NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = N.Aoi Found 225 matches. Showing 1 to 100. [Next]2023XI11 Phys.Rev. C 108, 064605 (2023) B.L.Xia, J.L.Lou, Y.L.Ye, Z.H.Li, Q.T.Li, H.Hua, X.F.Yang, J.Y.Xu, W.Liu, H.J.Ong, D.T.Tran, N.Aoi, E.Ideguchi, D.Y.Pang, C.X.Yuan, Y.Jiang, B.Yang, Y.Liu, J.G.Li, Z.Q.Chen, J.X.Han, S.W.Bai, G.Li, K.Ma, Z.W.Tan, H.Y.Zhu, H.Y.Ge, W.W.Wan Search for the missing d-wave neutron excitation states in 13B
doi: 10.1103/PhysRevC.108.064605
2022ID01 Phys.Rev.Lett. 128, 252501 (2022) E.Ideguchi, T.Kibedi, J.T.H.Dowie, T.H.Hoang, M.Kumar Raju, N.Aoi, A.J.Mitchell, A.E.Stuchbery, N.Shimizu, Y.Utsuno, A.Akber, L.J.Bignell, B.J.Coombes, T.K.Eriksen, T.J.Gray, G.J.Lane, B.P.McCormick Electric Monopole Transition from the Superdeformed Band in 40Ca NUCLEAR REACTIONS 40Ca(p, p'), E<10 MeV; measured reaction products, Eγ, Iγ, X-rays; deduced γ-ray energies, energy levels, partial level scheme, electric monopole (E0) transition strengths, transition rates for 0+ states. Comparison with Large-scale shell-model (LSSM) calculations and systematics. The 14UD Pelletron tandem accelerator of the Heavy Ion Accelerator Facility at the Australian National University.
doi: 10.1103/PhysRevLett.128.252501
2022LI15 Phys.Rev. C 105, 034613 (2022) W.Liu, J.L.Lou, Y.L.Ye, S.M.Wang, Z.W.Tan, Z.H.Li, Q.T.Li, H.Hua, X.F.Yang, J.Y.Xu, H.J.Ong, D.T.Tran, N.Aoi, E.Ideguchi, D.Y.Pang, C.X.Yuan, Y.Jiang, B.Yang, Y.Liu, J.G.Li, Z.Q.Chen, J.X.Han, S.W.Bai, G.Li, K.Ma, H.Y.Zhu, B.L.Xia New investigation of low-lying states in 12Be via a 2H(13B, 3He) reaction NUCLEAR REACTIONS 2H(13B, d), (13B, 3He), E=23 MeV/nucleon; measured reaction products, deuteron spectra, 3He spectra, angular distributions; deduced σ(θ), optical potential parameters. 12Be; deduced levels, J, π, spectroscopic factors, resonance widths. DWBA analysis. Comparison to various calculations in particular to one using the shell model with the YSOX interaction and Gamow coupled-channel (GCC) approach (for the resonance widths). Secondary beam from 18O(9Be, X), E=60 MeV/nucleon (RCNP, Osaka).
doi: 10.1103/PhysRevC.105.034613
2022OR04 Phys.Rev. C 106, 064301 (2022) R.Orlandi, H.Makii, K.Nishio, K.Hirose, M.Asai, K.Tsukada, T.K.Sato, Y.Ito, F.Suzaki, Y.Nagame, A.N.Andreyev, E.Ideguchi, N.Aoi, T.T.Pham, S.Q.Yan, Y.P.Shen, B.Gao, G.Li New K isomers in 248Cf NUCLEAR REACTIONS 249Cf(18O, 19O)248Cf, E=140.4 MeV; measured reaction products, Eγ, Iγ, γγ-coin, particleγ-coin. 248Cf; deduced levels, J, π, transitions from isomeric states, T1/2 for 2 low-ling transitions, B(E1). Discussed possible configuration of newly observed isomeric state at 950 keV to be two-quasineutron K=8- and the two-quasiproton K=5-. Comparison to other experimental data. Radioactive target. Si-detectors array combined with γ-ray detector array consisted of 4 Ge detectors and 4 4x5 inch LaBr3 scintillators at Tokai Tandem accelerator facility of the Japan Atomic Energy Agency (JAEA).
doi: 10.1103/PhysRevC.106.064301
2021BA28 Phys.Rev. C 103, 064318 (2021) D.Bazin, N.Aoi, H.Baba, J.Chen, H.Crawford, P.Doornenbal, P.Fallon, K.Li, J.Lee, M.Matsushita, T.Motobayashi, H.Sakurai, H.Scheit, D.Steppenbeck, R.Stroberg, S.Takeuchi, H.Wang, K.Yoneda, C.X.Yuan Spectroscopy of 33Mg with knockout reactions NUCLEAR REACTIONS 9Be(34Mg, n)33Mg, E=242.5 MeV/nucleon; 9Be(34Al, p)33Mg, E=229.6 MeV/nucleon, [secondary 34Mg and 34Al beams from 9Be(48Ca, X), E=345 MeV/nucleon primary reaction, followed by separation of fragments of interest using BigRIPS spectrometer at RIBF-RIKEN facility]; measured reaction products and particle identification plot (PID), outgoing 33Mg particles by ZeroDegree spectrometer (ZDS), Eγ, Iγ, (33Mg)γ-coin, parallel momentum distributions using DALI2 array of NaI(Tl) scintillators. 33Mg; deduced levels, J, π, l-transfers, partial σ and compared with eikonal reaction theory, spectroscopic factors; calculated levels, J, π using large-scale shell model with IMSRG, SDPF-MU, SDPF-U-SI and SDPF-U-MIX interactions.
doi: 10.1103/PhysRevC.103.064318
2021CH17 Phys.Rev. C 103, L031302 (2021) J.Chen, S.M.Wang, H.T.Fortune, J.L.Lou, Y.L.Ye, Z.H.Li, N.Michel, J.G.Li, C.X.Yuan, Y.C.Ge, Q.T.Li, H.Hua, D.X.Jiang, X.F.Yang, D.Y.Pang, F.R.Xu, W.Zuo, J.C.Pei, J.Li, W.Jiang, Y.L.Sun, H.L.Zang, N.Aoi, H.J.Ong, E.Ideguchi, Y.Ayyad, K.Hatanaka, D.T.Tran, D.Bazin, J.Lee, Y.N.Zhang, J.Wu, H.N.Liu, C.Wen, T.Yamamoto, M.Tanaka, T.Suzuki Observation of the near-threshold intruder 0- resonance in 12Be NUCLEAR REACTIONS 2H(11Be, p)12Be, E=26.9 MeV/nucleon; measured E(p), I(p), σ(θ) using two parallel-plate avalanche counters (PPACs), and a set of annular double-sided silicon detectors (ADSSDs) at the RCNP, Osaka University. 12Be; deduced missing-mass spectra of 12Be unbound states, levels, J, π, a 0- resonance just above S(n), decay width. DWBA analysis. Comparison with Gamow coupled-channel and Gamow shell-model calculations.
doi: 10.1103/PhysRevC.103.L031302
2021CR01 Phys.Lett. B 816, 136210 (2021) F.C.L.Crespi, A.Bracco, E.G.Lanza, A.Tamii, N.Blasi, F.Camera, O.Wieland, N.Aoi, D.L.Balabanski, S.Bassauer, A.S.Brown, M.P.Carpenter, J.J.Carroll, M.Ciemala, A.Czeszumska, P.J.Davies, V.Derya, L.M.Donaldson, Y.D.Fang, H.Fujita, G.Gey, H.T.Ha, M.N.Harakeh, T.Hashimoto, N.Ichige, E.Ideguchi, A.Inoue, J.Isaak, C.Iwamoto, D.G.Jenkins, T.Klaus, N.Kobayashi, T.Koike, M.Krzysiek, M.K.Raju, M.Liu, A.Maj, L.Morris, P.von Neumann-Cosel, S.Noji, H.J.Ong, S.G.Pickstone, N.Pietralla, D.Savran, J.M.Schmitt, M.Spieker, G.Steinhilber, C.Sullivan, B.Wasilewska, M.Weinert, V.Werner, Y.Yamamoto, T.Yamamoto, R.G.T.Zegers, X.Zhou, S.Zhu, A.Zilges The structure of low-lying 1- states in 90, 94Zr from (α, α'γ) and (p, p'γ) reactions NUCLEAR REACTIONS 90,94Zr(p, p'γ), E=80 MeV; 90,94Zr(α, α'γ), E=130 MeV; measured reaction products, Eγ, Iγ; deduced ratio of the measured yields, dipole states σ, transition densities, low-lying dipole strength. The array CAGRA with HPGe detectors.
doi: 10.1016/j.physletb.2021.136210
2021GO09 Phys.Rev. C 103, 034327 (2021) S.Go, E.Ideguchi, R.Yokoyama, N.Aoi, F.Azaiez, K.Furutaka, Y.Hatsukawa, A.Kimura, K.Kisamori, M.Kobayashi, F.Kitatani, M.Koizumi, H.Harada, I.Matea, S.Michimasa, H.Miya, S.Nakamura, M.Niikura, H.Nishibata, N.Shimizu, S.Shimoura, T.Shizuma, M.Sugawara, D.Suzuki, M.Takaki, Y.Toh, Y.Utsuno, D.Verney, A.Yagi High-spin states in 35S NUCLEAR REACTIONS 26Mg(18O, n2α)35S, E=80 MeV; measured Eγ, Iγ, γγ-coin, (particle)γγ-coin, γγ(θ)(ADO) using GEMINI-II array with the BGO Compton suppressors at JAEA tandem accelerator facility, and ORGAM array with BGO anti-Compton suppressors at ALTO-Tandem facility. 35S; deduced high-spin levels, J, π, multipolarities; calculated levels, J, π, B(M1), B(E2) using large-scale shell-model calculations with SDPF-MSD4 interaction, and compared with experimental data.
doi: 10.1103/PhysRevC.103.034327
2021LI64 Phys.Rev. C 104, 064605 (2021) W.Liu, J.L.Lou, Y.L.Ye, Z.H.Li, Q.T.Li, H.Hua, X.F.Yang, J.Y.Xu, H.J.Ong, D.T.Tran, N.Aoi, E.Ideguchi, D.Y.Pang, C.X.Yuan, S.M.Wang, Y.Jiang, B.Yang, Y.Liu, J.G.Li, Z.Q.Chen, J.X.Han, S.W.Bai, G.Li, K.Ma, Z.W.Tan, H.Y.Zhu, B.L.Xia s- and d-wave intruder strengths in 13Bg.s. via the 1H(13B, d)12B reaction NUCLEAR REACTIONS 1H(13B, p), (13B, d)12B, E=23 MeV/nucleon, [13B secondary beam from 9Be(18O, X), E=58 MeV/nucleon]; measured reaction products, E(d), I(d), E(p), I(p), σ(θ), (particle)(particle)-coin using four sets of charged-particle telescopes of double-sided silicon strip (DSSD) detectors at RCNP-Osaka accelerator facility. 12,13B; analyzed optical potential parameters for low energy elastic scattering and single-neutron transfer reaction. 13B; deduced levels, J, π, L-transfers from σ(θ) distributions relative spectroscopic factors, s- and d-wave intruder strengths in the ground state; calculated p-, s-, and d-wave intensities from the shell model with the YSOX interaction and Gamow coupled-channel (GCC) approach. Comparison with systematics of p-, s-, and d-wave intensities in the ground state of 12Be, 13B and 14C.
doi: 10.1103/PhysRevC.104.064605
2021MO25 Phys.Rev. C 104, 054323 (2021) L.Morris, D.G.Jenkins, M.N.Harakeh, J.Isaak, N.Kobayashi, A.Tamii, S.Adachi, P.Adsley, N.Aoi, A.Bracco, A.Brown, M.P.Carpenter, J.J.Carroll, S.Courtin, F.C.L.Crespi, P.J.Davies, G.Fruet, Y.D.Fang, H.Fujita, G.Gey, T.H.Hoang, N.Ichige, E.Ideguchi, A.Inoue, C.Iwamoto, T.Koike, M.Kumar Raju, M.L.Liu, D.Montanari, P.von Neumann-Cosel, S.Noji, H.J.Ong, D.Savran, J.M.Schmitt, C.Sullivan, B.Wasilewska, M.Weinert, V.Werner, Y.Yamamoto, R.G.T.Zegers, X.H.Zhou, S.Zhu Search for in-band transitions in the candidate superdeformed band in 28Si NUCLEAR REACTIONS 28Si(α, α'), E=130 MeV beam from K140 AVF cyclotron at the RCNP-Osaka; measured Eα, Iα using the Grand Raiden spectrometer, Eγ, Iγ, γγ-coin using CAGRA array of 12 HPGe clover detectors and four LaBr3 detectors. 28Si; deduced levels, J, π, bands; analyzed 4+ member in search of a superdeformed (SD) band, branching ratios of γ rays from the 4+ member, and B(E2); based on comparison of experimental B(E2) values with predicted B(E2) values from antisymmetrized molecular dynamics (AMD) calculations for a set of identified states in 28Si, strongly rejected hypothesized superdeformed band in this nuclide.
doi: 10.1103/PhysRevC.104.054323
2021SU07 Phys.Lett. B 814, 136072 (2021) Y.L.Sun, T.Nakamura, Y.Kondo, Y.Satou, J.Lee, T.Matsumoto, K.Ogata, Y.Kikuchi, N.Aoi, Y.Ichikawa, K.Ieki, M.Ishihara, T.Kobayshi, T.Motobayashi, H.Otsu, H.Sakurai, T.Shimamura, S.Shimoura, T.Shinohara, T.Sugimoto, S.Takeuchi, Y.Togano, K.Yoneda Three-body breakup of 6He and its halo structure NUCLEAR REACTIONS C, Pb(6He, α)2NN, E=70 MeV/nucleon; measured reaction products, Eα, Iα, En, In. 6He; deduced σ(E), B(E1). Comparison with CDCC (continuum-discretized coupled-channels) method calculations.
