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NSR database version of April 11, 2024.

Search: Author = S.Shimoura

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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
Citations: PlumX Metrics


2022DU08      Nature(London) 606, 678 (2022)

M.Duer, T.Aumann, R.Gernhauser, V.Panin, S.Paschalis, D.M.Rossi, N.L.Achouri, D.Ahn, H.Baba, C.A.Bertulani, M.Bohmer, K.Boretzky, C.Caesar, N.Chiga, A.Corsi, D.Cortina-Gil, C.A.Douma, F.Dufter, Z.Elekes, J.Feng, B.Fernandez-Dominguez, U.Forsberg, N.Fukuda, I.Gasparic, Z.Ge, J.M.Gheller, J.Gibelin, A.Gillibert, K.I.Hahn, Z.Halasz, M.N.Harakeh, A.Hirayama, M.Holl, N.Inabe, T.Isobe, J.Kahlbow, N.Kalantar-Nayestanaki, D.Kim, S.Kim, T.Kobayashi, Y.Kondo, D.Korper, P.Koseoglou, Y.Kubota, I.Kuti, P.J.Li, C.Lehr, S.Lindberg, Y.Liu, F.M.Marques, S.Masuoka, M.Matsumoto, J.Mayer, K.Miki, B.Monteagudo, T.Nakamura, T.Nilsson, A.Obertelli, N.A.Orr, H.Otsu, S.Y.Park, M.Parlog, P.M.Potlog, S.Reichert, A.Revel, A.T.Saito, M.Sasano, H.Scheit, F.Schindler, S.Shimoura, H.Simon, L.Stuhl, H.Suzuki, D.Symochko, H.Takeda, J.Tanaka, Y.Togano, T.Tomai, H.T.Tornqvist, J.Tscheuschner, T.Uesaka, V.Wagner, H.Yamada, B.Yang, L.Yang, Z.H.Yang, M.Yasuda, K.Yoneda, L.Zanetti, J.Zenihiro, M.V.Zhukov

Observation of a correlated free four-neutron system

NUCLEAR REACTIONS 1H(8He, pα)4NN, E=156 MeV/nucleon; measured reaction products, Ep, Ip, Eα, Iα. 4NN; deduced missing mass spectra, 4NN resonance, resonance parameters. Comparison with theoretical calculations. The Radioactive Ion Beam Factory operated by the RIKEN Nishina Center and the Center for Nuclear Study, University of Tokyo, using the Superconducting Analyzer for Multi-particles from Radio Isotope Beams (SAMURAI).

doi: 10.1038/s41586-022-04827-6
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Data from this article have been entered in the XUNDL database. For more information, click here.


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
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Data from this article have been entered in the XUNDL database. For more information, click here.


2021HU28      Few-Body Systems 62, 102 (2021)

S.W.Huang, Z.H.Yang, F.M.Marques, N.L.Achouri, D.S.Ahn, T.Aumann, H.Baba, D.Beaumel, M.Bohmer, K.Boretzky, M.Caamano, S.Chen, N.Chiga, M.L.Cortes, D.Cortina, P.Doornenbal, C.A.Douma, F.Dufter, J.Feng, B.Fernandez-Dominguez, Z.Elekes, U.Forsberg, T.Fujino, N.Fukuda, I.Gasparic, Z.Ge, R.Gernhauser, J.M.Gheller, J.Gibelin, A.Gillibert, Z.Halasz, T.Harada, M.N.Harakeh, A.Hirayama, N.Inabe, T.Isobe, J.Kahlbow, N.Kalantar-Nayestanaki, D.Kim, S.Kim, S.Kiyotake, T.Kobayashi, Y.Kondo, P.Koseoglou, Y.Kubota, I.Kuti, C.Lehr, C.Lenain, P.J.Li, Y.Liu, Y.Maeda, S.Masuoka, M.Matsumoto, A.Matta, J.Mayer, H.Miki, M.Miwa, B.Monteagudo, I.Murray, T.Nakamura, A.Obertelli, N.A.Orr, H.Otsu, V.Panin, S.Park, M.Parlog, S.Paschalis, M.Potlog, S.Reichert, A.Revel, D.Rossi, A.Saito, M.Sasano, H.Sato, H.Scheit, F.Schindler, T.Shimada, Y.Shimizu, S.Shimoura, H.Simon, I.Stefan, S.Storck, L.Stuhl, H.Suzuki, D.Symochko, H.Takeda, S.Takeuchi, J.Tanaka, Y.Togano, T.Tomai, H.T.Tornqvist, E.Tronchin, J.Tscheuschner, T.Uesaka, V.Wagner, K.Wimmer, H.Yamada, B.Yang, L.Yang, Y.Yasuda, K.Yoneda, L.Zanetti, J.Zenihiro

Experimental Study of 4n by Directly Detecting the Decay Neutrons

RADIOACTIVITY 7H(t), 6He(2n) [from 1H(8He, 2p), E=150 MeV/nucleon]; measured decay products, En, In. 4NN; deduced relative-energy spectrum, neutron multiplicity distribution. The radioactive isotope beam factory (RIBF).

doi: 10.1007/s00601-021-01691-4
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Data from this article have been entered in the XUNDL database. For more information, click here.


2021NA19      Phys.Rev. C 104, 034602 (2021)

R.Nakamoto, M.Ito, A.Saito, S.Shimoura

Extended Migdal-Watson formula to evaluate background strength in binary breakup reactions

NUCLEAR STRUCTURE 20Ne, 12B; calculated strength functions, size and binding energy dependence of initial wave packets, rms radii for breakup of 20Ne in α+16O system and that of 12B into α+8He. Proposed formula using complex scaling method (CSM) in binary cluster systems by extending the Migdal-Watson (MW) formalism.

doi: 10.1103/PhysRevC.104.034602
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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
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2020MI13      Phys.Rev.Lett. 125, 122501 (2020)

S.Michimasa, M.Kobayashi, Y.Kiyokawa, S.Ota, R.Yokoyama, D.Nishimura, D.S.Ahn, H.Baba, G.P.A.Berg, M.Dozono, N.Fukuda, T.Furuno, E.Ideguchi, N.Inabe, T.Kawabata, S.Kawase, K.Kisamori, K.Kobayashi, T.Kubo, Y.Kubota, C.S.Lee, M.Matsushita, H.Miya, A.Mizukami, H.Nagakura, H.Oikawa, H.Sakai, Y.Shimizu, A.Stolz, H.Suzuki, M.Takaki, H.Takeda, S.Takeuchi, H.Tokieda, T.Uesaka, K.Yako, Y.Yamaguchi, Y.Yanagisawa, K.Yoshida, S.Shimoura

Mapping of a New Deformation Region around 62Ti

ATOMIC MASSES 61,62,63,64V, 58,59,60,61,62Ti, 55,56,57,58,59,60Sc; measured time of flight, charge, magnetic rigidity; deduced mass excesses. Comparison with AME2016 and available data.

