U, F), E=345 MeV/nucleon; measured fragments by ΔE-ToF-Bρ method using BigRIPS separator and ZeroDegree spectrometer (ZDS), Eγ, Iγ, (ion)γ-coin, delayed spectroscopy, half-lives of 2-qp isomers by (ion)γ(t) using EURICA array at RIBF-RIKEN facility. 158,160Nd; deduced levels, J, π, multipolarities, B(E1), hindered E1 transitions, configurations. Comparison with blocked-BCS (BBCS), projected shell-model (PSM) and deformed Hartree-Fock (HF) calculations.
doi: 10.1103/PhysRevC.94.064322
2016JU02 Phys.Rev. C 93, 041301 (2016) A.Jungclaus, A.Gargano, H.Grawe, J.Taprogge, S.Nishimura, P.Doornenbal, G.Lorusso, Y.Shimizu, G.S.Simpson, P.-A.Soderstrom, T.Sumikama, Z.Y.Xu, H.Baba, F.Browne, N.Fukuda, R.Gernhauser, G.Gey, N.Inabe, T.Isobe, H.S.Jung, D.Kameda, G.D.Kim, Y.-K.Kim, I.Kojouharov, T.Kubo, N.Kurz, Y.K.Kwon, Z.Li, H.Sakurai, H.Schaffner, K.Steiger, H.Suzuki, H.Takeda, Zs.Vajta, H.Watanabe, J.Wu, A.Yagi, K.Yoshinaga, S.Bonig, L.Coraggio, J.-M.Daugas, F.Drouet, A.Gadea, S.Ilieva, N.Itaco, T.Kroll, A.Montaner-Piza, K.Moschner, D.Mucher, H.Nishibata, A.Odahara, R.Orlandi, A.Wendt First observation of γ rays emitted from excited states south-east of 132Sn: The π g-19/2 (X) νf7/2 multiplet of 132In83 RADIOACTIVITY 133Cd(β-), (β-n)[from 9Be(238U, F), E=345 MeV/nucleon using BigRIPS fragment separator and ZeroDegree spectrometer at RIBF-RIKEN facility]; measured Eγ, Iγ, (133Cd ions)γ-coin using WAS3ABi detection system of DSSSDs for β rays and ions, and 12 large-volume Ge cluster detectors for gamma rays. 132In; deduced levels, J, π. Shell-model calculations. NUCLEAR REACTIONS 9Be(238U, F)129Cd47+/130Cd47+/132Cd48+/133Cd48+, E=345 MeV/nucleon; measured partial particle identification plot of Z=45-51 isotopes and mass-to-charge ratio A/q using BigRIPS fragment separator and ZeroDegree spectrometer at RIBF-RIKEN facility.
doi: 10.1103/PhysRevC.93.041301
2016JU03 Phys.Rev. C 94, 024303 (2016) A.Jungclaus, H.Grawe, S.Nishimura, P.Doornenbal, G.Lorusso, G.S.Simpson, P.-A.Soderstrom, T.Sumikama, J.Taprogge, Z.Y.Xu, H.Baba, F.Browne, N.Fukuda, R.Gernhauser, G.Gey, N.Inabe, T.Isobe, H.S.Jung, D.Kameda, G.D.Kim, Y.-K.Kim, I.Kojouharov, T.Kubo, N.Kurz, Y.K.Kwon, Z.Li, H.Sakurai, H.Schaffner, Y.Shimizu, K.Steiger, H.Suzuki, H.Takeda, Zs.Vajta, H.Watanabe, J.Wu, A.Yagi, K.Yoshinaga, G.Benzoni, S.Bonig, K.Y.Chae, L.Coraggio, J.-M.Daugas, F.Drouet, A.Gadea, A.Gargano, S.Ilieva, N.Itaco, F.G.Kondev, T.Kroll, G.J.Lane, A.Montaner-Piza, K.Moschner, D.Mucher, F.Naqvi, M.Niikura, H.Nishibata, A.Odahara, R.Orlandi, Z.Patel, Zs.Podolyak, A.Wendt β decay of semi-magic 130Cd: Revision and extension of the level scheme of 130In RADIOACTIVITY 130Cd(β-)[from 9Be(238U, F), E=345 MeV/nucleon, using BigRIPS separator and ZeroDegree spectrometer (ZDS) at RIBF-RIKEN facility]; Measured Eγ, Iγ, γγ-, βγ-coin, isomer half-life by γγ(t) using WAS3ABi array for β and ion detection, and EURICA array of 12 large-volume HPGe clusters for γ detection. 130In; deduced levels, J, π, β feedings, logft, high-lying core-excited states, configurations. Comparison with previous experimental results, ENSDF evaluation, and shell-model calculations.