doi: 10.1016/j.physletb.2021.136072
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
2021ZA06 Phys.Rev. C 104, 014607 (2021) J.C.Zamora, C.Sullivan, R.G.T.Zegers, N.Aoi, L.Batail, D.Bazin, M.Carpenter, J.J.Carroll, Y.D.Fang, H.Fujita, U.Garg, G.Gey, C.J.Guess, M.N.Harakeh, T.H.Hoang, E.Hudson, N.Ichige, E.Ideguchi, A.Inoue, J.Isaak, C.Iwamoto, C.Kacir, N.Kobayashi, T.Koike, M.Kumar Raju, S.Lipschutz, M.Liu, P.von Neumann-Cosel, S.Noji, H.J.Ong, S.Peru, J.Pereira, J.Schmitt, A.Tamii, R.Titus, V.Werner, Y.Yamamoto, X.Zhou, S.Zhu Investigation of the isoscalar response of 24Mg to 6Li scattering NUCLEAR REACTIONS 24Mg(6Li, 6Li'), E=100 MeV/nucleon; measured scattered 6Li particles, σ(θ) using Grand Raiden spectrometer and two position-sensitive multiwire drift chambers (MWDCs) and three plastic scintillators for particle identification and reconstructing their trajectories at RCNP-Osaka University; deduced differential σ(E, Q), angular momentum transfers by fitting with multipole-decomposition analysis (MDA) using DWBA calculations for angular-momentum transfers. 24Mg; deduced energies, widths, EWSR, isoscaler giant monopole resonance (ISGMR), isoscaler giant monopole resonance (ISGDR), isoscaler giant quadrupole resonance (ISGQR) strength functions from Lorentzian fits to data. Comparison with antisymmetrized molecular dynamics (AMD) calculations, and with previous experimental data.
doi: 10.1103/PhysRevC.104.014607
2020DO10 Phys.Lett. B 811, 135855 (2020) J.T.H.Dowie, T.Kibedi, D.G.Jenkins, A.E.Stuchbery, A.Akber, H.A.Alshammari, N.Aoi, A.Avaa, L.J.Bignell, M.V.Chisapi, B.J.Coombes, T.K.Eriksen, M.S.M.Gerathy, T.J.Gray, T.H.Hoang, E.Ideguchi, P.Jones, M.Kumar Raju, G.J.Lane, B.P.McCormick, L.J.McKie, A.J.Mitchell, N.J.Spinks, B.P.E.Tee Evidence for shape coexistence and superdeformation in 24Mg NUCLEAR REACTIONS 24Mg(p, p'), E=8 MeV; measured reaction products, Eγ, Iγ, Eβ, Iβ; deduced level energies, J, π, level lifetimes, E0 strength. Comparison with shell model calculations using NuShellX and the USDA interaction in the sd model space.
doi: 10.1016/j.physletb.2020.135855
2020ZA05 Phys.Rev. C 101, 064609 (2020) J.C.Zamora, C.Sullivan, R.G.T.Zegers, N.Aoi, L.Batail, D.Bazin, M.Carpenter, J.J.Carroll, I.Deloncle, Y.D.Fang, H.Fujita, U.Garg, G.Gey, C.J.Guess, M.N.Harakeh, T.H.Hoang, E.Hudson, N.Ichige, E.Ideguchi, A.Inoue, J.Isaak, C.Iwamoto, C.Kacir, N.Kobayashi, T.Koike, M.Kumar Raju, S.Lipschutz, M.Liu, P.von Neumann-Cosel, S.Noji, H.J.Ong, S.Peru, J.Pereira, J.Schmitt, A.Tamii, R.Titus, V.Werner, Y.Yamamoto, X.Zhou, S.Zhu Reexamination of isoscalar giant resonances in 12C and 93Nb through 6Li scattering NUCLEAR REACTIONS 12C, 93Nb(6Li, 6Li'), E=100 MeV/nucleon; measured 6Li spectra, double-differential σ, and angular distributions for the isoscalar giant monopole resonances (ISGMRs) using the high-resolution Grand Raiden magnetic spectrometer at the RCNP-Osaka facility; deduced contribution of different angular momentum transfers to differential σ, energies, widths and E0 strength distribution of GMRs, EWSR, influence on GMRs due to nuclear structure. Angular distribution data fitted using multipole-decomposition analysis (MDA) and DWBA methods. Comparison with antisymmetrized molecular dynamics (AMD) calculations, and with previous experimental data.
doi: 10.1103/PhysRevC.101.064609
2019CR02 Phys.Rev.Lett. 122, 052501 (2019) H.L.Crawford, P.Fallon, A.O.Macchiavelli, P.Doornenbal, N.Aoi, F.Browne, C.M.Campbell, S.Chen, R.M.Clark, M.L.Cortes, M.Cromaz, E.Ideguchi, M.D.Jones, R.Kanungo, M.MacCormick, S.Momiyama, I.Murray, M.Niikura, S.Paschalis, M.Petri, H.Sakurai, M.Salathe, P.Schrock, D.Steppenbeck, S.Takeuchi, Y.K.Tanaka, R.Taniuchi, H.Wang, K.Wimmer First Spectroscopy of the Near Drip-line Nucleus 40Mg NUCLEAR REACTIONS C(41Ar, X)40Mg, (40Ar, X)38Mg/36Mg, E<345 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π. Comparison with shell-model calculations.
doi: 10.1103/PhysRevLett.122.052501
2019KO28 Eur.Phys.J. A 55, 231 (2019) N.Kobayashi, K.Miki, T.Hashimoto, C.Iwamoto, A.Tamii, N.Aoi, M.P.Carpenter, K.Hatanaka, J.Isaak, E.Ideguchi, S.Morinobu, S.Nakamura, S.Noji Excitation and γ-decay coincidence measurements at the GRAF beamline for studies of pygmy and giant dipole resonances
doi: 10.1140/epja/i2019-12854-7
2019MU03 Phys.Rev. C 99, 011302 (2019) I.Murray, M.MacCormick, D.Bazin, P.Doornenbal, N.Aoi, H.Baba, H.Crawford, P.Fallon, K.Li, J.Lee, M.Matsushita, T.Motobayashi, T.Otsuka, H.Sakurai, H.Scheit, D.Steppenbeck, S.Takeuchi, J.A.Tostevin, N.Tsunoda, Y.Utsuno, H.Wang, K.Yoneda Spectroscopy of strongly deformed 32Ne by proton knockout reactions NUCLEAR REACTIONS 9Be(33Na, 32Ne), (34Mg, 32Ne), E=235, 221 MeV/nucleon; measured reaction products, Eγ, Iγ, γγ-coin, time of flight and energy loss, σ for one- and two-proton knockout reactions populating levels in 32Ne using the ZeroDegree spectrometer for particle identification and the DALI2 array for γ detection at the RIKEN-RIBF facility. 32Ne; deduced first 2+ and 4+ levels, configuration, E(first 4+)/E(first 2+) ratio. Systematics of energies of the first 2+ and 4+ levels in 26,28,30,32,34,36Ne, 28,30,32,34,36,38Mg, 30,32,34,36,38,40Si. Systematics of cross sections of two-proton knockout reactions for residues of 26,28,30,32Ne. Comparison of experimental inclusive and exclusive reaction cross sections with shell-model and eikonal reaction dynamical calculations.
doi: 10.1103/PhysRevC.99.011302
2019RE08 Phys.Rev. C 100, 024615 (2019) M.S.Reen, I.Ou, T.Sudo, D.Fukuda, T.Mori, A.Ali, Y.Koshio, M.Sakuda, A.Tamii, N.Aoi, M.Yosoi, E.Ideguchi, T.Suzuki, T.Yamamoto, C.Iwamoto, T.Kawabata, S.Adachi, M.Tsumura, M.Murata, T.Furuno, H.Akimune, T.Yano, T.Suzuki, R.Dhir Measurement of γ rays from giant resonances excited by the 12C(p, p') reaction at 392 MeV and 0 degrees NUCLEAR REACTIONS 12C(p, p')12C, E=392 MeV; measured Eγ, Iγ, Ep, Ip, pγ-coin, σ(θ) from 0-3.5° using magnetic spectrometer Grand Raiden and NaI(Tl) detectors at the Research Center for Nuclear Physics (RCNP), Osaka University, Japan; deduced differential cross section, γ-ray emission probability; cross section decomposed into spin-flip and non-spin-flip components. Angular distributions compared with DWBA calculations. 12C; deduced levels, resonances in the 16-32 MeV range, J, π, widths, σ, γ-ray spectra from giant resonances in 12C. 11B, 11C; deduced levels, J, π, γ-ray energies and emission probabilities in daughter nuclei 11B and 11C populated from the decay of 12C resonances. Comparison of the measured γ-ray emission probabilities with statistical model calculation based on the Hauser-Feshbach formalism.
doi: 10.1103/PhysRevC.100.024615
2018CH31 Phys.Lett. B 781, 412 (2018) J.Chen, J.L.Lou, Y.L.Ye, Z.H.Li, D.Y.Pang, C.X.Yuan, Y.C.Ge, Q.T.Li, H.Hua, D.X.Jiang, X.F.Yang, F.R.Xu, J.C.Pei, J.Li, W.Jiang, Y.L.Sun, H.L.Zang, Y.Zhang, N.Aoi, E.Ideguchi, H.J.Ong, J.Lee, J.Wu, H.N.Liu, C.Wen, Y.Ayyad, K.Hatanaka, D.T.Tran, T.Yamamoto, M.Tanaka, T.Suzuki A new measurement of the intruder configuration in 12Be NUCLEAR REACTIONS 11Be(d, p), E=26.9 MeV/nucleon; measured reaction products, Ep, Ip; deduced σ(θ), low-lying isomeric 0+ states, J, π, spectroscopic factors. Comparison with available data.
doi: 10.1016/j.physletb.2018.04.016
2018CH38 Phys.Rev. C 98, 014616 (2018) J.Chen, J.L.Lou, Y.L.Ye, Z.H.Li, D.Y.Pang, C.X.Yuan, Y.C.Ge, Q.T.Li, H.Hua, D.X.Jiang, X.F.Yang, F.R.Xu, J.C.Pei, J.Li, W.Jiang, Y.L.Sun, H.L.Zang, Y.Zhang, G.Li, N.Aoi, E.Ideguchi, H.J.Ong, J.Lee, J.Wu, H.N.Liu, C.Wen, Y.Ayyad, K.Hatanaka, D.T.Tran, T.Yamamoto, M.Tanaka, T.Suzuki Low-lying states in 12Be using one-neutron transfer reaction NUCLEAR REACTIONS 1,2H(11Be, 11Be), (11Be, p), E=26.9 MeV/nucleon; measured recoils, Ep, Ip, p(θ), Eγ and Iγ from decay of recoils, (recoil)p-coin, differential σ(θ) for low-lying 0+, 2+ and 1- states in 12Be, half-life of excited 0+ isomer by decay-tagging method using (CH2)n and (CD2)n targets, annular silicon detectors (ADSSD) for protons, detector telescopes for charged particle detection, and scintillation detectors for γ detection, and isomer-tagging method at RCNP-Osaka. DWBA analysis of σ(θ) data. 12Be; deduced levels, J, π, spectroscopic factors, single-particle components in the g.s. and excited 0+ state. Comparison with shell-model calculations, and with previous experimental results. 11,12Be; calculated B(E2), B(E1), S(n) and S(2n) from shell-model, and compared with experimental data in literature.
doi: 10.1103/PhysRevC.98.014616
2018CO07 Phys.Rev. C 97, 044321 (2018) A.Corsi, A.Obertelli, P.Doornenbal, F.Nowacki, H.Sagawa, Y.Tanimura, N.Aoi, H.Baba, P.Bednarczyk, S.Boissinot, M.Ciemala, A.Gillibert, T.Isobe, A.Jungclaus, V.Lapoux, J.Lee, K.Matsui, M.Matsushita, T.Motobayashi, D.Nishimura, S.Ota, E.Pollacco, H.Sakurai, C.Santamaria, Y.Shiga, D.Sohler, D.Steppenbeck, S.Takeuchi, R.Taniuchi, H.Wang Spectroscopy of nuclei around 100Sn populated via two-neutron knockout reactions NUCLEAR REACTIONS 1H, C(104Sn, 2n), E=150 MeV/nucleon; 1H, C(102Cd, 2n), E=144 MeV/nucleon, [secondary 104Sn and 102Cd beams from 9Be(124Xe, X), E=345 MeV/nucleon primary reaction, followed by separation of fragments using BigRIPS separator]; 1H, C(112Sn, 2n), E=170 MeV/nucleon; measured Eγ, Iγ, particles, (particle)γ-coin, two-neutron knockout σ using carbon and CH2 targets, DALI2 array for γ detection and ZeroDegree spectrometer for particles at RIBF-RIKEN facility. 100Cd, 102,110Sn; deduced first and second 2+ levels in 102Sn, first 2+ and 4+ levels in 100Cd, and first three excited states in 110Sn. Comparison with shell-model calculations, and with previous measurements. Systematics of energies of first and second 2+ states in 102Sn to 120Sn isotopes.
doi: 10.1103/PhysRevC.97.044321
2018JI04 Chin.Phys.Lett. 35, 082501 (2018) Y.Jiang, J.-L.Lou, Y.-L.Ye, D.-Y.Pang, J.Chen, Z.-H.Li, Y.-C.Ge, Q.-T.Li, J.Li, W.Jiang, Y.-Le.Sun, H.-L.Zang, Y.Zhang, W.Liu, Y.-D.Chen, G.Li, N.Aoi, E.Ideguchi, H.J.Ong, J.Lee, J.Wu, H.-N.Liu, C.Wen, Y.Ayyad, K.Hatanaka, D.T.Tran, T.Yamamoto, M.Tanaka, T.Suzuki, T.T.Nguyen A New Measurement of 11Be(p, d) Transfer Reaction NUCLEAR REACTIONS 1H(11Be, d), E=26.9 MeV/nucleon; measured reaction products. 10Be; deduced Q-value spectrum, σ(θ), spectroscopic factors to 0+ and 2+. Comparison with theoretical calculations.
doi: 10.1088/0256-307X/35/8/082501
2018NO05 Phys.Rev.Lett. 120, 172501 (2018) S.Noji, H.Sakai, N.Aoi, H.Baba, G.P.A.Berg, P.Doornenbal, M.Dozono, N.Fukuda, N.Inabe, D.Kameda, T.Kawabata, S.Kawase, Y.Kikuchi, K.Kisamori, T.Kubo, Y.Maeda, H.Matsubara, S.Michimasa, K.Miki, H.Miya, H.Miyasako, S.Sakaguchi, Y.Sasamoto, S.Shimoura, M.Takaki, H.Takeda, S.Takeuchi, H.Tokieda, T.Ohnishi, S.Ota, T.Uesaka, H.Wang, K.Yako, Y.Yanagisawa, N.Yokota, K.Yoshida, R.G.T.Zegers Excitation of the Isovector Spin Monopole Resonance via the Exothermic 90Zr(12N, 12C) Reaction at 175 MeV/υ NUCLEAR REACTIONS 90Zr(12N, 12C), E=175 MeV/nucleon; measured reaction products, Eγ, Iγ. 90Zr; deduced σ(θ, E), Gamow-Teller and isobaric analog transitions, isovector spin giant monopole resonance (IVSMR).