RADIOACTIVITY 59,61Ti, 56,58Sc(IT) [from 9Be(70Zn, X), E=345 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced γ-ray energies and intensities, T1/2. Comparison with available data.

doi: 10.1103/PhysRevLett.125.122501
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Data from this article have been entered in the XUNDL database. For more information, click here.


2020TA11      Phys.Rev.Lett. 124, 212502 (2020)

T.L.Tang, T.Uesaka, S.Kawase, D.Beaumel, M.Dozono, T.Fujii, N.Fukuda, T.Fukunaga, A.Galindo-Uribarri, S.H.Hwang, N.Inabe, D.Kameda, T.Kawahara, W.Kim, K.Kisamori, M.Kobayashi, T.Kubo, Y.Kubota, K.Kusaka, C.S.Lee, Y.Maeda, H.Matsubara, S.Michimasa, H.Miya, T.Noro, A.Obertelli, K.Ogata, S.Ota, E.Padilla-Rodal, S.Sakaguchi, H.Sakai, M.Sasano, S.Shimoura, S.S.Stepanyan, H.Suzuki, M.Takaki, H.Takeda, H.Tokieda, T.Wakasa, T.Wakui, K.Yako, Y.Yanagisawa, J.Yasuda, R.Yokoyama, K.Yoshida, K.Yoshida, J.Zenihiro

How Different is the Core of 25F from 24Og.s.?

NUCLEAR REACTIONS C, 1H(23F, 2p), (25F, 2p), E=277 MeV/nucleon; measured reaction products. 20,21,22,23,24O; deduced integrated σ, J, π, level energies, spectroscopic factors.

doi: 10.1103/PhysRevLett.124.212502
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2671. Data from this article have been entered in the XUNDL database. For more information, click here.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2641.


2018MI08      Phys.Rev.Lett. 121, 022506 (2018)

S.Michimasa, M.Kobayashi, Y.Kiyokawa, S.Ota, D.S.Ahn, H.Baba, G.P.A.Berg, M.Dozono, N.Fukuda, T.Furuno, E.Ideguchi, N.Inabe, T.Kawabata, S.Kawase, K.Kisamori, K.Kobayashi, T.Kubo, Y.Kubota, C.S.Lee, M.Matsushita, H.Miya, A.Mizukami, H.Nagakura, D.Nishimura, H.Oikawa, H.Sakai, Y.Shimizu, A.Stolz, H.Suzuki, M.Takaki, H.Takeda, S.Takeuchi, H.Tokieda, T.Uesaka, K.Yako, Y.Yamaguchi, Y.Yanagisawa, R.Yokoyama, K.Yoshida, S.Shimoura

Magic Nature of Neutrons in Ca54 : First Mass Measurements of 55-57Ca

ATOMIC MASSES 55,56,57Ca, 48Ar, 44,46Cl, 40,42P, 40Si; measured charge, TOF, magnetic rigidity, and flight path length between the timing detectors; deduced m/q spectrum of reference masses, mass excesses. Comparison with AME2016 evaluation.

doi: 10.1103/PhysRevLett.121.022506
Citations: PlumX Metrics


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2585.


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
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Data from this article have been entered in the XUNDL database. For more information, click here.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2625.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2539.


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2532.


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
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2016KI01      Phys.Rev.Lett. 116, 052501 (2016)

K.Kisamori, S.Shimoura, H.Miya, S.Michimasa, S.Ota, M.Assie, H.Baba, T.Baba, D.Beaumel, M.Dozono, T.Fujii, N.Fukuda, S.Go, F.Hammache, E.Ideguchi, N.Inabe, M.Itoh, D.Kameda, S.Kawase, T.Kawabata, M.Kobayashi, Y.Kondo, T.Kubo, Y.Kubota, M.Kurata-Nishimura, C.S.Lee, Y.Maeda, H.Matsubara, K.Miki, T.Nishi, S.Noji, S.Sakaguchi, H.Sakai, Y.Sasamoto, M.Sasano, H.Sato, Y.Shimizu, A.Stolz, H.Suzuki, M.Takaki, H.Takeda, S.Takeuchi, A.Tamii, L.Tang, H.Tokieda, M.Tsumura, T.Uesaka, K.Yako, Y.Yanagisawa, R.Yokoyama, K.Yoshida

Candidate Resonant Tetraneutron State Populated by the 4He(8He, 8Be) Reaction

NUCLEAR REACTIONS 4He(8He, 8Be), E=186 MeV/nucleon; measured missing-mass spectrum; deduced the tetraneutron system energy of the state with uncertainties, Q-value.

doi: 10.1103/PhysRevLett.116.052501
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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
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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
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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
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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
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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
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2012MI16      Phys.Rev.Lett. 108, 262503 (2012)

K.Miki, H.Sakai, T.Uesaka, H.Baba, C.L.Bai, G.P.A.Berg, N.Fukuda, D.Kameda, T.Kawabata, S.Kawase, T.Kubo, S.Michimasa, H.Miya, S.Noji, T.Ohnishi, S.Ota, A.Saito, Y.Sasamoto, H.Sagawa, M.Sasano, S.Shimoura, H.Takeda, H.Tokieda, K.Yako, Y.Yanagisawa, R.G.T.Zegers

Identification of the β+ Isovector Spin Monopole Resonance via the 208Pb and 90Zr(t, 3He) Reactions at 300 MeV/u

NUCLEAR REACTIONS 208Pb, 90Zr(t, 3He), E=300 MeV/nucleon. 208Tl, 90Y; measured reaction products; deduced σ(E, θ), isovector spin monopole resonance. Distorted-wave Born approximation calculation, comparison with available data.

doi: 10.1103/PhysRevLett.108.262503
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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
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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
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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
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2012UE04      Prog.Theor.Phys.(Kyoto), Suppl. 196, 150 (2012)

T.Uesaka, H.Matsubara, K.Miki, S.Noji, H.Sakai, Y.Sasamoto, S.Shimoura, M.Takaki, K.Yako, for the SHARAQ Collaboration