doi: 10.1103/PhysRevC.94.024303
2016KO05 Phys.Rev. C 93, 014613 (2016) N.Kobayashi, T.Nakamura, Y.Kondo, J.A.Tostevin, N.Aoi, H.Baba, R.Barthelemy, M.A.Famiano, N.Fukuda, N.Inabe, M.Ishihara, R.Kanungo, S.Kim, T.Kubo, G.S.Lee, H.S.Lee, M.Matsushita, T.Motobayashi, T.Ohnishi, N.A.Orr, H.Otsu, T.Sako, H.Sakurai, Y.Satou, T.Sumikama, H.Takeda, S.Takeuchi, R.Tanaka, Y.Togano, K.Yoneda One-neutron removal from 29Ne : Defining the lower limits of the island of inversion NUCLEAR REACTIONS Pb(29Ne, 28Ne), E=244 MeV/nucleon; C(29Ne, 28Ne), E=240 MeV/nucleon, [secondary 29Ne produced in 9Be(48Ca, X), E=345 MeV/nucleon]; measured Eγ, Iγ, (28Ne)γ-coin, inclusive longitudinal momentum distribution, one-neutron removal cross sections for ground and excited states of 28Ne using BigRIPS separator and ZeroDegree spectrometer (ZDS) for particle detection and analysis, and DALI2 NaI array for γ detection at RIBF-RIKEN. 28Ne; deduced levels, J, π, Coulomb dissociation cross sections. 29Ne; deduced Jπ of ground state from longitudinal momentum distribution for 28Ne. Comparison with large-scale shell model calculations using the SDPF-M effective interaction. Systematics of low-lying states of 27,29,31Ne.
doi: 10.1103/PhysRevC.93.014613
2016LO01 Phys.Rev. C 93, 014316 (2016) R.Lozeva, H.Naidja, F.Nowacki, J.Dudek, A.Odahara, C.-B.Moon, S.Nishimura, P.Doornenbal, J.-M.Daugas, P.-A.Soderstrom, T.Sumikama, G.Lorusso, J.Wu, Z.Y.Xu, H.Baba, F.Browne, R.Daido, Y.Fang, T.Isobe, I.Kojouharov, N.Kurz, Z.Patel, S.Rice, H.Sakurai, H.Schaffner, L.Sinclair, H.Watanabe, A.Yagi, R.Yokoyama, T.Kubo, N.Inabe, H.Suzuki, N.Fukuda, D.Kameda, H.Takeda, D.S.Ahn, D.Murai, F.L.Bello Garrote, F.Didierjean, E.Ideguchi, T.Ishigaki, H.S.Jung, T.Komatsubara, Y.K.Kwon, P.Lee, C.S.Lee, S.Morimoto, M.Niikura, H.Nishibata, I.Nishizuka New isomer found in 14051Sb89: sphericity and shell evolution between N=82 and N=90 NUCLEAR REACTIONS 9Be(238U, F)140Sb, E=345 MeV/nucleon]; measured Enullg, Inullg, delayed γγ-coin, isomer half-life using EURICA 4π array, BigRIPS and ZeroDegree spectrometers at RIBF-RIKEN. 140Sb; deduced levels, J, π, multipolarity, configuration, B(M1), B(E2). 136,140Sb; compared isomeric populations. Comparison with shell model and mean Field calculations with Woods-Saxon potential. Systematics of (6-) and (7-) states; deduced evidence for evolution of πg7/2 and πd5/2 orbitals in 134,136,140Sb, and for νf7/2 orbital evolution up to N=89. Possible spin traps.
doi: 10.1103/PhysRevC.93.014316
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