doi: 10.1103/PhysRevLett.120.172501
2018SU14 Phys.Rev. C 98, 015804 (2018) C.Sullivan, R.G.T.Zegers, S.Noji, SamM.Austin, J.Schmitt, N.Aoi, D.Bazin, M.Carpenter, J.J.Carroll, H.Fujita, U.Garg, G.Gey, C.J.Guess, T.H.Hoang, M.N.Harakeh, E.Hudson, N.Ichige, E.Ideguchi, A.Inoue, J.Isaak, C.Iwamoto, C.Kacir, T.Koike, N.Kobayashi, S.Lipschutz, M.Liu, P.von Neumann-Cosel, H.J.Ong, J.Pereira, M.Kumar Raju, A.Tamii, R.Titus, V.Werner, Y.Yamamoto, Y.D.Fang, J.C.Zamora, S.Zhu, X.Zhou The (6Li, 6Li* [3.56 MeV]) reaction at 100 MeV/u as a probe of Gamow-Teller transition strengths in the inelastic scattering channel NUCLEAR REACTIONS 12C(6Li, 6Li'), E=100 MeV/nucleon; measured Eγ, Iγ, 6Li scattered particles, (6Li)γ-coin, double differential σ(θ, Eex) using CAGRA detector array for γ detection, and Grand Raiden magnetic spectrometer for analysis of charged particles at RCNP-Osaka; deduced Doppler-corrected (6Li)γ-coin spectrum, Gamow-Teller strengths, and isovector spin-transfer response in inelastic reaction channel by tagging the reaction with the 3.56-MeV γ-ray from the excited state of 6Li. 24Mg, 93Nb(6Li, 6Li'), E=100 MeV/nucleon; reactions used for calibration, also it was not possible to isolate the isovector spin transfer excitations in the inelastic channel.
doi: 10.1103/PhysRevC.98.015804
2018TE06 Phys.Rev.Lett. 121, 242501 (2018) S.Terashima, L.Yu, H.J.Ong, I.Tanihata, S.Adachi, N.Aoi, P.Y.Chan, H.Fujioka, M.Fukuda, H.Geissel, G.Gey, J.Golak, E.Haettner, C.Iwamoto, T.Kawabata, H.Kamada, X.Y.Le, H.Sakaguchi, A.Sakaue, C.Scheidenberger, R.Skibinski, B.H.Sun, A.Tamii, T.L.Tang, D.T.Tran, K.Topolnicki, T.F.Wang, Y.N.Watanabe, H.Weick, H.Witala, G.X.Zhang, L.H.Zhu Dominance of Tensor Correlations in High-Momentum Nucleon Pairs Studied by (p, pd) Reaction NUCLEAR REACTIONS 16O(p, pd), E=392 MeV; measured reaction products; deduced σ, σ(θ, E), isospin character of p-n pairs at large relative momentum. Comparison with the DWIA calculations.
doi: 10.1103/PhysRevLett.121.242501
2018VA08 Phys.Lett. B 782, 99 (2018) Zs.Vajta, D.Sohler, Y.Shiga, K.Yoneda, K.Sieja, D.Steppenbeck, Zs.Dombradi, N.Aoi, P.Doornenbal, J.Lee, H.Liu, M.Matsushita, S.Takeuchi, H.Wang, H.Baba, P.Bednarczyk, Zs.Fulop, S.Go, T.Hashimoto, E.Ideguchi, K.Ieki, K.Kobayashi, Y.Kondo, R.Minakata, T.Motobayashi, D.Nishimura, H.Otsu, H.Sakurai, Y.Sun, A.Tamaii, R.Tanaka, Z.Tian, T.Yamamoto, X.Yang, Z.Yang, Y.Ye, R.Yokoyama, J.Zenihiro Proton single particle energies next to 78Ni: Spectroscopy of 77Cu via single proton knock-out reaction NUCLEAR REACTIONS 9Be(78Zn, p)77Cu, E=240 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, level scheme. Comparison with shell model calculations.
doi: 10.1016/j.physletb.2018.05.023
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
2017AY03 Phys.Rev. C 96, 021303 (2017) Y.Ayyad, J.Lee, A.Tamii, J.A.Lay, A.O.Macchiavelli, N.Aoi, B.A.Brown, H.Fujita, Y.Fujita, E.Ganioglu, K.Hatanaka, T.Hashimoto, T.Ito, T.Kawabata, Z.Li, H.Liu, H.Matsubara, K.Miki, H.J.Ong, G.Potel, I.Sugai, G.Susoy, A.Vitturi, H.D.Watanabe, N.Yokota, J.Zenihiro Investigating neutron-proton pairing in sd-shell nuclei via (p, 3He) and (3He, p) transfer reactions NUCLEAR REACTIONS 24Mg, 32S(3He, p), E=25 MeV; 28Si, 40Ca, 24Mg(p, 3He), E=65 MeV; measured proton and 3He spectra, angular distributions, cross sections using Grand Raiden spectrometer at RCNP-Osaka. 26Al, 38K, 22Na, 34Cl; deduced levels, J, π, experimental ratios between the transfer cross sections to the 0+ and the 1+ states in the final nuclei; analyzed np pairing phenomena. DWBA calculations taking into account shell model calculations with the USDB interaction.
doi: 10.1103/PhysRevC.96.021303
2017DO05 Phys.Rev. C 95, 041301 (2017) P.Doornenbal, H.Scheit, S.Takeuchi, Y.Utsuno, N.Aoi, K.Li, M.Matsushita, D.Steppenbeck, H.Wang, H.Baba, E.Ideguchi, N.Kobayashi, Y.Kondo, J.Lee, S.Michimasa, T.Motobayashi, T.Otsuka, H.Sakurai, M.Takechi, Y.Togano, K.Yoneda Low-Z shore of the "island of inversion" and the reduced neutron magicity toward 28O NUCLEAR REACTIONS 1H, C(30Na, 29F), (30Na, 27F), E=228 MeV/nucleon, [secondary 30Na beam from 9Be(48Ca, X), E=345 MeV/nucleon primary reaction at RIBF-RIKEN facility]; measured reaction residues 27,29F using BigRIPS and ZeroDegree spectrometers, Eγ, Iγ, (27F)γ- and (29F)γ-coin using DALI2 array for γ detection. One-proton and one-proton-two-neutron removal reactions on carbon and polyethylene targets. 27,29F; deduced levels, J, π, binding energy. Comparison with calculations using the SDPF-M interaction, and correlation of 29F and 28O level spectra.
doi: 10.1103/PhysRevC.95.041301
2017LI07 Phys.Lett. B 767, 58 (2017) H.N.Liu, J.Lee, P.Doornenbal, H.Scheit, S.Takeuchi, N.Aoi, K.A.Li, M.Matsushita, D.Steppenbeck, H.Wang, H.Baba, E.Ideguchi, N.Kobayashi, Y.Kondo, G.Lee, S.Michimasa, T.Motobayashi, A.Poves, H.Sakurai, M.Takechi, Y.Togano, J.A.Tostevin, Y.Utsuno Intruder configurations in the ground state of 30Ne NUCLEAR REACTIONS 12C(30Ne, 29Ne'), E=228 MeV/nucleon; measured reaction products, Eγ, Iγ. 29,30Ne; deduced σ and and spectroscopic factors, J, π. Comparison with SDPF-U-MIX shell model calculations.
doi: 10.1016/j.physletb.2017.01.052
2017MA39 Phys.Rev. C 96, 014318 (2017) D.A.Matters, F.G.Kondev, N.Aoi, Y.Ayyad, A.P.Byrne, M.P.Carpenter, J.J.Carroll, C.J.Chiara, P.M.Davidson, G.D.Dracoulis, Y.D.Fang, C.R.Hoffman, R.O.Hughes, E.Ideguchi, R.V.F.Janssens, S.Kanaya, B.P.Kay, T.Kibedi, G.J.Lane, T.Lauritsen, J.W.McClory, P.Nieminen, S.Noji, A.Odahara, H.J.Ong, A.E.Stuchbery, D.T.Tran, H.Watanabe, A.N.Wilson, Y.Yamamoto, S.Zhu In-beam γ-ray spectroscopy studies of medium-spin states in the odd-odd nucleus 186Re NUCLEAR REACTIONS 186W(d, 2n)186Re, E=12.5, 14.5 MeV; measured Eγ, Iγ, γγ-coin using Clover Array Gamma-Ray spectrometer for Advanced research (CAGRA) at RCNP, Osaka University, and CAESAR spectrometer at the 14UD Pelletron accelerator of the Australian National University. 186Re; deduced high-spin levels, J, π, K-shell conversion coefficients, multipolarities, bands, configurations, branching ratios and gK-gR values. Comparison with multi-quasiparticle blocking calculations.
doi: 10.1103/PhysRevC.96.014318
2017MA67 Phys.Rev.Lett. 119, 182503 (2017) D.Martin, P.von Neumann-Cosel, A.Tamii, N.Aoi, S.Bassauer, C.A.Bertulani, J.Carter, L.Donaldson, H.Fujita, Y.Fujita, T.Hashimoto, K.Hatanaka, T.Ito, A.Krugmann, B.Liu, Y.Maeda, K.Miki, R.Neveling, N.Pietralla, I.Poltoratska, V.Yu.Ponomarev, A.Richter, T.Shima, T.Yamamoto, M.Zweidinger Test of the Brink-Axel Hypothesis for the Pygmy Dipole Resonance NUCLEAR REACTIONS 96Mo(polarized p, p'), E=295 MeV; measured reaction products, Ep, Ip; deduced σ(θ), σ(θ, E), gamma strength functions.
doi: 10.1103/PhysRevLett.119.182503
2017MO26 Phys.Rev. C 96, 034328 (2017) S.Momiyama, P.Doornenbal, H.Scheit, S.Takeuchi, M.Niikura, N.Aoi, K.Li, M.Matsushita, D.Steppenbeck, H.Wang, H.Baba, E.Ideguchi, M.Kimura, N.Kobayashi, Y.Kondo, J.Lee, S.Michimasa, T.Motobayashi, N.Shimizu, M.Takechi, Y.Togano, Y.Utsuno, K.Yoneda, H.Sakurai In-beam γ-ray spectroscopy of 35Mg via knockout reactions at intermediate energies NUCLEAR REACTIONS C(36Mg, 35Mg), E=235 MeV; C(37Al, 35Mg), E=246 MeV, [secondary 36Mg and 37Al beams from 9Be(48Ca, X), E=345 MeV/nucleon primary reaction, followed by separation using BigRIPS separator and Zero Degree spectrometer at RIBF-RIKEN facility]; measured reaction products, Eγ, Iγ, (35Mg)γ-coin, inclusive and γ-ray cross sections, parallel momentum distributions using DALI2 array of 186 large-volume NaI(Tl) crystals. 35Mg; deduced levels, J, π. Comparison with shell-model calculations using SDPF-M interaction, and with antisymmetrized molecular dynamics (AMD) model calculations using Gogny D1S force. C(36Mg, 34Mg), (36Mg, 33Mg), E=235 MeV; measured inclusive σ. NUCLEAR STRUCTURE 35Mg; calculated levels, J, π, single-particle knockout cross sections, spectroscopic factors using shell-model with SDPF-M interaction, and antisymmetrized molecular dynamics (AMD) model with Gogny D1S force. Comparison with experimental data.
doi: 10.1103/PhysRevC.96.034328
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
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
2017TA30 Phys.Lett. B 774, 268 (2017) J.Tanaka, R.Kanungo, M.Alcorta, N.Aoi, H.Bidaman, C.Burbadge, G.Christian, S.Cruz, B.Davids, A.Diaz Varela, J.Even, G.Hackman, M.N.Harakeh, J.Henderson, S.Ishimoto, S.Kaur, M.Keefe, R.Krucken, K.G.Leach, J.Lighthall, E.Padilla-Rodal, J.S.Randhawa, P.Ruotsalainen, A.Sanetullaev, J.K.Smith, O.Workman, I.Tanihata Halo-induced large enhancement of soft dipole excitation of 11Li observed via proton inelastic scattering NUCLEAR REACTIONS 1H(11Li, p'), E=66 MeV; measured reaction products, Ep, Ip. 11Li; deduced σ(θ), B(E1). DWBA calculations.
doi: 10.1016/j.physletb.2017.09.079
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
2016CH12 Phys.Rev. C 93, 034623 (2016) J.Chen, J.L.Lou, Y.L.Ye, Z.H.Li, Y.C.Ge, Q.T.Li, J.Li, W.Jiang, Y.L.Sun, H.L.Zang, N.Aoi, E.Ideguchi, H.J.Ong, Y.Ayyad, K.Hatanaka, D.T.Tran, T.Yamamoto, M.Tanaka, T.Suzuki, N.T.Tho, J.Rangel, A.M.Moro, D.Y.Pang, J.Lee, J.Wu, H.N.Liu, C.Wen Elastic scattering and breakup of 11Be on protons at 26.9A MeV NUCLEAR REACTIONS 1H(11B, 11B), (11B, X), E=26.9 MeV/nucleon, [11B beam from 9Be(13C, X), E=60 MeV/nucleon]; measured 10,11Be, recoiled protons and deuterons, (10,11Be)p-coin, σ(θ) for elastic and breakup reactions using charged particle telescopes and annular silicon detectors at RCNP-Osaka accelerator facility. 11Be; deduced excitation energy spectrum for the ground state and the excited states. Analysis using Chapel Hill 89 (CH89) and Koning-Delaroche (KD) global optical model potentials (OMPs) for elastic scattering, and extended continuum-discretized coupled-channels (XCDCC) formalism for elastic scattering and breakup data.
doi: 10.1103/PhysRevC.93.034623
2016CH51 Phys.Rev. C 94, 064620 (2016) J.Chen, J.L.Lou, Y.L.Ye, J.Rangel, A.M.Moro, D.Y.Pang, Z.H.Li, Y.C.Ge, Q.T.Li, J.Li, W.Jiang, Y.L.Sun, H.L.Zang, Y.Zhang, N.Aoi, E.Ideguchi, H.J.Ong, J.Lee, J.Wu, H.N.Liu, C.Wen, Y.Ayyad, K.Hatanaka, T.D.Tran, T.Yamamoto, M.Tanaka, T.Suzuki, T.T.Nguyen Elastic scattering and breakup of 11Be on deuterons at 26.9A MeV NUCLEAR REACTIONS 2H(11Be, 11Be), (11Be, X), E=26.9 MeV/nucleon, [secondary 11Be beam from 9Be(13C, X), E=60 MeV/nucleon using EN-course beam line at RCNP-Osaka]; measured projectile-like isotopes and recoil light particles, (deuterons)(11Be)- and (deuterons)(10Be)-coin, angular distributions and angular correlations, elastic σ(θ) and breakup σ(θ) using TELE0 and TELE1 telescopes of double-sided silicon strip detector; deduced excitation energy spectrum for the ground state and unbound excited states of 11Be. Comparison of experimental cross sections with optical model calculations, and with continuum-discretized coupled-channels (XCDCC) formalism.