New Experimental Studies of Nuclear Spin-Isospin Responses

NUCLEAR REACTIONS 12C(18O, 18Ne)12Be, E=80 MeV/nucleon; 208Pb(t, 3He)208Tl, E=300 MeV/nucleon; 7Li, 90Zr(10C, 10B), E=200 MeV/nucleon; 90Zr(12N, 12C), E=200 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ(θ, E), level structure, J, π, spin-isospin responses.

doi: 10.1143/PTPS.196.150
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2011MI22      J.Phys.:Conf.Ser. 312, 092040 (2011)

K.Miki, H.Sakai, T.Uesaka, H.Baba, G.P.A.Berg, N.Fukuda, D.Kameda, T.Kawabata, S.Kawase, T.Kubo, S.Michimasa, H.Miya, S.Noji, T.Ohnishi, S.Ota, A.Saito, Y.Sasamoto, M.Sasano, S.Shimoura, H.Takeda, H.Tokieda, K.Yako, Y.Yanagisawa, R.G .T.Zegers

Measurement of the Isovector Spin Monopole Resonance via the 208Pb, 90Zr(t, 3He) Reactions at 300 MeV/u

NUCLEAR REACTIONS 90Zr, 208Pb(t, 3He), E=300 MeV/nucleon; measured E(particle), I(particle, θ=0-30); deduced σ(E, θ).

doi: 10.1088/1742-6596/312/9/092040
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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
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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
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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
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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
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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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2011TS10      J.Phys.:Conf.Ser. 312, 092059 (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.Suniikama, S.Takeuchi, K.N.Tanaka, N.Tanaka, Y.Togano, K.Yoneda, K.Yoshinaga, T.Zheng, Z.H.Li, Z.X.Cao

The first 2+ excited state of 24O

NUCLEAR REACTIONS 1H(24O, 24O'), (24O, X), E=63 MeV/nucleon; measured En, In(θ), reaction fragments, (fragment)n-coin. 24O deduced first unbound excited state energy, neutron decay spectrum. Compared with published shell model calculations.

doi: 10.1088/1742-6596/312/9/092059
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2010KO17      Phys.Lett. B 690, 245 (2010)

Y.Kondo, T.Nakamura, Y.Satou, T.Matsumoto, N.Aoi, N.Endo, N.Fukuda, T.Gomi, Y.Hashimoto, M.Ishihara, S.Kawai, M.Kitayama, T.Kobayashi, Y.Matsuda, N.Matsui, T.Motobayashi, T.Nakabayashi, T.Okumura, H.J.Ong, T.K.Onishi, K.Ogata, H.Otsu, H.Sakurai, S.Shimoura, M.Shinohara, T.Sugimoto, S.Takeuchi, M.Tamaki, Y.Togano, Y.Yanagisawa

Low-lying intruder state of the unbound nucleus 13Be

NUCLEAR REACTIONS 1H(14Be, X)13Be, E=69 MeV/nucleon; measured reaction fragments; deduced σ, σ(E), p- and d-wave resonance energies and widths, J, π. Comparison with shell model calculations.

doi: 10.1016/j.physletb.2010.05.031
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2010SA25      Nucl.Phys. A834, 404c (2010)

Y.Satou, T.Nakamura, N.Fukuda, T.Sugimoto, Y.Kondo, N.Matsui, Y.Hashimoto, T.Nakabayashi, Y.Okumura, M.Shinohara, T.Motobayashi, Y.Yanagisawa, N.Aoi, S.Takeuchi, T.Gomi, Y.Togano, S.Kawai, H.Sakurai, H.J.Ong, T.K.Onishi, S.Shimoura, M.Tamaki, T.Kobayashi, H.Otsu, N.Endo, M.Kitayama, M.Ishihara

Invariant mass spectroscopy of 19, 17C and 14B using proton inelastic and charge-exchange reactions

NUCLEAR REACTIONS 1H(17C, 17C'), (19C, 19C'), E=70 MeV/nucleon; measured Ep, Ip, fragment-spectra; deduced levels, J, π, σ(θ); calculated levels, J, π using shell model with different forces, σ(θ) using DWBA with WBT shell model wave function. 1H(14Be, 14B), E=70 MeV/nucleon; measured Eβ, Iβ, fragment-spectra; deduced low-lying levels, J, π; calculated levels, J, π using shell model, β-decay strength B(GT). Secondary radioactive beams. Inverse kinematics.

doi: 10.1016/j.nuclphysa.2010.01.050
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2010SU16      Int.J.Mod.Phys. E19, 1823 (2010)

X.Y.Sun, J.G.Chen, D.Q.Fang, Y.G.Ma, X.Z.Cai, W.Guo, W.D.Tian, H.W.Wang, P.Zhou, G.Q.Zhang, X.G.Cao, Y.Fu, Z.G.Hu, J.S.Wang, M.Wang, Y.Togano, N.Aoi, H.Baba, T.Honda, K.Okada, Y.Hara, K.Ieki, Y.Ishibashi, Y.Itou, N.Iwasa, S.Kanno, T.Kawabata, H.Kimura, Y.Kondo, K.Kurita, M.Kurokawa, T.Moriguchi, H.Murakami, H.Oishi, S.Ota, A.Ozawa, H.Sakurai, S.Shimoura, R.Shioda, E.Takeshita, S.Takeuchi, K.Yamada, Y.Yamada, Y.Yasuda, K.Yoneda, T.Motobayashi

Measurement of the proton-proton correlation function from the break-up of 22Mg and 20Ne

NUCLEAR REACTIONS 12C(22Mg, p), (20Ne, p), E=70 MeV/nucleon; measured reaction products, proton spectrum; deduced angular and momentum correlations between two protons, space-time information.

doi: 10.1142/S0218301310016259
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2010ZH15      Int.J.Mod.Phys. E19, 957 (2010)

P.Zhou, D.Q.Fang, Y.G.Ma, X.Z.Cai, J.G.Chen, W.Guo, X.Y.Sun, W.D.Tian, H.W.Wang, G.Q.Zhang, X.G.Cao, Y.Fu, Z.G.Hu, J.S.Wang, M.Wang, Y.Togano, N.Aoi, H.Baba, T.Honda, K.Okada, Y.Hara, K.Ieki, Y.Ishibashi, Y.Itou, N.Iwasa, S.Kanno, T.Kawabata, H.Kimura, Y.Kondo, K.Kurita, M.Kurokawa, T.Moriguchi, H.Murakami, H.Oishi, S.Ota, A.Ozawa, H.Sakurai, S.Shimoura, R.Shioda, E.Takeshita, S.Takeuchi, K.Yamada, Y.Yamada, Y.Yasuda, K.Yoneda, T.Motobayashi