doi: 10.1103/PhysRevC.94.064620
2016DO03 Phys.Rev. C 93, 044306 (2016) P.Doornenbal, H.Scheit, S.Takeuchi, N.Aoi, K.Li, M.Matsushita, D.Steppenbeck, H.Wang, H.Baba, E.Ideguchi, N.Kobayashi, Y.Kondo, J.Lee, S.Michimasa, T.Motobayashi, A.Poves, H.Sakurai, M.Takechi, Y.Togano, K.Yoneda Mapping the deformation in the "island of inversion": Inelastic scattering of 30Ne and 36Mg at intermediate energies NUCLEAR REACTIONS Pb(30Ne, 30Ne'), E=232 MeV/nucleon; C(30Ne, 30Ne'), E=228 MeV/nucleon; Pb(36Mg, 36Mg'), E=223 MeV/nucleon; C(36Mg, 36Mg'), E=218 MeV/nucleon, [secondary 30Ne and 36Mg beams from 9Be(48Ca, X), E=345 MeV/nucleon primary reaction using BigRIPS fragment separator at RIKEN facility]; measured particle spectra by Bρ-ΔE-TOF method using BigRIPS separator and ZeroDegree spectrometer, Eγ, Iγ, (particle)γ-coin using DALI2 array for γ detection, cross sections for the first 2+ states. 30Ne, 36Mg; deduced first 2+ levels, deformation lengths and B(E2) for the first 2+ states. Coulomb and nuclear excitations. Discussed neutron excitations across the N=20 shell for 30Ne. Comparisons with state-of-the-art shell-model calculations. Systematics of energies of first 2+ and 4+ states, and B(E2) values for the first 2+ states in N=20 isotones, and 26,28,30,32,34Ne, 28,30,32,34,36,38,40Mg, together with comparison of experimental and theoretical values from shell-model calculations.
doi: 10.1103/PhysRevC.93.044306
2016EN04 Phys.Rev. C 93, 064312 (2016) J.P.Entwisle, B.P.Kay, A.Tamii, S.Adachi, N.Aoi, J.A.Clark, S.J.Freeman, H.Fujita, Y.Fujita, T.Furuno, T.Hashimoto, C.R.Hoffman, E.Ideguchi, T.Ito, C.Iwamoto, T.Kawabata, B.Liu, M.Miura, H.J.Ong, J.P.Schiffer, D.K.Sharp, G.Susoy, T.Suzuki, S.V.Szwec, M.Takaki, M.Tsumura, T.Yamamoto Change of nuclear configurations in the neutrinoless double-β decay of 130Te → 130Xe and 136Xe → 136Ba NUCLEAR REACTIONS 128,130Te, 130,132,134,136Xe, 136,138Ba(d, 3He), E=101 MeV; measured Ed, Id, σ(θ) using Grand Raiden (GR) spectrometer at RCNP-Osaka cyclotron facility. 127,129Sb, 129,131,133,135I, 135,137Cs; deduced levels, L-transfers, spectroscopic factors. DWBA and optical model analysis. 128,130Te, 130,132,134,136Xe, 136,138Ba; deduced ground state proton occupancies. Comparison with shell-model and interacting boson-model calculations. RADIOACTIVITY 130Te, 136Xe(2β-); deduced change in the configuration of valence protons between the initial and final states in the 0νββ decay mode from measurements of the cross sections in (d, 3He) reaction, nuclear matrix elements.
doi: 10.1103/PhysRevC.93.064312
2016FA10 Phys.Rev. C 94, 044621 (2016) D.Q.Fang, Y.G.Ma, X.Y.Sun, P.Zhou, Y.Togano, N.Aoi, H.Baba, X.Z.Cai, X.G.Cao, J.G.Chen, Y.Fu, W.Guo, Y.Hara, T.Honda, Z.G.Hu, K.Ieki, Y.Ishibashi, Y.Ito, N.Iwasa, S.Kanno, T.Kawabata, H.Kimura, Y.Kondo, K.Kurita, M.Kurokawa, T.Moriguchi, H.Murakami, H.Ooishi, K.Okada, S.Ota, A.Ozawa, H.Sakurai, S.Shimoura, R.Shioda, E.Takeshita, S.Takeuchi, W.D.Tian, H.W.Wang, J.S.Wang, M.Wang, K.Yamada, Y.Yamada, Y.Yasuda, K.Yoneda, G.Q.Zhang, T.Motobayashi Proton-proton correlations in distinguishing the two-proton emission mechanism of 23Al and 22Mg NUCLEAR REACTIONS 12C(23Al, 2pX), (23Al, 2p21Na), (23Al, 2p20Ne), E=57.4 MeV/nucleon; 12C(22Mg, 2pX), (22Mg, 2p20Ne), E=53.5 MeV/nucleon, [secondary 22Mg and 23Al beams from 12C(28Si, X), E=135 MeV/nucleon primary reaction]; measured fragments and protons using ΔE-E detectors at RIBF-RIKEN facility; deduced proton-proton momentum correlation function for decays into p+p+X, p+p+20Na, and p+p+21Na channels, effective source sizes from calculations using the CRAB code with a Gaussian source, mechanism of two-proton emission.
doi: 10.1103/PhysRevC.94.044621
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
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
2016LE21 Prog.Theor.Exp.Phys. 2016, 083D01 (2016) J.Lee, H.Liu, P.Doornenbal, M.Kimura, K.Minomo, K.Ogata, Y.Utsuno, N.Aoi, K.Li, M.Matsushita, H.Scheit, D.Steppenbeck, S.Takeuchi, H.Wang, H.Baba, E.Ideguchi, N.Kobayashi, Y.Kondo, S.Michimasa, T.Motobayashi, H.Sakurai, M.Takechi, Y.Togano Asymmetry dependence of reduction factors from single-nucleon knockout of 30Ne at ∼ 230 MeV/nucleon NUCLEAR STRUCTURE 29F, 29,30Ne; calculated structure, energy, spectroscopic factor for proton states in 29F and neutron ones in 29Ne using shell model in sd-pf model space and using AMD (Antisymmetrized Molelcular Dynamics). NUCLEAR REACTIONS 12C(30Ne, 29F), (30Ne, 29Ne), E≈230 MeV/nucleon; measured 29F, 30Ne residues using ZeroDegree Spectrometer, Eγ, Iγ using detector array DALI2 of 186 NaI(Tl) scintillators; calculated inclusive deeply-bound one-nucleon knock-out σ using eikonal theory with wave functions, densities, spectroscopic factors from shell model and from AMD; deduced σ dependence on separation energy asymmetry and on nuclear radius parameter. Compared with data.
doi: 10.1093/ptep/ptw096
2016PA01 Phys.Lett. B 753, 182 (2016) Z.Patel, Zs.Podolyak, P.M.Walker, P.H.Regan, P.-A.Soderstrom, H.Watanabe, E.Ideguchi, G.S.Simpson, S.Nishimura, 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, H.L.Liu, 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, F.R.Xu, A.Yagi, R.Yokoyama Decay spectroscopy of 160Sm: The lightest four-quasiparticle K isomer RADIOACTIVITY 160Sm(IT) [from 9Be(238U, X), E=345 MeV/nucleon]; measured decay products, Eγ, Iγ, γ-γ-coinc.; deduced energy levels, J, π, isomeric states T1/2. Comparison with available data.
doi: 10.1016/j.physletb.2015.12.026
2016SH07 Phys.Rev. C 93, 024320 (2016) Y.Shiga, K.Yoneda, D.Steppenbeck, N.Aoi, P.Doornenbal, J.Lee, H.Liu, M.Matsushita, S.Takeuchi, H.Wang, H.Baba, P.Bednarczyk, Zs.Dombradi, Zs.Fulop, S.Go, T.Hashimoto, M.Honma, E.Ideguchi, K.Ieki, K.Kobayashi, Y.Kondo, R.Minakata, T.Motobayashi, D.Nishimura, T.Otsuka, H.Otsu, H.Sakurai, N.Shimizu, D.Sohler, Y.Sun, A.Tamii, R.Tanaka, Z.Tian, Y.Tsunoda, Zs.Vajta, T.Yamamoto, X.Yang, Z.Yang, Y.Ye, R.Yokoyama, J.Zenihiro Investigating nuclear shell structure in the vicinity of 78Ni: Low-lying excited states in the neutron-rich isotopes 80, 82Zn NUCLEAR REACTIONS 9Be(80Zn, 80Zn'), (81Ga, 80Zn), (80Ga, 78Zn), (83Ge, 82Ge), (83As, 82Ge), E=250 MeV/nucleon, [secondary 80Zn, 80,81Ga, 82,83Ge, 83As and other beams from 9Be(238U, X), E=345 MeV/nucleon primary reaction]; measured yields of reaction products, Eγ, Iγ, Doppler corrected γ rays, γγ-coin, level half-lives by line-shape analysis using BigRIPS separator, ZeroDegree spectrometer for particle identification and detection, and DALI2 array of NaI(Tl) detectors for γ rays at RIBF-RIKEN facility. 76,78,80,82Zn, 82Ge; deduced levels, J, π, B(E2), configurations. Comparison with previous experimental results, and with calculations using Monte Carlo shell-model (MCSM) and shell-model with JUN45 interaction. Systematics of energies of first 2+ and 4+ states and E(4+/2+) ratios in 74,76,78,80,82Zn, 82Ge, 84Se, 86Kr.
doi: 10.1103/PhysRevC.93.024320
2016SU11 Phys.Rev. C 93, 044607 (2016) Y.L.Sun, J.Lee, Y.L.Ye, A.Obertelli, Z.H.Li, N.Aoi, H.J.Ong, Y.Ayyad, C.A.Bertulani, J.Chen, A.Corsi, F.Cappuzzello, M.Cavallaro, T.Furono, Y.C.Ge, T.Hashimoto, E.Ideguchi, T.Kawabata, J.L.Lou, Q.T.Li, G.Lorusso, F.Lu, H.N.Liu, S.Nishimura, H.Suzuki, J.Tanaka, M.Tanaka, D.T.Tran, M.B.Tsang, J.Wu, Z.Y.Xu, T.Yamamoto Experimental study of the knockout reaction mechanism using 14O at 60 MeV/nucleon NUCLEAR REACTIONS 12C(14O, 13O), (14O, 11O), E=60 MeV/nucleon, [secondary 14O beam from 9Be(16O, X), E=80 MeV/nucleon primary reaction]; measured particle spectra using a hodoscope of scintillation detectors at RCNP-Osaka, two-body and three-body events from decay of excited states of 13O to p+12N and p+p+11C, the latter from sequential decay via the excited states of 12N, p(11C)- and 2p(11C)-coin; deduced one-neutron removal σ and 2pn-removal reactions, and compared with theoretical calculations by intra-nuclear cascade (INC) and eikonal models for knockout reactions. 12C(14O, X)10C/11C/12C/13C/12N/13N/14N, E=60 MeV/nucleon; measured yields.
doi: 10.1103/PhysRevC.93.044607
2016TR10 Phys.Rev. C 94, 064604 (2016) D.T.Tran, H.J.Ong, T.T.Nguyen, I.Tanihata, N.Aoi, Y.Ayyad, P.Y.Chan, M.Fukuda, T.Hashimoto, T.H.Hoang, E.Ideguchi, A.Inoue, T.Kawabata, L.H.Khiem, W.P.Lin, K.Matsuta, M.Mihara, S.Momota, D.Nagae, N.D.Nguyen, D.Nishimura, A.Ozawa, P.P.Ren, H.Sakaguchi, J.Tanaka, M.Takechi, S.Terashima, R.Wada, T.Yamamoto, for the RCNP-E372 Collaboration Charge-changing cross-section measurements of 12-16C at around 45 A MeV and development of a Glauber model for incident energies 10 A-2100 A MeV NUCLEAR REACTIONS 12C(12C, X), (13C, X), (14C, X), (15C, X), (16C, X), E=45 MeV/nucleon, [secondary carbon beams from 9Be(22Ne, X), E=80 MeV/nucleon primary reaction and EN fragment separator at RCNP-Osaka]; measured outgoing particles using multisampling ionization chamber (MUSIC); deduced charge-changing σ(CC) by transmission method, proton rms radii, reaction σ; developed finite-range Glauber model with a global parameter set within the optical-limit approximation; compiled and analyzed reaction σ(E) experimental data for E(12C)=30-100 MeV/nucleon. Comparison of experimental reaction σ for reactions of 12C on 9Be and 27Al targets with present Glauber model analysis.
doi: 10.1103/PhysRevC.94.064604
2016WA28 Phys.Rev. C 94, 051301 (2016) H.Wang, N.Aoi, S.Takeuchi, M.Matsushita, T.Motobayashi, D.Steppenbeck, K.Yoneda, H.Baba, Zs.Dombradi, K.Kobayashi, Y.Kondo, J.Lee, H.Liu, R.Minakata, D.Nishimura, H.Otsu, H.Sakurai, D.Sohler, Y.Sun, Z.Tian, R.Tanaka, Zs.Vajta, Z.Yang, T.Yamamoto, Y.Ye, R.Yokoyama First spectroscopic information from even-even nuclei in the region "southeast" of 132Sn: Neutron-excitation dominance of the 2+1 state in 132Cd NUCLEAR REACTIONS 9Be(134Sn, 132Cd), E not given, [secondary 134Sn beam from W(238U, F), E=345 MeV/nucleon primary reaction and using BigRIPS fragment separator]; measured reaction residues through identification by TOF, Bρ, ΔE, and total kinetic energy (TKE) using the ZeroDegree spectrometer, Eγ, Iγ, (particle)γ-coin using DALI2 array at RIBF-RIKEN facility; 132Cd; deduced levels, J, π, proton-neutron configuration mixing in the first 2+ state. Comparison with mean-field calculations. Systematics of experimental and theoretical first 2+ energies in N=84, Z=48-66, Z=48, N=50-82, and Z=52, N=54-86 nuclei.
doi: 10.1103/PhysRevC.94.051301
2015CO03 Phys.Lett. B 743, 451 (2015) A.Corsi, S.Boissinot, A.Obertelli, P.Doornenbal, M.Dupuis, F.Lechaftois, M.Matsushita, S.Peru, S.Takeuchi, H.Wang, N.Aoi, H.Baba, P.Bednarczyk, M.Ciemala, A.Gillibert, T.Isobe, A.Jungclaus, V.Lapoux, J.Lee, M.Martini, K.Matsui, T.Motobayashi, D.Nishimura, S.Ota, E.Pollacco, H.Sakurai, C.Santamaria, Y.Shiga, D.Sohler, D.Steppenbeck, R.Taniuchi Neutron-driven collectivity in light tin isotopes: Proton inelastic scattering from 104Sn NUCLEAR REACTIONS 1H(104Sn, 104Sn'), E=150 MeV/nucleon; measured reaction products, Eγ, Iγ. 104Sn; deduced σ(θ), energy levels, J, π. QRPA with the D1M Gogny interaction calculations.
doi: 10.1016/j.physletb.2015.03.018
2015HA21 Phys.Rev. C 92, 031305 (2015) T.Hashimoto, A.M.Krumbholz, P.-G.Reinhard, A.Tamii, P.von Neumann-Cosel, T.Adachi, N.Aoi, C.A.Bertulani, H.Fujita, Y.Fujita, E.Ganioglu, K.Hatanaka, E.Ideguchi, C.Iwamoto, T.Kawabata, N.T.Khai, A.Krugmann, D.Martin, H.Matsubara, K.Miki, R.Neveling, H.Okamura, H.J.Ong, I.Poltoratska, V.Yu.Ponomarev, A.Richter, H.Sakaguchi, Y.Shimbara, Y.Shimizu, J.Simonis, F.D.Smit, G.Susoy, T.Suzuki, J.H.Thies, M.Yosoi, J.Zenihiro Dipole polarizability of 120Sn and nuclear energy density functionals NUCLEAR REACTIONS 120Sn(polarized p, p'), E=295 MeV; measured scattered proton spectra, p(θ) using Grand Raiden spectrometer at RCNP-Osaka; analyzed polarization transfer observables; deduced ISGQR excitation, B(E1), precise electric dipole polarizability αD, nuclear symmetry energy and its density dependence. Comparison with other experimental data. Comparison with model calculations based on Skyrme interactions and on relativistic Hamiltonians.
doi: 10.1103/PhysRevC.92.031305
2015LI28 Phys.Rev. C 92, 014608 (2015) K.Li, Y.Ye, T.Motobayashi, H.Scheit, P.Doornenbal, S.Takeuchi, N.Aoi, M.Matsushita, E.Takeshita, D.Pang, H.Sakurai Relativistic Coulomb excitation in 32Mg near 200 MeV/nucleon with a thick target NUCLEAR REACTIONS Pb(32Mg, 32Mg'), E=195 MeV/nucleon, [32Mg secondary beam from 9Be(48Ca, X), E=345 MeV/nucleon primary reaction]; measured Eγ, Iγ, scattered 32Mg spectra, (32Mg)γ-coin, angular distributions, Coulomb excitation yield using BigRIPS and ZeroDegree spectrometers, and DALI2 array at RIBF-RIKEN facility, 32Mg; deduced first 2+ level, B(E2). Comparison with coupled-channel calculation and with previous experimental values. Discussed usefulness of the Coulomb excitation method for extracting B(E2) values at high incident energies.
doi: 10.1103/PhysRevC.92.014608
2015MA19 Phys.Lett. B 743, 306 (2015) Y.G.Ma, D.Q.Fang, X.Y.Sun, P.Zhou, Y.Togano, N.Aoi, H.Baba, X.Z.Cai, X.G.Cao, J.G.Chen, Y.Fu, W.Guo, Y.Hara, T.Honda, Z.G.Hu, K.Ieki, Y.Ishibashi, Y.Ito, N.Iwasa, S.Kanno, T.Kawabata, H.Kimura, Y.Kondo, K.Kurita, M.Kurokawa, T.Moriguchi, H.Murakami, H.Ooishi, K.Okada, S.Ota, A.Ozawa, H.Sakurai, S.Shimoura, R.Shioda, E.Takeshita, S.Takeuchi, W.D.Tian, H.W.Wang, J.S.Wang, M.Wang, K.Yamada, Y.Yamada, Y.Yasuda, K.Yoneda, G.Q.Zhang, T.Motobayashi Different mechanism of two-proton emission from proton-rich nuclei 23Al and 22Mg RADIOACTIVITY 23Al, 22Mg(2p) [from 9Be(28Si, X), E=135 MeV/nucleon]; measured decay products, Ep, Ip; deduced two-proton relative momentum and opening angle from the decay. Comparison with available data.
doi: 10.1016/j.physletb.2015.02.066
2015MA54 Phys.Rev. C 92, 041302 (2015), Pub.Note Phys.Rev. C 92, 044903 (2015) A.Matta, D.Beaumel, H.Otsu, V.Lapoux, N.K.Timofeyuk, N.Aoi, M.Assie, H.Baba, S.Boissinot, R.J.Chen, F.Delaunay, N.de Sereville, S.Franchoo, P.Gangnant, J.Gibelin, F.Hammache, Ch.Houarner, N.Imai, N.Kobayashi, T.Kubo, Y.Kondo, Y.Kawada, L.H.Khiem, M.Kurata-Nishimura, E.A.Kuzmin, J.Lee, J.F.Libin, T.Motobayashi, T.Nakamura, L.Nalpas, E.Yu.Nikolskii, A.Obertelli, E.C.Pollacco, E.Rindel, Ph.Rosier, F.Saillant, T.Sako, H.Sakurai, A.M.Sanchez-Benitez, J-A.Scarpaci, I.Stefan, D.Suzuki, K.Takahashi, M.Takechi, S.Takeuchi, H.Wang, R.Wolski, K.Yoneda New findings on structure and production of 10He from 11Li with the (d, 3He) reaction NUCLEAR REACTIONS 2H(11Li, 3He), (9Li, 3He), E=50 MeV/nucleon, [secondary 9,11Li beams from 9Be(18O, X), E=100 MeV/nucleon primary reaction]; measured 3He spectra, σ(θ) using four MUST2 Si telescopes at RIBF-RIKEN. 8,10He; deduced missing mass spectra, levels, resonances, J, π, widths, spectroscopic factors, 8He+n+n and 6He+4n decay modes of unbound states of 10He. 10He, 11Li; deduced importance of core excitations in the ground state. DWBA analysis, shell-model calculations, and comparison with previous experimental data.
doi: 10.1103/PhysRevC.92.041302
2015ST10 Phys.Rev.Lett. 114, 252501 (2015) D.Steppenbeck, S.Takeuchi, N.Aoi, P.Doornenbal, M.Matsushita, H.Wang, Y.Utsuno, H.Baba, S.Go, J.Lee, K.Matsui, S.Michimasa, T.Motobayashi, D.Nishimura, T.Otsuka, H.Sakurai, Y.Shiga, N.Shimizu, P.-A.Soderstrom, T.Sumikama, R.Taniuchi, J.J.Valiente-Dobon, K.Yoneda Low-Lying Structure of 50Ar and the N=32 Subshell Closure NUCLEAR REACTIONS 9Be(54Ca, X), (55Sc, X), (56Ti, X)50Ar, E=220 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced level energy, J, π. Comparison with large-scale shell-model calculations performed in the sdpf model space using the SDPF-MU effective interaction.
doi: 10.1103/PhysRevLett.114.252501
2015VA09 Phys.Rev. C 91, 064315 (2015) Zs.Vajta, Zs.Dombradi, Z.Elekes, T.Aiba, N.Aoi, H.Baba, D.Bemmerer, Zs.Fulop, N.Iwasa, A.Kiss, T.Kobayashi, Y.Kondo, T.Motobayashi, T.Nakabayashi, T.Nannichi, H.Sakurai, D.Sohler, S.Takeuchi, K.Tanaka, Y.Togano, K.Yamada, M.Yamaguchi, K.Yoneda γ-ray spectroscopy of 19C via the single-neutron knock-out reaction NUCLEAR REACTIONS 1H(20C, 19C), E=50 MeV/nucleon, [secondary 20C beam from 181Ta(40Ar, X), E=63 MeV/nucleon primary reaction, and using RIPS separator at RIKEN]; measured reaction products using particle detectors, Eγ, Iγ, using DALI2 array at RIKEN. Geant-4 simulations. One-neutron knock-out reaction. 19C; deduced level, J, π, configuration. Comparison with shell-model predictions.
doi: 10.1103/PhysRevC.91.064315
2014CR02 Phys.Rev. C 89, 041303 (2014) H.L.Crawford, P.Fallon, A.O.Macchiavelli, R.M.Clark, B.A.Brown, J.A.Tostevin, D.Bazin, N.Aoi, P.Doornenbal, M.Matsushita, H.Scheit, D.Steppenbeck, S.Takeuchi, H.Baba, C.M.Campbell, M.Cromaz, E.Ideguchi, N.Kobayashi, Y.Kondo, G.Lee, I.Y.Lee, J.Lee, K.Li, S.Michimasa, T.Motobayashi, T.Nakamura, S.Ota, S.Paschalis, M.Petri, T.Sako, H.Sakurai, S.Shimoura, M.Takechi, Y.Togano, H.Wang, K.Yoneda Shell and shape evolution at N = 28: The 40Mg ground state NUCLEAR REACTIONS C(42Si, 40Mg), [42Si secondary beam from 9Be(48Ca, X), E=345 MeV/nucleon], E=238 MeV/nucleon; measured reaction products, inclusive σ for the production of 40Mg through two-proton knockout using BigRIPS and ZDS spectrometers at RIBF-RIKEN facility. 40Mg; deduced σ for ground state; calculated levels, J, π, σ, probabilities of the prolate contributions in 42Si and 40Mg ground-state wave functions using SDPF-MU and SDPFU-Si shell-models with eikonal reaction theory.
doi: 10.1103/PhysRevC.89.041303
2014DO05 Prog.Theor.Exp.Phys. 2014, 053D01 (2014) P.Doornenbal, H.Scheit, S.Takeuchi, Y.Utsuno, N.Aoi, K.Li, M.Matsushita, D.Steppenbeck, H.Wang, H.Baba, E.Ideguchi, N.Kobayashi, Y.Kondo, J.Lee, S.Michimasa, T.Motobayashi, T.Otsuka, H.Sakurai, M.Takechi, Y.Togano, K.Yoneda Rotational level structure of sodium isotopes inside the "island of inversion" NUCLEAR REACTIONS H, C(36Mg, X)33Na/34Na/35Na, E=236 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced energy levels, J, π, B(E2), B(M1). Shell model calculations, comparison with systematics and available data.
doi: 10.1093/ptep/ptu057
2014DO19 Phys.Rev. C 90, 061302 (2014) P.Doornenbal, S.Takeuchi, N.Aoi, M.Matsushita, A.Obertelli, D.Steppenbeck, H.Wang, L.Audirac, H.Baba, P.Bednarczyk, S.Boissinot, M.Ciemala, A.Corsi, T.Furumoto, T.Isobe, A.Jungclaus, V.Lapoux, J.Lee, K.Matsui, T.Motobayashi, D.Nishimura, S.Ota, E.C.Pollacco, H.Sakurai, C.Santamaria, Y.Shiga, D.Sohler, R.Taniuchi Intermediate-energy Coulomb excitation of 104Sn: Moderate E2 strength decrease approaching 100Sn NUCLEAR REACTIONS C, Pb(104Sn, 104Sn'), E=131 MeV/nucleon; C, Pb(112Sn, 112Sn'), E=154 MeV/nucleon, [secondary 104,112Sn beams from 9Be(124Xe, X), E=345 MeV/nucleon primary reaction]; measured Eγ, Iγ, scattered 104,112Sn spectra, σ(θ) for particles, inelastic cross sections for population of first 2+ states through intermediate-energy Coulomb excitation using DALI2 array for γ rays, BigRIPS and ZeroDegree spectrometers for reaction products at RIKEN facility. 104Sn; deduced levels, J, π, B(E2) for first 2+ state relative to that for 112Sn. Comparison with shell-model calculations, and with previous experimental results. Systematics of experimental and theoretical B(E2) values for first 2+ states in A=104-130 even-A Sn isotopes.
doi: 10.1103/PhysRevC.90.061302
2014KO14 Phys.Rev.Lett. 112, 242501 (2014) N.Kobayashi, T.Nakamura, Y.Kondo, J.A.Tostevin, Y.Utsuno, 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.Otsuka, T.Sako, H.Sakurai, Y.Satou, T.Sumikama, H.Takeda, S.Takeuchi, R.Tanaka, Y.Togano, K.Yoneda Observation of a p-Wave One-Neutron Halo Configuration in 37Mg NUCLEAR REACTIONS C, Pb(37Mg, 36Mg'), E=240-244 MeV/nucleon; measured reaction products, Eγ, Iγ. 36,37Mg; deduced 1-n removal σ, spectroscopic factors, neutron separation energy, J, π. Comparison with shell model calculations.
doi: 10.1103/PhysRevLett.112.242501
2014MI09 Phys.Rev. C 89, 054307 (2014) S.Michimasa, Y.Yanagisawa, K.Inafuku, N.Aoi, Z.Elekes, Zs.Fulop, Y.Ichikawa, N.Iwasa, K.Kurita, M.Kurokawa, T.Machida, T.Motobayashi, T.Nakamura, T.Nakabayashi, M.Notani, H.J.Ong, T.K.Onishi, H.Otsu, H.Sakurai, M.Shinohara, T.Sumikama, S.Takeuchi, K.Tanaka, Y.Togano, K.Yamada, M.Yamaguchi, K.Yoneda Quadrupole collectivity in island-of-inversion nuclei 28, 30Ne and 34, 36Mg NUCLEAR REACTIONS 1H(28Ne, 28Ne), E=53.5 MeV/nucleon; 1H(30Ne, 30Ne), E=44.0 MeV/nucleon; 1H(32Mg, 32Mg), E=58.9 MeV/nucleon; 1H(34Mg, 34Mg), E=51.1 MeV/nucleon; 1H(36Mg, 36Mg), E=44.5 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin, magnetic rigidity, time of flight using accelerator complex, RIPS separator at RIBF-RIKEN facility. 28,30Ne, 32,34,36Mg; deduced levels, J, π, production σ for first 2+ states; deduced (p, p') deformation lengths and β2 deformation parameter, quadrupole collectivity around N=20 region. Systematics of deformation lengths in N=12-24 Mg, Ne and Si nuclei in the region of island-of inversion nuclei. Comparison with shell model calculations using AMPGCM and SDPF-M.