Measurement of two-proton correlation from the break-up of 23Al

RADIOACTIVITY 23Al, 22Mg(2p) [from 12C(23Al, X), (22Mg, X), (21Na, X), (20Ne, X), E=60-70 MeV/nucleon]; measured decay products; deduced trajectories, di-proton emission.

doi: 10.1142/S0218301310015400
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2009AO01      Phys.Rev.Lett. 102, 012502 (2009)

N.Aoi, E.Takeshita, H.Suzuki, S.Takeuchi, S.Ota, H.Baba, S.Bishop, T.Fukui, Y.Hashimoto, H.J.Ong, 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.Sakurai, S.Shimoura, R.Sugo, D.Suzuki, M.K.Suzuki, M.Tamaki, K.Tanaka, Y.Togano, K.Yamada

Development of Large Deformation in 62Cr

NUCLEAR REACTIONS 1H(60Cr, 60Cr'), E=42 MeV/nucleon; 1H(62Cr, 62Cr'), E=39 MeV/nucleon; measured Eγ, Iγ, γγ, (particle)γ-coin. 60Cr; deduced deformation length. 62Cr; deduced levels, J, π, deformation length.

doi: 10.1103/PhysRevLett.102.012502
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2009DO10      Phys.Rev.Lett. 103, 032501 (2009)

P.Doornenbal, H.Scheit, N.Aoi, S.Takeuchi, K.Li, E.Takeshita, H.Wang, H.Baba, S.Deguchi, N.Fukuda, H.Geissel, R.Gernhauser, J.Gibelin, I.Hachiuma, Y.Hara, C.Hinke, N.Inabe, K.Itahashi, S.Itoh, D.Kameda, S.Kanno, Y.Kawada, N.Kobayashi, Y.Kondo, R.Krucken, T.Kubo, T.Kuboki, K.Kusaka, M.Lantz, S.Michimasa, T.Motobayashi, T.Nakamura, T.Nakao, K.Namihira, S.Nishimura, T.Ohnishi, M.Ohtake, N.A.Orr, H.Otsu, K.Ozeki, Y.Satou, S.Shimoura, T.Sumikama, M.Takechi, H.Takeda, K.N.Tanaka, K.Tanaka, Y.Togano, M.Winkler, Y.Yanagisawa, K.Yoneda, A.Yoshida, K.Yoshida, H.Sakurai

Spectroscopy of 32Ne and the "Island of Inversion"

NUCLEAR REACTIONS C(32Ne, 32Ne'), E=226 MeV/nucleon; 32Ne; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation; deduced level energy, J, π. Secondary beams from 48Ca fragmentation.

doi: 10.1103/PhysRevLett.103.032501
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2009HA30      Phys.Rev. C 80, 031301 (2009)

K.Hagino, H.Sagawa, T.Nakamura, S.Shimoura

Two-particle correlations in continuum dipole transitions in Borromean nuclei

NUCLEAR STRUCTURE 6He, 11Li; calculated E1 strengths and angular distributions of neutrons as a function of energies of two emitted neutrons relative to the core nucleus from weakly-bound Borromean nuclides using three-body model calculations. Comparison with experimental data.

doi: 10.1103/PhysRevC.80.031301
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2009IM01      Phys.Lett. B 673, 179 (2009)

N.Imai, N.Aoi, H.J.Ong, H.Sakurai, K.Demichi, H.Kawasaki, H.Baba, Zs.Dombradi, Z.Elekes, N.Fukuda, Zs.Fulop, A.Gelberg, T.Gomi, H.Hasegawa, K.Ishikawa, M.Ishihara, H.Iwasaki, E.Kaneko, S.Kanno, T.Kishida, Y.Kondo, T.Kubo, K.Kurita, S.Michimasa, T.Minemura, M.Miura, T.Motobayashi, T.Nakamura, M.Notani, T.K.Ohnishi, A.Saito, S.Shimoura, T.Sugimoto, M.K.Suzuki, E.Takeshita, S.Takeuchi, M.Tamaki, H.Watanabe, K.Yoneda

First lifetime measurement of 2+1 state in 12Be

NUCLEAR REACTIONS 197Au(12Be, 12Be'), E=42.9 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin. 12Be deduced levels, T1/2, B(E2), deformation length. Doppler shift attenuation method.

doi: 10.1016/j.physletb.2009.02.039
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2009KO02      Phys.Rev. C 79, 014602 (2009)

Y.Kondo, T.Nakamura, Y.Satou, T.Matsumoto, N.Aoi, N.Endo, N.Fukuda, T.Gomi, Y.Hashimoto, M.Ishihara, S.Kawai, M.Kitayama, T.Kobayashi, Y.Matsuda, N.Matsui, T.Motobayashi, T.Nakabayashi, K.Ogata, T.Okumura, H.J.Ong, T.K.Onishi, H.Otsu, H.Sakurai, S.Shimoura, M.Shinohara, T.Sugimoto, S.Takeuchi, M.Tamaki, Y.Togano, Y.Yanagisawa

One-neutron removal reactions of 18C and 19C on a proton target

NUCLEAR REACTIONS 1H(19C, 18C), E=81 MeV/nucleon; 1H(18C, 17C), E=68 MeV/nucleon; measured Eγ, Iγ, σ, (particle)-γ coin, transverse-momentum distributions. 17,18C; deduced levels, J, π. Comparison with continuum-discretized coupled-channel calculations.

doi: 10.1103/PhysRevC.79.014602
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2009NA07      Phys.Rev. C 79, 035805 (2009)

T.Nakamura, N.Fukuda, N.Aoi, N.Imai, M.Ishihara, H.Iwasaki, T.Kobayashi, T.Kubo, A.Mengoni, T.Motobayashi, M.Notani, H.Otsu, H.Sakurai, S.Shimoura, T.Teranishi, Y.X.Watanabe, K.Yoneda

Neutron capture cross section of 14C of astrophysical interest studied by Coulomb breakup of 15C

NUCLEAR REACTIONS 15C(Pb, X)14C, E=68 MeV/nucleon; measured breakup σ as a function of energy; deduced B(E1) as a function of excitation. 14C(n, γ), E=0-2.8 MeV; deduced σ using principle of detailed balance and direct radiative capture model. Coulomb breakup process. Comparison with experimental data.

doi: 10.1103/PhysRevC.79.035805
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2009NA39      Phys.Rev.Lett. 103, 262501 (2009)

T.Nakamura, N.Kobayashi, Y.Kondo, Y.Satou, N.Aoi, H.Baba, S.Deguchi, N.Fukuda, J.Gibelin, N.Inabe, M.Ishihara, D.Kameda, Y.Kawada, T.Kubo, K.Kusaka, A.Mengoni, T.Motobayashi, T.Ohnishi, M.Ohtake, N.A.Orr, H.Otsu, T.Otsuka, A.Saito, H.Sakurai, S.Shimoura, T.Sumikama, H.Takeda, E.Takeshita, M.Takechi, S.Takeuchi, K.Tanaka, K.N.Tanaka, N.Tanaka, Y.Togano, Y.Utsuno, K.Yoneda, A.Yoshida, K.Yoshida

Halo Structure of the Island of Inversion Nucleus 31Ne

NUCLEAR REACTIONS Pb, C(31Ne, 30Ne), (19C, 18C) E=230-243 MeV/nucleon; 31Ne, 19C; measured reaction fragments; deduced inclusive one-neutron removal σ, soft E1 excitations for 31Ne, B(E1). Secondary beams from 48Ca fragmentation.

doi: 10.1103/PhysRevLett.103.262501
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2009NI17      Eur.Phys.J. A 42, 471 (2009)

M.Niikura, E.Ideguchi, N.Aoi, H.Baba, T.Fukuchi, Y.Ichikawa, H.Iwasaki, T.Kubo, M.Kurokawa, M.Liu, S.Michimasa, T.Ohnishi, T.K.Onishi, S.Ota, S.Shimoura, H.Suzuki, D.Suzuki, Y.Wakabayashi, K.Yoshida, Y.Zheng

Yrast spectroscopy in 49-51Ti via fusion-evaporation reaction induced by a radioactive beam

NUCLEAR REACTIONS 9Be(46Ar, xn)49Ti/50Ti/51Ti, E=2-8 MeV/nucleon; measured Eγ, Iγ, γγ-coin in-beam using GRAPE HPGe detector array with Doppler shift correction. 49Ti, 50Ti, 51Ti; deduced high-spin yrast levels, J, π, configurations. Comparison with shell model ANTOINE. Secondary radioactive beam.

doi: 10.1140/epja/i2009-10857-7
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2009SH40      Int.J.Mod.Phys. E18, 2011 (2009)

S.Shimoura

High-resolution spectroscopy using RI-beams-SHARAQ project

doi: 10.1142/S0218301309014196
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2009TA08      Phys.Rev. C 79, 054319 (2009)

S.Takeuchi, N.Aoi, T.Motobayashi, S.Ota, E.Takeshita, H.Suzuki, H.Baba, T.Fukui, Y.Hashimoto, K.Ieki, N.Imai, H.Iwasaki, S.Kanno, Y.Kondo, T.Kubo, K.Kurita, T.Minemura, T.Nakabayashi, T.Nakamura, T.Okumura, T.K.Onishi, H.Sakurai, S.Shimoura, R.Sugou, D.Suzuki, M.K.Suzuki, M.Takashina, M.Tamaki, K.Tanaka, Y.Togano, K.Yamada

Low-lying states in 32Mg studied by proton inelastic scattering

NUCLEAR REACTIONS 1H(32Mg, 32Mg'), E=46.5 MeV/nucleon; measured Eγ, Iγ, scattered particle spectra, σ, σ(θ). 32Mg; deduced levels, J, π, deformation lengths, rms radii.Coupled-channel analysis of angular distribution cross sections. 24,26,28,30,32,34Mg; level systematics.

doi: 10.1103/PhysRevC.79.054319
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2009TA31      Int.J.Mod.Phys. E18, 2025 (2009)

S.Takeuchi, N.Aoi, H.Baba, T.Kubo, T.Motobayashi, K.Tanaka, K.Yamada, T.Fukui, S.Ota, Y.Hashimoto, Y.Kondo, T.Nakabayashi, T.Nakamura, T.Okumura, K.Ieki, S.Kanno, K.Kurita, R.Sugou, E.Takeshita, Y.Togano, N.Imai, T.Minemura, H.Iwasaki, T.K.Onishi, H.Sakurai, D.Suzuki, H.Suzuki, M.K.Suzuki, S.Shimoura, M.Tamaki

Study of low-lying states in 32Mg

NUCLEAR REACTIONS 1H(32Mg, 32Mg'), E=45.5 MeV/nucleon; measured Eγ, Iγ, γ-γ-coin.; 32Mg deduced level energies, decay and level scheme, J, π, σ(θ), β2. Secondary beam from 40Ar fragmentation.

doi: 10.1142/S0218301309014226
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2008AO01      Nucl.Phys. A805, 400c (2008)

N.Aoi, H.Suzuki, E.Takeshita, S.Takeuchi, S.Ota, H.Baba, S.Bishop, T.Fukui, Y.Hashimoto, H.J.Ong, E.Ideguchi, K.Ieki, N.Imai, 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.Sakurai, S.Shimoura, R.Sugo, D.Suzuki, M.K.Suzuki, M.Tamaki, K.Tanaka, Y.Togano, K.Yamada

Shape transition observed in neutron-rich pf-shell isotopes studied via proton inelastic scattering

NUCLEAR REACTIONS 1H(58Ti, 58Ti'), (60Cr, 60Cr'), (62Cr, 62Cr'), E≈40 MeV/nucleon; measured Eγ, Iγ, γγ-coin. 58Ti, 60,62Cr deduced levels, J, π, deformation lengths. Inverse kinematics.

doi: 10.1016/j.nuclphysa.2008.02.280
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2008EL02      J.Phys.(London) G35, 014038 (2008)

Z.Elekes, Z.Dombradi, N.Aoi, H.Baba, S.Bishop, K.Demichi, Z.Fulop, J.Gibelin, T.Gomi, H.Hasegawa, Y.Hashimoto, N.Imai, M.Ishihara, N.Iwasa, H.Iwasaki, G.Kalinka, S.Kanno, S.Kawai, T.Kishida, Y.Kondo, A.A.Korsheninnikov, T.Kubo, K.Kurita, M.Kurokawa, N.Matsui, Y.Matsuyama, S.Michimasa, T.Minemura, T.Motobayashi, T.Nakamura, T.Nakao, E.Y.Nikolskii, M.Notani, T.K.Ohnishi, T.Okumura, H.J.Ong, S.Ota, A.Ozawa, A.Perera, A.Saito, H.K.Sakai, H.Sakurai, Y.Satou, S.Shimoura, D.Sohler, T.Sumikama, D.Suzuki, M.Suzuki, H.Takeda, E.Takeshita, S.Takeuchi, M.Tamaki, Y.Togano, K.Yamada, Y.Yanagisawa, K.Yoneda