doi: 10.1103/PhysRevC.89.054307
2014NA10 Phys.Rev.Lett. 112, 142501 (2014) T.Nakamura, N.Kobayashi, Y.Kondo, Y.Satou, J.A.Tostevin, Y.Utsuno, N.Aoi, H.Baba, N.Fukuda, J.Gibelin, N.Inabe, M.Ishihara, D.Kameda, T.Kubo, T.Motobayashi, T.Ohnishi, N.A.Orr, H.Otsu, T.Otsuka, H.Sakurai, T.Sumikama, H.Takeda, E.Takeshita, M.Takechi, S.Takeuchi, Y.Togano, K.Yoneda Deformation-Driven p-Wave Halos at the Drip Line: 31Ne NUCLEAR REACTIONS C, Pb(31Ne, n)30Ne, E=230, 234 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced partial and inclusive n-removal σ, parallel momentum distributions, neutron halo. Comparison with eikonal calculations.
doi: 10.1103/PhysRevLett.112.142501
2014OZ02 Phys.Rev. C 89, 044602 (2014) A.Ozawa, T.Moriguchi, T.Ohtsubo, N.Aoi, D.Q.Fang, N.Fukuda, M.Fukuda, H.Geissel, I.Hachiuma, N.Inabe, Y.Ishibashi, S.Ishimoto, Y.Ito, T.Izumikawa, D.Kameda, T.Kubo, T.Kuboki, K.Kusaka, M.Lantz, Y.G.Ma, M.Mihara, Y.Miyashita, S.Momota, D.Nagae, K.Namihira, D.Nishimura, H.Ooishi, Y.Ohkuma, T.Ohnishi, M.Ohtake, K.Ogawa, Y.Shimbara, T.Suda, T.Sumikama, H.Suzuki, S.Suzuki, T.Suzuki, M.Takechi, H.Takeda, K.Tanaka, R.Watanabe, M.Winkler, T.Yamaguchi, Y.Yanagisawa, Y.Yasuda, K.Yoshinaga, A.Yoshida, K.Yoshida Charge-changing cross sections of 30Ne, 32, 33Na with a proton target NUCLEAR REACTIONS 1H(30Ne, X), (32Na, X), (33Na, X), [secondary 30Ne, 32,33Na beams from 9Be(48Ca, X)30Ne/31Ne/31Na/32Na/33Na, E=345 MeV/nucleon primary reaction], E≈240 MeV/nucleon; measured particle spectra, charge-changing, partial charge-changing and charge-pickup σ using Big-RIPS and ZDS spectrometers at RIBF-RIKEN facility; deduced rms proton and matter radii, neutron skin thickness. 30Ne, 32Na; deduced neutron skin thickness, rms proton radii. Glauber-model analysis. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.89.044602
2014PA55 Phys.Rev.Lett. 113, 262502 (2014) Z.Patel, P.-A.Soderstrom, Zs.Podolyak, P.H.Regan, P.M.Walker, H.Watanabe, E.Ideguchi, G.S.Simpson, H.L.Liu, 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, 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 Decay Spectroscopy of 164Sm and 166Gd: Midshell Collectivity Around N=100 NUCLEAR REACTIONS 9Be(238U, X)166Gd/164Sm, E=345 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced level energies, intensities, J, π, isomeric state T1/2. Total energy surface calculations.
doi: 10.1103/PhysRevLett.113.262502
2014SA06 Phys.Lett. B 728, 462 (2014) Y.Satou, J.W.Hwang, S.Kim, K.Tshoo, S.Choi, T.Nakamura, Y.Kondo, N.Matsui, Y.Hashimoto, T.Nakabayashi, T.Okumura, M.Shinohara, N.Fukuda, T.Sugimoto, H.Otsu, Y.Togano, T.Motobayashi, H.Sakurai, Y.Yanagisawa, N.Aoi, S.Takeuchi, T.Gomi, M.Ishihara, S.Kawai, H.J.Ong, T.K.Onishi, S.Shimoura, M.Tamaki, T.Kobayashi, Y.Matsuda, N.Endo, M.Kitayama One-neutron knockout reaction of 17C on a hydrogen target at 70 MeV/nucleon NUCLEAR REACTIONS 1H(17C, 16C), E=70 MeV/nucleon; measured reaction products, TOF, Eγ, Iγ. 16C; deduced energy levels, J, π, σ. Comparison with Glauber model calculations, available data.
doi: 10.1016/j.physletb.2013.12.024
2014TA32 Phys.Rev. C 90, 061305 (2014) M.Takechi, S.Suzuki, D.Nishimura, M.Fukuda, T.Ohtsubo, M.Nagashima, T.Suzuki, T.Yamaguchi, A.Ozawa, T.Moriguchi, H.Ohishi, T.Sumikama, H.Geissel, N.Aoi, R.-J.Chen, D.-Q.Fang, N.Fukuda, S.Fukuoka, H.Furuki, N.Inabe, Y.Ishibashi, T.Itoh, T.Izumikawa, D.Kameda, T.Kubo, M.Lantz, C.S.Lee, Y.-G.Ma, K.Matsuta, M.Mihara, S.Momota, D.Nagae, R.Nishikiori, T.Niwa, T.Ohnishi, K.Okumura, M.Ohtake, T.Ogura, H.Sakurai, K.Sato, Y.Shimbara, H.Suzuki, H.Takeda, S.Takeuchi, K.Tanaka, M.Tanaka, H.Uenishi, M.Winkler, Y.Yanagisawa, S.Watanabe, K.Minomo, S.Tagami, M.Shimada, M.Kimura, T.Matsumoto, Y.R.Shimizu, M.Yahiro Evidence of halo structure in 37Mg observed via reaction cross sections and intruder orbitals beyond the island of inversion NUCLEAR REACTIONS 12C(24Mg, X), (25Mg, X), (26Mg, X), (27Mg, X), (28Mg, X), (29Mg, X), (30Mg, X), (31Mg, X), (32Mg, X), (33Mg, X), (34Mg, X), (35Mg, X), (36Mg, X), (37Mg, X), (38Mg, X), E=240 MeV/nucleon, [secondary Mg beams from 9Be(48Ca, X), E=345 MeV/nucleon primary reaction]; measured spectra and TOF of outgoing particles, precise reaction σ using BigRIPS spectrometer at RIBF-RIKEN facility. Comparison with theoretical deformation parameter β2 versus mass plot using double-folding model (DFM) calculation combined with antisymmetrized molecular dynamics (AMD) calculation. 37Mg; deduced deformed halo effect from observed enhanced cross section, comparison with DFM calculation based on the deformed Woods-Saxon (DWS) model; collapse of N=28 magic shell for neutrons.
doi: 10.1103/PhysRevC.90.061305
2014TS04 Phys.Lett. B 739, 19 (2014) K.Tshoo, Y.Satou, C.A.Bertulani, H.Bhang, S.Choi, T.Nakamura, Y.Kondo, S.Deguchi, Y.Kawada, Y.Nakayama, K.N.Tanaka, N.Tanaka, Y.Togano, N.Kobayashi, N.Aoi, M.Ishihara, T.Motobayashi, H.Otsu, H.Sakurai, S.Takeuchi, K.Yoneda, F.Delaunay, J.Gibelin, F.M.Marques, N.A.Orr, T.Honda, T.Kobayashi, T.Sumikama, Y.Miyashita, K.Yoshinaga, M.Matsushita, S.Shimoura, D.Sohler, J.W.Hwang, T.Zheng, Z.H.Li, Z.X.Cao Neutron occupancy of the 0d5/2 orbital and the N=16 shell closure in 24O NUCLEAR REACTIONS 1H(24O, n), E=62 MeV/nucleon; measured reaction products, En, In. 23O; deduced σ(E), energy levels, J, π, spectroscopic factors. Comparison with experimental data, USDB shell-model calculations.
doi: 10.1016/j.physletb.2014.10.033
2014WA05 Prog.Theor.Exp.Phys. 2014, 023D02 (2014) H.Wang, N.Aoi, S.Takeuchi, M.Matsushita, P.Doornenbal, T.Motobayashi, D.Steppenbeck, K.Yoneda, H.Baba, Z.Dombradi, K.Kobayashi, Y.Kondo, J.Lee, H.-N.Liu, R.Minakata, D.Nishimura, H.Otsu, H.Sakurai, D.Sohler, Y.-L.Sun, Z.-Y.Tian, R.Tanaka, Z.Vajta, Z.-H.Yang, T.Yamamoto, Y.-L.Ye, R.Yokoyama Structure of 136Sn and the Z=50 magicity NUCLEAR REACTIONS 9Be(137Sb, X)136Sn, E=240 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced first 2+ energy level, J, π. Comparison with available data.
doi: 10.1093/ptep/ptu003
2013AU02 Phys.Rev. C 88, 041602 (2013) L.Audirac, A.Obertelli, P.Doornenbal, D.Mancusi, S.Takeuchi, N.Aoi, H.Baba, S.Boissinot, A.Boudard, A.Corsi, A.Gillibert, T.Isobe, A.Jungclaus, V.Lapoux, J.Lee, S.Leray, K.Matsui, M.Matsushita, T.Motobayashi, D.Nishimura, S.Ota, E.C.Pollacco, G.Potel, H.Sakurai, C.Santamaria, Y.Shiga, D.Sohler, D.Steppenbeck, R.Taniuchi, H.Wang Evaporation-cost dependence in heavy-ion fragmentation NUCLEAR REACTIONS 1H, 12C(104Sn, X)100Sn/101Sn/102Sn/103Sn/104Sn, E=155 MeV/nucleon; 1H, 12C(112Sn, X)105Sn/106Sn/107Sn/108Sn/109Sn/110Sn/111Sn/112Sn/, E=173 MeV/nucleon, [secondary 104,112Sn beams from 9Be(124Xe, X) primary reaction]; measured particle spectra, TOF, σ for multi-nucleon removal using BigRIPS and ZDS spectrometers at RIBF-RIKEN facility. Comparison with previous experimental data, and with cascade and deexcitation model (INCL-ABLA) calculations.
doi: 10.1103/PhysRevC.88.041602
2013DO22 Phys.Rev.Lett. 111, 212502 (2013) P.Doornenbal, H.Scheit, S.Takeuchi, N.Aoi, K.Li, M.Matsushita, D.Steppenbeck, H.Wang, H.Baba, H.Crawford, C.R.Hoffman, R.Hughes, E.Ideguchi, N.Kobayashi, Y. Kondo, J.Lee, S.Michimasa, T.Motobayashi, H.Sakurai, M.Takechi, Y.Togano, R.Winkler, K.Yoneda In-Beam γ-Ray Spectroscopy of 34, 36, 38Mg: Merging the N=20 and N=28 Shell Quenching NUCLEAR REACTIONS Be(48Ca, X)37Al/39Al/40Si, E=345 MeV/nucleon; C(40Si, 38Mg), E=226 MeV/nucleon; C(39Al, 38Mg), E=219 MeV/nucleon; measured reaction products, Eγ, Iγ. 34,36,38Mg; deduced level energies, J, π, E(4+)/E(2+) ratios. Comparison with shell model calculations.
doi: 10.1103/PhysRevLett.111.212502
2013IC02 Hyperfine Interactions 220, 47 (2013) Y.Ichikawa, H.Ueno, Y.Ishii, T.Furukawa, A.Yoshimi, D.Kameda, H.Watanabe, N.Aoi, K.Asahi, D.L.Balabanski, R.Chevrier, J.M.Daugas, N.Fukuda, G.Georgiev, H.Hayashi, H.Iijima, N.Inabe, T.Inoue, M.Ishihara, T.Kubo, T.Nanao, T.Ohnishi, K.Suzuki, M.Tsuchiya, H.Takeda, M.M.Rajabali Novel method for the production of spin-aligned RI beams in projectile fragmentation reaction with the dispersion matching technique NUCLEAR REACTIONS 9Be(48Ca, X)33Al, E=345 MeV/nucleon; Al(33Al, X)32Al, E not given; measured reaction products, Eγ, Iγ; deduced spin-aligned radioactive ion beam.
doi: 10.1007/s10751-012-0682-8
2013SA02 Phys.Rev. C 87, 021601 (2013) S.Sakaguchi, T.Uesaka, N.Aoi, Y.Ichikawa, K.Itoh, M.Itoh, T.Kawabata, T.Kawahara, Y.Kondo, H.Kuboki, T.Nakamura, T.Nakao, Y.Nakayama, H.Sakai, Y.Sasamoto, K.Sekiguchi, T.Shimamura, Y.Shimizu, T.Wakui Shallow and diffuse spin-orbit potential for proton elastic scattering from neutron-rich helium isotopes at 71~MeV/nucleon NUCLEAR REACTIONS 1H(8He, p), [8He secondary beam from 9Be(16O, X), E=100 MeV/nucleon], E=71 MeV/nucleon; measured differential σ(θ), analyzing powers for elastic scattering at RIKEN. Polarized proton target. 1H(6He, p), E=71 MeV/nucleon; analyzed differential σ(θ), and analyzing powers for elastic scattering. Deduced parameters of the optical potential, Volume integral, rms radius, spin-orbit potentials using a phenomenological optical model analysis.
doi: 10.1103/PhysRevC.87.021601
2013ST15 J.Phys.:Conf.Ser. 445, 012012 (2013) D.Steppenbeck, S.Takeuchi, N.Aoi, P.Doornenbal, J.Lee, M.Matsushita, H.Wang, H.Baba, N.Fukuda, S.Go, M.Honma, K.Matsui, S.Michimasa, T.Motobayashi, D.Nishimura, T.Otsuka, H.Sakurai, Y.Shiga, P.-A.Soderstrom, T.Sumikama, H.Suzuki, R.Taniuchi, Y.Utsuno, J.J.Valiente-Dobon, K.Yoneda Investigating the strength of the N = 34 subshell closure in 54Ca NUCLEAR REACTIONS 9Be(55Sc, X), (56Ti, X), E=345 MeV/nucleon; measured in-beam Iγ, Eγ, (fragment)γ-coin. 53,54Ca deduced γ transitions, E(2+), E(3-). Compared with shell-model predictions and with data on other Ca isotopes.