The study of shell closures in light neutron-rich nuclei

NUCLEAR REACTIONS 1H(28Ne, 27Ne), E≈51.3 MeV/nucleon; 22O(d, p)23O, E=34 MeV/nucleon; measured Eγ, Iγ, cross sections. 27Ne, 23O; deduced levels, J, π, Spectroscopic factors. Compared results to model calculations.

doi: 10.1088/0954-3899/35/1/014038
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2008IW03      Phys.Rev. C 78, 021304 (2008)

H.Iwasaki, S.Michimasa, M.Niikura, M.Tamaki, N.Aoi, H.Sakurai, S.Shimoura, S.Takeuchi, S.Ota, M.Honma, T.K.Onishi, E.Takeshita, H.J.Ong, H.Baba, Z.Elekes, T.Fukuchi, Y.Ichikawa, M.Ishihara, N.Iwasa, S.Kanno, R.Kanungo, S.Kawai, T.Kubo, K.Kurita, T.Motobayashi, A.Saito, Y.Satou, H.Suzuki, M.K.Suzuki, Y.Togano, Y.Yanagisawa

Persistence of the N=50 shell closure in the neutron-rich isotope 80Ge

NUCLEAR REACTIONS Pb(76Ge, 76Ge'), (80Ge, 80Ge'), E=37 MeV/nucleon; measured Eγ, Iγ, σ. 76,80Ge; deduced levels, J, π, B(E2). Comparison with large scale shell model calculations.

doi: 10.1103/PhysRevC.78.021304
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2008IW04      Phys.Rev. C 78, 024306 (2008); Publishers's Note Phys.Rev. C 78, 029902 (2008)

N.Iwasa, T.Motobayashi, S.Bishop, Z.Elekes, J.Gibelin, M.Hosoi, K.Ieki, K.Ishikawa, H.Iwasaki, S.Kawai, S.Kubono, K.Kurita, M.Kurokawa, N.Matsui, T.Minemura, H.Morikawa, T.Nakamura, M.Niikura, M.Notani, S.Ota, A.Saito, H.Sakurai, S.Shimoura, K.Sugawara, T.Sugimoto, H.Suzuki, T.Suzuki, I.Tanihata, E.Takeshita, T.Teranishi, Y.Togano, K.Yamada, K.Yamaguchi, Y.Yanagisawa

Large proton contribution to the 2+ excitation in 20Mg studied by intermediate energy inelastic scattering

NUCLEAR REACTIONS C, Pb(20Mg, 20Mg'), E=28 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin, angular distributions. 20Mg; deduced B(E2).

doi: 10.1103/PhysRevC.78.024306
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2008OT05      Phys.Lett. B 666, 311 (2008)

S.Ota, S.Shimoura, H.Iwasaki, M.Kurokawa, S.Michimasa, N.Aoi, H.Baba, K.Demichi, Z.Elekes, T.Fukuchi, T.Gomi, S.Kanno, S.Kubono, K.Kurita, H.Hasegawa, E.Ideguchi, N.Iwasa, Y.U.Matsuyama, K.L.Yurkewicz, T.Minemura, T.Motobayashi, T.Murakami, M.Notani, A.Odahara, A.Saito, H.Sakurai, E.Takeshita, S.Takeuchi, M.Tamaki, T.Teranishi, Y.Yanagisawa, K.Yamada, M.Ishihara

Low-lying proton intruder state in 13B

NUCLEAR REACTIONS 4He(12Be, 13B), E=50 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin, σ(θ). 13B; deduced levels, J, π.

doi: 10.1016/j.physletb.2008.07.081
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2008SA03      Phys.Lett. B 660, 320 (2008)

Y.Satou, T.Nakamura, N.Fukuda, T.Sugimoto, Y.Kondo, N.Matsui, Y.Hashimoto, T.Nakabayashi, T.Okumura, M.Shinohara, T.Motobayashi, Y.Yanagisawa, N.Aoi, S.Takeuchi, T.Gomi, Y.Togano, S.Kawai, H.Sakurai, H.J.Ong, T.K.Onishi, S.Shimoura, M.Tamaki, T.Kobayashi, H.Otsu, Y.Matsuda, N.Endo, M.Kitayama, M.Ishihara

Unbound excited states in 19, 17C

NUCLEAR REACTIONS 1H(19C, 18C), (19C, 16C), (17C, 16C), E=70 MeV/nucleon; measured σ, σ(θ), relative energy spectra. 17,19C deduced level energies, J, π using DWBA analysis.

doi: 10.1016/j.physletb.2008.01.022
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2007BA61      Nucl.Phys. A788, 188c (2007)

H.Baba, S.Shimoura, T.Minemura, Y.U.Matsuyama, A.Saito, H.Ryuto, N.Aoi, T.Gomi, Y.Higurashi, K.Ieki, N.Imai, N.Iwasa, H.Iwasaki, S.Kanno, S.Kubono, M.Kunibu, S.Michimasa, T.Motobayashi, T.Nakamura, H.Sakurai, M.Serata, E.Takeshita, S.Takeuchi, T.Teranishi, K.Ue, K.Yamada, Y.Yanagisawa

Isoscalar compressional strengths in 14O

NUCLEAR REACTIONS 4He(14O, α10C), (14O, 2p12C), (14O, p13N), E=60 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin, excitation energy spectra, σ(θ). 14O deduced monopole and dipole strength distributions. Comparison with DWBA calculations.

doi: 10.1016/j.nuclphysa.2007.01.081
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2007EL10      Eur.Phys.J. Special Topics 150, 99 (2007)

Z.Elekes, Zs.Dombradi, A.Saito, N.Aoi, H.Baba, K.Demichi, Zs.Fulop, J.Gibelin, T.Gomi, H.Hasegawa, N.Imai, M.Ishihara, H.Iwasaki, S.Kanno, S.Kawai, T.Kishida, T.Kubo, K.Kurita, Y.Matsuyama, S.Michimasa, T.Minemura, T.Motobayashi, M.Notani, T.K.Ohnishi, H.J.Ong, S.Ota, A.Ozawa, H.K.Sakai, H.Sakurai, S.Shimoura, E.Takeshita, S.Takeuchi, M.Tamaki, Y.Togano, K.Yamada, Y.Yanagisawa, K.Yoneda