doi: 10.1088/1742-6596/445/1/012012
2013ST20 Nature(London) 502, 207 (2013) D.Steppenbeck, S.Takeuchi, N.Aoi, P.Doornenbal, M.Matsushita, H.Wang, H.Baba, N.Fukuda, S.Go, M.Honma, J.Lee, K.Matsui, S.Michimasa, T.Motobayashi, D.Nishimura, T.Otsuka, H.Sakurai, Y.Shiga, P.-A.Soderstrom, T.Sumikama, H.Suzuki, R.Taniuchi, Y.Utsuno, J.J.Valiente-Dobon, K.Yoneda Evidence for a new nuclear 'magic number' from the level structure of 54Ca NUCLEAR REACTIONS Be(55Sc, p), (55Sc, np), (56Ti, 2p), (56Ti, n2p), E =345 MeV/nucleon; measured reaction products, Eγ, Iγ. 53,54Ca; deduced level energies, J, π. Comparison with shell model calculations using the modified GXPF1B Hamiltonian.
doi: 10.1038/nature12522
2013SU20 Phys.Rev. C 88, 024326 (2013) H.Suzuki, N.Aoi, E.Takeshita, S.Takeuchi, S.Ota, H.Baba, S.Bishop, T.Fukui, Y.Hashimoto, E.Ideguchi, K.Ieki, N.Imai, M.Ishihara, H.Iwasaki, S.Kanno, Y.Kondo, T.Kubo, K.Kurita, K.Kusaka, T.Minemura, T.Motobayashi, T.Nakabayashi, T.Nakamura, T.Nakao, M.Niikura, T.Okumura, T.K.Ohnishi, H.J.Ong, H.Sakurai, S.Shimoura, R.Sugo, D.Suzuki, M.K.Suzuki, M.Tamaki, K.Tanaka, Y.Togano, K.Yamada Collectivity of neutron-rich Ti isotopes NUCLEAR REACTIONS 1H(58Ti, 58Ti'), [secondary 58Ti beam from Be(70Zn, X), E=63 MeV/nucleon primary reaction], E=42.0 MeV/nucleon; measured particle spectra, time-of-flight, Eγ, Iγ, (particle)γ-, γγ-coin, angle-integrated σ using RIPS separator and DALI2 array of NaI(Tl) detectors at RIBF, RIKEN facility. 58Ti; deduced levels, J, π, deformation length of first 2+ state, collectivity. Systematics of energies and deformation lengths of first 2+ states in A=44-62 Ti, Fe and Cr isotopes, comparison with shell-model calculations.
doi: 10.1103/PhysRevC.88.024326
2013UE01 Phys.Rev. C 87, 034316 (2013) H.Ueno, H.Miyatake, Y.Yamamoto, S.Tanimoto, T.Shimoda, N.Aoi, K.Asahi, E.Ideguchi, M.Ishihara, H.Izumi, T.Kishida, T.Kubo, S.Mitsuoka, Y.Mizoi, M.Notani, H.Ogawa, A.Ozawa, M.Sasaki, T.Shirakura, N.Takahashi, K.Yoneda β-delayed neutron and γ-ray spectroscopy of 17C utilizing spin-polarized 17B RADIOACTIVITY 17B(β-), (β-n), (β-2n)[spin polarized 17B beam from β-NMR technique in 93Nb(22Ne, X), E=110 MeV/nucleon reaction]; 16,17C, 17N(β-), (β-n)[from 17B decay]; 15C, 16N(β-)[from 17B decay products]; measured Eγ, Iγ, Eβ, Iβ, E(n) by TOF, I(n), β-NMR, βγ-, βγγ-, βnγ-coin at RIKEN facility. 17C; deduced levels, J, π, widths, P(0n), P(1n), P(2n), B(GT). 15,16C, 15,17N; deduced levels. No γ rays observed for delayed-3n and delayed-4n channels of 17B decay, thus P(3n), P(4n) not determined. Comparison with shell-model calculations.
doi: 10.1103/PhysRevC.87.034316
2013WA13 Chin.Phys.Lett. 30, 042501 (2013) H.Wang, N.Aoi, S.Takeuchi, M.Matsushita, P.Doornenbal, T.Motobayashi, D.Steppenbeck, K.Yoneda, K.Kobayashi, J.Lee, H.-N.Liu, Y.Kondo, R.Yokoyama, H.Sakurai, Y.-L.Ye Observation of New Isotope 131Ag via the Two-Step Fragmentation Technique NUCLEAR REACTIONS 9Be(134Sn, X)128Ag/129Ag/130Ag/131Ag, E=230 MeV/nucleon; W(238U, X)134Sn, E=345 MeV/nucleon; measured reaction products; deduced first observation of 131Ag.
doi: 10.1088/0256-307X/30/4/042501
2013WA28 Phys.Rev. C 88, 054318 (2013) H.Wang, N.Aoi, S.Takeuchi, M.Matsushita, P.Doornenbal, T.Motobayashi, D.Steppenbeck, K.Yoneda, H.Baba, L.Caceres, Zs.Dombradi, K.Kobayashi, Y.Kondo, J.Lee, K.Li, H.Liu, R.Minakata, D.Nishimura, H.Otsu, S.Sakaguchi, H.Sakurai, H.Scheit, D.Sohler, Y.Sun, Z.Tian, R.Tanaka, Y.Togano, Zs.Vajta, Z.Yang, T.Yamamoto, Y.Ye, R.Yokoyama Collectivity evolution in the neutron-rich Pd isotopes toward the N=82 shell closure NUCLEAR REACTIONS W(238U, X)132Sn/133Sn, E=345 MeV/nucleon; 9Be(132Sn, X), (133Sn, X)120Pd/122Pd/124Pd/126Pd, E=230 MeV/nucleon; measured mass-to-charge ratio A/Q spectrum by energy loss, TOF and magnetic rigidity correlations using BigRIPS separator and ZeroDegree spectrometer at RIBF-RIKEN facility; measured Eγ, Iγ, (particle)γ-coin using DALI2 array of scintillation detectors. 120,122,124,126Pd; deduced first 2+ and 4+ levels. Systematics of E(first 4+)/E(first 2+) ratios for N(even)=50-82 Pd, Xe and Cd isotopes, and comparison with IBM-2 calculations.
doi: 10.1103/PhysRevC.88.054318
2012CH16 Phys.Rev.Lett. 108, 162501 (2012) R.Chevrier, J.M.Daugas, L.Gaudefroy, Y.Ichikawa, H.Ueno, M.Hass, H.Haas, S.Cottenier, N.Aoi, K.Asahi, D.L.Balabanski, N.Fukuda, T.Furukawa, G.Georgiev, H.Hayashi, H.Iijima, N.Inabe, T.Inoue, M.Ishihara, Y.Ishii, D.Kameda, T.Kubo, T.Nanao, G.Neyens, T.Ohnishi, M.M.Rajabali, K.Suzuki, H.Takeda, M.Tsuchiya, N.Vermeulen, H.Watanabe, A.Yoshimi Is the 7/21-1 Isomer State of 43S Spherical? NUCLEAR MOMENTS 43S; measured isomer deexciting Eγ, Iγ; deduced spectroscopic quadrupole moment. Comparison with SDPF-U interaction shell model calculations.
doi: 10.1103/PhysRevLett.108.162501
2012IC06 J.Phys.:Conf.Ser. 381, 012090 (2012) Y.Ichikawa, H.Ueno, Y.Ishii, T.Furukawa, A.Yoshimi, D.Kameda, H.Watanabe, N.Aoi, K.Asahi, D.L.Balabanski, R.Chevrier, J.M.Daugas, N.Fukuda, G.Georgiev, H.Hayashi, H.Iijima, N.Inabe, T.Inoue, M.Ishihara, T.Kubo, T.Nanao, T.Ohnishi, K.Suzuki, M.Tsuchiya, H.Takeda, M.M.Rajabali Production of spin-aligned RI beam via two-step fragmentation with dispersion matching
doi: 10.1088/1742-6596/381/1/012090
2012IC07 Nat.Phys. 8, 918 (2012) Y.Ichikawa, H.Ueno, Y.Ishii, T.Furukawa, A.Yoshimi, D.Kameda, H.Watanabe, N.Aoi, K.Asahi, D.L.Balabanski, R.Chevrier, J.-M.Daugas, N.Fukuda, G.Georgiev, H.Hayashi, H.Iijima, N.Inabe, T.Inoue, M.Ishihara, T.Kubo, T.Nanao, T.Ohnishi, K.Suzuki, M.Tsuchiya, H.Takeda, M.M.Rajabali Production of spin-controlled rare isotope beams
doi: 10.1038/nphys2457
2012KO38 Phys.Rev. C 86, 054604 (2012) N.Kobayashi, T.Nakamura, J.A.Tostevin, Y.Kondo, N.Aoi, H.Baba, S.Deguchi, J.Gibelin, M.Ishihara, Y.Kawada, T.Kubo, T.Motobayashi, T.Ohnishi, N.A.Orr, H.Otsu, H.Sakurai, Y.Satou, E.C.Simpson, T.Sumikama, H.Takeda, M.Takechi, S.Takeuchi, K.N.Tanaka, N.Tanaka, Y.Togano, K.Yoneda One- and two-neutron removal reactions from the most neutron-rich carbon isotopes NUCLEAR REACTIONS C(19C, 18C), (20C, 19C), (20C, 18C), (22C, 21C), (22C, 20C), [19,20,22C secondary beams from 9Be(48Ca, X), E=345 MeV/nucleon primary reaction], E=240 MeV/nucleon; measured particle spectra, time of flight, energy loss, magnetic rigidity, parallel momentum distributions, one- and two-neutron removal inclusive cross sections using BigRIPS and zero-degree spectrometer (ZDS) at RIBF, RIKEN facility. 18,19,20,21C; calculated levels, J, π, L-transfers, spectroscopic factors, σ using shell-model. Eikonal-model calculations combined with shell-model structure information. 22C; deduced two neutron halo nucleus with a dominant νs1/22 ground-state configuration.
doi: 10.1103/PhysRevC.86.054604
2012LI45 Chin.Phys.Lett. 29, 102301 (2012) K.-A.Li, Y.-L.Ye, H.Scheit, P.Doornenbal, S.Takeuchi, N.Aoi, M.Matsushita, E.Takeshita, T.Motobayashi, H.Sakurai, D.-Y.Pang Inelastic Scattering of 32Mg at 190 MeV/Nucleon from a Thick Proton Target NUCLEAR REACTIONS 1H(32Mg, 32Mg'), E=190 MeV/nucleon; measured reaction products, Eγ, Iγ. 32Mg; deduced deformation parameter, σ(θ). Comparison with available data, coupled-channel calculations.
doi: 10.1088/0256-307X/29/10/102301
2012TA02 Phys.Lett. B 707, 357 (2012) M.Takechi, T.Ohtsubo, M.Fukuda, D.Nishimura, T.Kuboki, T.Suzuki, T.Yamaguchi, A.Ozawa, T.Moriguchi, H.Ooishi, D.Nagae, H.Suzuki, S.Suzuki, T.Izumikawa, T.Sumikama, M.Ishihara, H.Geissel, N.Aoi, R.-J.Chen, D.-Q.Fang, N.Fukuda, I.Hachiuma, N.Inabe, Y.Ishibashi, Y.Ito, D.Kameda, T.Kubo, K.Kusaka, M.Lantz, Y.-G.Ma, K.Matsuta, M.Mihara, Y.Miyashita, S.Momota, K.Namihira, M.Nagashima, Y.Ohkuma, T.Ohnishi, M.Ohtake, K.Ogawa, H.Sakurai, Y.Shimbara, T.Suda, H.Takeda, S.Takeuchi, K.Tanaka, R.Watanabe, M.Winkler, Y.Yanagisawa, Y.Yasuda, K.Yoshinaga, A.Yoshida, K.Yoshida Interaction cross sections for Ne isotopes towards the island of inversion and halo structures of 29Ne and 31Ne NUCLEAR REACTIONS Be(48Ca, X)29Ne/31Ne, E=345 MeV/nucleon; C(29Ne, X), (31Ne, X), E=260 MeV/nucleon; measured reaction products; deduced σ, Nilsson orbitals, halo structures. Comparison with Glauber-type calculations.
doi: 10.1016/j.physletb.2011.12.028
2012TA20 Phys.Rev.Lett. 109, 182501 (2012) S.Takeuchi, M.Matsushita, N.Aoi, P.Doornenbal, K.Li, T.Motobayashi, H.Scheit, D.Steppenbeck, H.Wang, H.Baba, D.Bazin, L.Caceres, H.Crawford, P.Fallon, R.Gernhauser, J.Gibelin, S.Go, S.Grevy, C.Hinke, C.R.Hoffman, R.Hughes, E.Ideguchi, D.Jenkins, N.Kobayashi, Y.Kondo, R.Krucken, T.Le Bleis, J.Lee, G.Lee, A.Matta, S.Michimasa, T.Nakamura, S.Ota, M.Petri, T.Sako, H.Sakurai, S.Shimoura, K.Steiger, K.Takahashi, M.Takechi, Y.Togano, R.Winkler, K.Yoneda Well Developed Deformation in 42Si NUCLEAR REACTIONS C(44S, 42Si), (40S, 38Si), E=210 MeV/nucleon; measured reaction products, Eγ, Iγ, γ-γ coin. 38,40,42Si; deduced energy levels, J, π, rapid deformation development of Si isotopes. Comparison with available data.
doi: 10.1103/PhysRevLett.109.182501
2012TO06 Phys.Rev.Lett. 108, 222501 (2012) Y.Togano, Y.Yamada, N.Iwasa, K.Yamada, T.Motobayashi, N.Aoi, H.Baba, S.Bishop, X.Cai, P.Doornenbal, D.Fang, T.Furukawa, K.Ieki, T.Kawabata, S.Kanno, N.Kobayashi, Y.Kondo, T.Kuboki, N.Kume, K.Kurita, M.Kurokawa, Y.G.Ma, Y.Matsuo, H.Murakami, M.Matsushita, T.Nakamura, K.Okada, S.Ota, Y.Satou, S.Shimoura, R.Shioda, K.N.Tanaka, S.Takeuchi, W.Tian, H.Wang, J.Wang, K.Yoneda Hindered Proton Collectivity in 2816S12: Possible Magic Number at Z=16 NUCLEAR REACTIONS Pb(28S, 28S'), (28Mg, 28Mg') E=53 MeV/nucleon; measured reaction products, Eγ, Iγ. 28S, 28Mg; deduced level energy, σ(θ), B(E2), deformation parameters. Comparison with available data, 36Ar secondary beams.
doi: 10.1103/PhysRevLett.108.222501
2012TS03 Phys.Rev.Lett. 102, 022501 (2012) K.Tshoo, Y.Satou, H.Bhang, S.Choi, T.Nakamura, Y.Kondo, S.Deguchi, Y.Kawada, N.Kobayashi, Y.Nakayama, K.N.Tanaka, N.Tanaka, N.Aoi, M.Ishihara, T.Motobayashi, H.Otsu, H.Sakurai, S.Takeuchi, Y.Togano, K.Yoneda, Z.H.Li, F.Delaunay, J.Gibelin, F.M.Marques, N.A.Orr, T.Honda, M.Matsushita, T.Kobayashi, Y.Miyashita, T.Sumikama, K.Yoshinaga, S.Shimoura, D.Sohler, T.Zheng, Z.X.Cao N=16 Spherical Shell Closure in 24O NUCLEAR REACTIONS 1H(24O, np)23O, E=62 MeV/nucleon; measured reaction products, En, In. 24O; deduced energy, J, π of the first excited state, σ, quadrupole deformation parameter. Comparison with nuclear shell model, experimental data.
doi: 10.1103/PhysRevLett.109.022501
2011IC06 J.Phys.:Conf.Ser. 312, 092031 (2011) Y.Ichikawa, T.K.Onishi, D.Suzuki, H.Iwasaki, T.Kubo, V.Naik, A.Chakrabarti, N.Aoi, B.A.Brown, N.Fukuda, S.Kubono, T.Motobayashi, T.Nakabayashi, T.Nakamura, T.Nakao, T.Okumura, H.J.Ong, H.Suzuki, M.K.Suzuki, T.Teranishi, K.N.Yamada, H.Yamaguchi, H.Sakurai Proton-rich nuclear structure and mirror asymmetry investigated by β-decay spectroscopy of 24Si RADIOACTIVITY 24Si(β+), (EC)[from projectile fragment separator]; measured β-delayed Eγ, Iγ(t). 24Si deduced decay scheme, levels, J, π, branching ratios, Gamow-Teller transition strength B(GT), log ft.
doi: 10.1088/1742-6596/312/9/092031
2011KU04 Acta Phys.Pol. B42, 765 (2011) T.Kuboki, T.Ohtsubo, M.Takechi, I.Hachiuma, K.Namihira, T.Suzuki, T.Yamaguchi, Y.Ohkuma, Y.Shimbara, S.Suzuki, R.Watanabe, M.Fukuda, M.Mihara, D.Nishimura, Y.Ishibashi, Y.Ito, T.Moriguchi, D.Nagae, H.Ooishi, K.Ogawa, A.Ozawa, Y.Yasuda, H.Suzuki, T.Sumikama, K.Yoshinaga, H.Geissel, M.Winkler, T.Izumikawa, S.Momota, N.Aoi, N.Fukuda, N.Inabe, D.Kameda, K.Kusaka, T.Kubo, M.Lantz, T.Ohnishi, M.Ohtake, T.Suda, H.Takeda, K.Tanaka, Y.Yanagisawa, A.Yoshida, K.Yoshida Measurement of Interaction Cross-sections for Neutron-rich Na Isotopes NUCLEAR REACTIONS C(23Na, X), (24Na, X), (25Na, X), (26Na, X), (27Na, X), (28Na, X), (29Na, X), (30Na, X), (31Na, X), (32Na, X), (33Na, X), (34Na, X), (35Na, X), E=250 MeV/nucleon; measured reaction products; deduced σ, rms nuclear matter radius. Glauber analysis.
doi: 10.5506/APhysPolB.42.765
2011OZ01 Phys.Rev. C 84, 064315 (2011) A.Ozawa, Y.Hashizume, Y.Aoki, K.Tanaka, T.Aiba, N.Aoi, H.Baba, B.A.Brown, M.Fukuda, K.Inafuku, N.Iwasa, T.Izumikawa, K.Kobayashi, M.Komuro, Y.Kondo, T.Kubo, M.Kurokawa, T.Matsuyama, S.Michimasa, T.Motobayashi, T.Nakabayashi, S.Nakajima, T.Nakamura, T.Ohtsubo, H.Sakurai, R.Shinoda, M.Shinohara, H.Suzuki, T.Suzuki, M.Takechi, E.Takeshita, S.Takeuchi, Y.Togano, K.Yamada, T.Yamaguchi, T.Yasuno, M.Yoshitake One- and two-neutron removal reactions from 19, 20C with a proton target NUCLEAR REACTIONS 1H(19C, 18C), (20C, 19C), (20C, 18C), [19,20C secondary beams from Ta(40Ar, X), E=63 MeV/nucleon primary reaction], E=40 MeV/nucleon; measured time of flight, energy loss, total energy, fragment longitudinal momentum distributions, inclusive cross section. 18,19C; calculated levels, J, π, cross sections. Continuum-discretized coupled-channel (CDCC) analysis of longitudinal momentum distributions. Riken Projectile Fragment Separator (RIPS). Comparison of inclusive removal cross sections with theoretical calculations using shell model spectroscopic factors and Glauber-model single-particle cross sections.
doi: 10.1103/PhysRevC.84.064315
2011PU06 Phys.Rev. C 84, 051305 (2011) P.Puppe, D.Frekers, T.Adachi, H.Akimune, N.Aoi, B.Bilgier, H.Ejiri, H.Fujita, Y.Fujita, M.Fujiwara, E.Ganioglu, M.N.Harakeh, K.Hatanaka, M.Holl, H.C.Kozer, J.Lee, A.Lennarz, H.Matsubara, K.Miki, S.E.A.Orrigo, T.Suzuki, A.Tamii, J.H.Thies High-resolution (3He, t) reaction on the double-β decaying nucleus 136Xe NUCLEAR REACTIONS 136Xe(3He, t), E=420 MeV; measured E(t), I(t), σ(θ) using Grand-Raiden spectrometer. 136Cs; deduced levels, J, π, l-values, Gamow-Teller (GT) transition strengths. DWBA analysis. Relevance to double beta decay matrix elements for 136Xe.
doi: 10.1103/PhysRevC.84.051305
2011SA02 Phys.Lett. B 697, 459 (2011) Y.Satou, T.Nakamura, Y.Kondo, N.Matsui, Y.Hashimoto, T.Nakabayashi, T.Okumura, M.Shinohara, N.Fukuda, T.Sugimoto, H.Otsu, Y.Togano, T.Motobayashi, H.Sakurai, Y.Yanagisawa, N.Aoi, S.Takeuchi, T.Gomi, M.Ishihara, S.Kawai, H.J.Ong, T.K.Onishi, S.Shimoura, M.Tamaki, T.Kobayashi, Y.Matsuda, N.Endo, M.Kitayama 14Be(p, n)14B reaction at 69 MeV in inverse kinematics NUCLEAR REACTIONS 1H(14Be, n), E=69 MeV/nucleon; measured reaction fragments, Eγ, Iγ; deduced resonance parameters, energy spectrum, σ(θ), Gamow-Teller transition, J, π. DWBA calculations.
doi: 10.1016/j.physletb.2011.02.045
2011SA39 Phys.Rev. C 84, 024604 (2011) S.Sakaguchi, Y.Iseri, T.Uesaka, M.Tanifuji, K.Amos, N.Aoi, Y.Hashimoto, E.Hiyama, M.Ichikawa, Y.Ichikawa, S.Ishikawa, K.Itoh, M.Itoh, H.Iwasaki, S.Karataglidis, T.Kawabata, T.Kawahara, H.Kuboki, Y.Maeda, R.Matsuo, T.Nakao, H.Okamura, H.Sakai, Y.Sasamoto, M.Sasano, Y.Satou, K.Sekiguchi, M.Shinohara, K.Suda, D.Suzuki, Y.Takahashi, A.Tamii, T.Wakui, K.Yako, M.Yamaguchi, Y.Yamamoto Analyzing power in elastic scattering of 6He from a polarized proton target at 71 MeV/nucleon NUCLEAR REACTIONS 1H(6He, 6He), [6He secondary beam from 9Be(12C, X), E=92 MeV/nucleon primary reaction], E=71 MeV/nucleon; measured 6He and proton spectra, (6He)(p)(q, φ), p(θ), vector analyzing powers, polarized target, σ(θ); deduced optical model parameters. Comparison with semimicroscopic analysis with an α+n+n cluster folding model.
doi: 10.1103/PhysRevC.84.024604
2011SA57 J.Korean Phys.Soc. 59, 1467s (2011) Y.Satou, K.Tshoo, H.C.Bhang, S.H.Choi, T.Nakamura, Y.Kondo, Y.Nakayama, N.Kobayashi, K.N.Tanaka, S.Deguchi, Y.Kawada, N.Tanaka, T.Sugimoto, T.Motobayashi, H.Sakurai, H.Otsu, N.Aoi, Y.Yanagisawa, S.Takeuchi, N.Fukuda, K.Yoneda, Y.Togano, H.J.Ong, S.Shimoura, T.Kobayashi, Y.Matsuda, M.Matsushita, T.Honda, T.Sumikama, Y.Miyashita, K.Yoshinaga, N.A.Orr, F.M.Marques, J.Gibelin, F.Delaunay, D.Sohler, T.Zheng, Z.H.Li, Z.X.Cao, M.Ishihara Invariant Mass Spectroscopy for the Neutron Rich Nuclei NUCLEAR REACTIONS 1H(14Be, 14Be'), (14Be, 14B), (17C, 17C'), (17C, 17N), (19C, 19C'), (19C, 19N), E=70 MeV/nucleon; measured reaction products; deduced σ(θ); calculated σ(θ) using DWBA.
doi: 10.3938/jkps.59.1467
2011SA68 J.Phys.:Conf.Ser. 312, 082037 (2011) S.Sakaguchi, T.Uesaka, T.Kawabata, T.Wakui, N.Aoi, Y.Hashimoto, Y.Ichikawa, K.Itoh, M.Itoh, H.Iwasaki, T.Kawahara, Y.Kondo, H.Kuboki, Y.Maeda, T.Nakamura, T.Nakao, Y.Nakayama, H.Okamura, H.Sakai, Y.Sasamoto, M.Sasano, Y.Satou, K.Sekiguchi, T.Shimamura, Y.Shimizu, M.Shinohara, K.Suda, D.Suzuki, Y.Takahashi, A.Tamii, K.Yako, M.Yamaguchi Elastic Scattering of Neutron-Rich Helium Isotopes from Polarized Protons at 71 MeV/A NUCLEAR REACTIONS 1H(6He, 6He), (8He, 8He), E=71 MeV/nucleon; measured polarized target Ep, Ip using SWDCs drift chambers and CsI(Tl), E(He), I(He), (He)p-coin; calculated σ(θ), analyzing power using optical model; deduced σ(θ), analyzing power, optical model parameters. Compared with published data with α and with 6Li.
doi: 10.1088/1742-6596/312/4/082037
2011TO08 Phys.Rev. C 84, 035808 (2011) Y.Togano, T.Gomi, T.Motobayashi, Y.Ando, N.Aoi, H.Baba, K.Demichi, Z.Elekes, N.Fukuda, Zs.Fulop, U.Futakami, H.Hasegawa, Y.Higurashi, K.Ieki, N.Imai, M.Ishihara, K.Ishikawa, N.Iwasa, H.Iwasaki, S.Kanno, Y.Kondo, T.Kubo, S.Kubono, M.Kunibu, K.Kurita, Y.U.Matsuyama, S.Michimasa, T.Minemura, M.Miura, H.Murakami, T.Nakamura, M.Notani, S.Ota, A.Saito, H.Sakurai, M.Serata, S.Shimoura, T.Sugimoto, E.Takeshita, S.Takeuchi, K.Ue, K.Yamada, Y.Yanagisawa, K.Yoneda, A.Yoshida Resonance states in 27P using Coulomb dissociation and their effect on the stellar reaction 26Si(p, γ) 27P NUCLEAR REACTIONS 208Pb(27P, p26Si), E=54.2 MeV/nucleon, [secondary 27P beam from 9Be(36Ar, X), E=115 MeV primary reaction]; measured particle spectra, (26Si)p-coin, cross section, Coulomb dissociation. 27P; deduced levels, resonances, J, π, multipolarity, E2 resonance strengths. Comparison with shell model calculations, and with level structure of 27Mg. 26Si(p, γ)27P; deduced reaction rates of astrophysical interest.
doi: 10.1103/PhysRevC.84.035808
2011TO15 J.Phys.:Conf.Ser. 312, 042025 (2011) Y.Togano, T.Motobayashi, N.Aoi, H.Baba, S.Bishop, X.Cai, P.Doornenbal, D.Fang, T.Furukawa, K.Ieki, N.Iwasa, T.Kawabata, S.Kanno, N.Kobayashi, Y.Kondo, T.Kuboki, N.Kume, K.Kurita, M.Kurokawa, Y.G.Ma, Y.Matsuo, H.Murakami, M.Matsushita, T.Nakamura, K.Okada, S.Ota, Y.Satou, S.Shimoura, R.Shioda, K.N.Tanaka, S.Takeuchi, W.Tian, H.Wang, J.Wang, K.Yamada, Y.Yamada, K.Yoneda Experimental Investigation of the Stellar Reaction 30S(p, γ)31Cl via Coulomb Dissociation NUCLEAR REACTIONS 208Pb(31Cl, p30S), E=58 MeV/nucleon; measured Coulomb excitation dissociation E(products), I(θ, products), Eγ, Iγ, (Cl)γ-coin; deduced Doppler-corrected γ spectrum, 31Cl dissociation spectrum.
doi: 10.1088/1742-6596/312/4/042025
2011TS08 J.Korean Phys.Soc. 59, 1529s (2011) K.Tshoo, Y.Satou, T.Nakamura, N.Aoi, H.C.Bhang, S.Choi, S.Deguchi, F.Delaunay, J.Gibelin, T.Honda, M.Ishihara, Y.Kawada, Y.Kondo, T.Kobayashi, N.Kobayashi, F.M.Marques, M.Matsushita, Y.Miyashita, T.Motobayashi, Y.Nakayama, N.A.Orr, H.Otsu, H.Sakurai, S.Shimoura, D.Sohler, T.Sumikama, S.Takeuchi, K.N.Tanaka, N.Tanaka, Y.Togano, K.Yoneda, K.Yoshinaga, T.Zheng, Z.H.Li, Z.X.Cao Measurement of Unbound Excited States of 24O NUCLEAR REACTIONS 1H(24O, 24O'), E=63 MeV/nucleon; measured En, In, oxygen fragments, (fragment)n-coin. 24O deduced decay energy spectrum, low-lying levels, J, π, resonance state at 750 keV.
doi: 10.3938/jkps.59.1529
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