Study of N = 20 shell gap with 1H(28Ne, 27, 28Ne) reactions

NUCLEAR REACTIONS 1H(28Ne, 28Ne'), (28Ne, 27Ne), E=51.3 MeV/nucleon; measured Eγ, Iγ, γγ-coin. 27,28Ne; deduced level energies.

doi: 10.1140/epjst/e2007-00277-5
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2007HA50      J.Phys.(London) G34, 2715 (2007)

I.Hamamoto, S.Shimoura

Properties of 12Be and 11Be in terms of single-particle motion in deformed potential

NUCLEAR STRUCTURE 11,12Be; calculated level energies, B(E0), B(E2), and deformation parameters. Compared results to available data.

doi: 10.1088/0954-3899/34/12/015
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2007MI25      Nucl.Phys. A787, 569c (2007)

S.Michimasa, S.Shimoura, H.Iwasaki, M.Tamaki, S.Ota, N.Aoi, H.Baba, N.Iwasa, S.Kanno, S.Kubono, K.Kurita, M.Kurokawa, T.Minemura, T.Motobayashi, M.Notani, H.J.Ong, A.Saito, H.Sakurai, E.Takeshita, S.Takeuchi, Y.Yanagisawa, A.Yoshida

Proton Shell Structure in Neutron-rich 23F

NUCLEAR REACTIONS 4He(22O, 23Fγ), (23F, 23Fγ), (24F, 23Fγ), (25Ne, 23Fγ), E≈35 MeV/nucleon; measured Eγ, Iγ, γγ-coin; deduced reaction σ. 4He(22O, 23Fγ), E=35 MeV/nucleon; measured σ(θ). 23F deduced levels, J, π, configurations. Comparison with DWBA and shell model predictions.

doi: 10.1016/j.nuclphysa.2006.12.086
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2007SH34      Phys.Lett. B 654, 87 (2007)

S.Shimoura, S.Ota, K.Demichi, N.Aoi, H.Baba, Z.Elekes, T.Fukuchi, T.Gomi, K.Hasegawa, E.Ideguchi, M.Ishihara, N.Iwasa, H.Iwasaki, S.Kanno, S.Kubono, K.Kurita, M.Kurokawa, Y.U.Matsuyama, S.Michimasa, K.Miller, T.Minemura, T.Motobayashi, T.Murakami, M.Notani, A.Odahara, A.Saito, H.Sakurai, E.Takeshita, S.Takeuchi, M.Tamaki, T.Teranishi, K.Yamada, Y.Yanagisawa, I.Hamamoto

Lifetime of the isomeric 0+2 state in 12Be

NUCLEAR REACTIONS 9Be(18O, X)12Be, E=100 MeV/nucleon; measured delayed Eγ, Iγ, γγ-coin. 12Be deduced isomeric state energy J, π, T1/2, decay branching, B(E2), B(E0). Comparison with shell model calculations.

doi: 10.1016/j.physletb.2007.08.053
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Data from this article have been entered in the XUNDL database. For more information, click here.


2007SU20      Phys.Lett. B 654, 160 (2007)

T.Sugimoto, T.Nakamura, Y.Kondo, N.Aoi, H.Baba, D.Bazin, N.Fukuda, T.Gomi, H.Hasegawa, N.Imai, M.Ishihara, T.Kobayashi, T.Kubo, M.Miura, T.Motobayashi, H.Otsu, A.Saito, H.Sakurai, S.Shimoura, A.M.Vinodkumar, K.Watanabe, Y.X.Watanabe, T.Yakushiji, Y.Yanagisawa, K.Yoneda

The first 2+ state of 14Be

NUCLEAR REACTIONS 12C(14Be, 2n12Be), E=68.1 MeV/nucleon; measured relative energy spectra, Eγ, Iγ, (residual)γ-coin. 14Be deduced energy level, J, π, deformation length, configurations. Comparison with other data and shell model.

doi: 10.1016/j.physletb.2007.08.052
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2007TE09      Phys.Lett. B 650, 129 (2007)

T.Teranishi, S.Kubono, H.Yamaguchi, J.J.He, A.Saito, H.Fujikawa, G.Amadio, M.Niikura, S.Shimoura, Y.Wakabayashi, S.Nishimura, M.Nishimura, J.Y.Moon, C.S.Lee, A.Odahara, D.Sohler, L.H.Khiem, Z.H.Li, G.Lian, W.P.Liu

Single-particle resonance levels in 14O examined by 13N + p elastic resonance scattering

NUCLEAR REACTIONS 1H(13N, 13N), E(cm)=0.4-3.3 MeV; measured elastic scattering σ(θ) and fitted with R-matrix calculation. 14O deduced levels, widths, J, π, spectroscopic factor.

doi: 10.1016/j.physletb.2007.05.013
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2006DO09      Phys.Rev.Lett. 96, 182501 (2006)

Zs.Dombradi, Z.Elekes, A.Saito, N.Aoi, H.Baba, K.Demichi, Zs.Fulop, J.Gibelin, T.Gomi, H.Hasegawa, N.Imai, M.Ishihara, H.Iwasaki, S.Kanno, S.Kawai, T.Kishida, T.Kubo, K.Kurita, Y.Matsuyama, S.Michimasa, T.Minemura, T.Motobayashi, M.Notani, T.Ohnishi, H.J.Ong, S.Ota, A.Ozawa, H.K.Sakai, H.Sakurai, S.Shimoura, E.Takeshita, S.Takeuchi, M.Tamaki, Y.Togano, K.Yamada, Y.Yanagisawa, K.Yoneda

Vanishing N = 20 Shell Gap: Study of Excited States in 27, 28Ne

NUCLEAR REACTIONS 1H(28Ne, 28Ne'), (28Ne, 27Ne), E=51.3 MeV/nucleon; measured Eγ, Iγ. 27,28Ne deduced levels, possible J, π, B(E2), neutron quadrupole transition matrix element. 181Ta(40Ar, X)23Ne/24Ne/25Ne/26Ne/27Ne/28Ne, E=94 MeV/nucleon; measured yields.

doi: 10.1103/PhysRevLett.96.182501
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2006EL03      Phys.Rev. C 73, 044314 (2006)

Z.Elekes, Zs.Dombradi, A.Saito, N.Aoi, H.Baba, K.Demichi, Zs.Fulop, J.Gibelin, T.Gomi, H.Hasegawa, N.Imai, M.Ishihara, H.Iwasaki, S.Kanno, S.Kawai, T.Kishida, T.Kubo, K.Kurita, Y.Matsuyama, S.Michimasa, T.Minemura, T.Motobayashi, M.Notani, T.Ohnishi, H.J.Ong, S.Ota, A.Ozawa, H.K.Sakai, H.Sakurai, S.Shimoura, E.Takeshita, S.Takeuchi, M.Tamaki, Y.Togano, K.Yamada, Y.Yanagisawa, K.Yoneda

Proton inelastic scattering studies at the borders of the "island of inversion": The 30, 31Na and 33, 34Mg case

NUCLEAR REACTIONS 181Ta(40Ar, X), E=94 MeV/nucleon; measured fragment yields. 1H(31Na, 31Na'), (30Na, 30Na'), (31Na, 30Na), (34Mg, 34Mg'), (34Mg, 33Mg), (33Mg, 33Mg'), E ≈ 50 MeV/nucleon; measured Eγ, Iγ, σ. 30,31Na, 33,34Mg deduced transition energies, deformation parameters. 30Na deduced excited state energy.

doi: 10.1103/PhysRevC.73.044314
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2006KU17      Eur.Phys.J. A 27, Supplement 1, 327 (2006)

S.Kubono, T.Teranishi, M.Notani, H.Yamaguchi, A.Saito, J.J.He, Y.Wakabayashi, H.Fujikawa, G.Amadio, H.Baba, T.Fukuchi, S.Shimoura, S.Michimasa, S.Nishimura, M.Nishimura, Y.Gono, A.Odahara, S.Kato, J.Y.Moon, J.H.Lee, Y.K.Kwon, C.S.Lee, K.I.Hahn, Zs.Fulop, V.Guimaraes, R.Lichtenthaler

Nuclear astrophysics at the east drip line

NUCLEAR REACTIONS 4He(14O, p), E(cm) ≈ 1-3.5 MeV; measured Ep. 18Ne deduced resonance energies. 1H(23Mg, 23Mg), E(cm) ≈ 0.8-3.3 MeV; measured σ(E, θ). 24Al deduced possible resonance energies.

doi: 10.1140/epja/i2006-08-050-5
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2006MI16      Phys.Lett. B 638, 146 (2006)

S.Michimasa, S.Shimoura, H.Iwasaki, M.Tamaki, S.Ota, N.Aoi, H.Baba, N.Iwasa, S.Kanno, S.Kubono, K.Kurita, M.Kurokawa, T.Minemura, T.Motobayashi, M.Notani, H.J.Ong, A.Saito, H.Sakurai, E.Takeshita, S.Takeuchi, Y.Yanagisawa, A.Yoshida

Proton single-particle states in the neutron-rich 23F nucleus

NUCLEAR REACTIONS 4He(22O, 23Fγ), (23F, 23Fγ), (24F, 23Fγ), (25Ne, 23Fγ), E ≈3 5 MeV/nucleon; measured Eγ, Iγ, γγ-coin; deduced reaction σ. 4He(22O, 23Fγ), E=35 MeV/nucleon; measured σ(θ). 23F deduced levels, J, π, configurations. Comparison with DWBA and shell model predictions.

doi: 10.1016/j.physletb.2006.05.035
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2006NA21      Phys.Rev.Lett. 96, 252502 (2006)

T.Nakamura, A.M.Vinodkumar, T.Sugimoto, N.Aoi, H.Baba, D.Bazin, N.Fukuda, T.Gomi, H.Hasegawa, N.Imai, M.Ishihara, T.Kobayashi, Y.Kondo, T.kubo, M.Miura, T.Motobayashi, H.Otsu, A.Saito, H.Sakurai, S.Shimoura, K.Watanabe, Y.X.Watanabe, T.Yakushiji, Y.Yanagisawa, K.Yoneda

Observation of Strong Low-Lying E1 Strength in the Two-Neutron Halo Nucleus 11Li

NUCLEAR REACTIONS Pb(11Li, 2n9Li), E=70 MeV/nucleon; measured relative energy spectra. 11Li deduced B(E1) distribution.

doi: 10.1103/PhysRevLett.96.252502
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2006ON02      Phys.Rev. C 73, 024610 (2006)

H.J.Ong, N.Imai, N.Aoi, H.Sakurai, Zs.Dombradi, A.Saito, Z.Elekes, H.Baba, K.Demichi, Z.S.Fulop, J.Gibelin, T.Gomi, H.Hasegawa, M.Ishihara, H.Iwasaki, S.Kanno, S.Kawai, T.Kubo, K.Kurita, Y.U.Matsuyama, S.Michimasa, T.Minemura, T.Motobayashi, M.Notani, S.Ota, H.K.Sakai, S.Shimoura, E.Takeshita, S.Takeuchi, M.Tamaki, Y.Togano, K.Yamada, Y.Yanagisawa, K.Yoneda

Neutron-dominant quadrupole collective motion in 16C

NUCLEAR REACTIONS 1H(16C, 16C'), E=33 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin, σ(θ); deduced angle-integrated σ. 16C deduced deformation parameter, deformation length, ratio of neutron, proton matrix elements. Comparison with other even-even nuclides.

doi: 10.1103/PhysRevC.73.024610
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2006TA31      J.Phys.:Conf.Ser. 49, 153 (2006)

S.Takeuchi, N.Aoi, H.Baba, T.Fukui, Y.Hashimoto, K.Ieki, N.Imai, H.Iwasaki, S.Kanno, Y.Kondo, T.Kubo, K.Kurita, T.Minemura, T.Motobayashi, T.Nakabayashi, T.Nakamura, T.Okumura, T.K.Onishi, S.Ota, H.Sakurai, S.Shimoura, R.Sugou, D.Suzuki, H.Suzuki, M.K.Suzuki, E.Takeshita, M.Tamaki, K.Tanaka, Y.Togano, K.Yamada

Proton inelastic scattering on 32Mg

NUCLEAR REACTIONS H(32Mg, 32Mg'), E=57 MeV/nucleon; measured reaction products, Eγ, Iγ. 32Mg; deduced σ(θ), level energies, J, π, angular momentum. Comparison with DWBA calculations, 40Ar secondary beams.

doi: 10.1088/1742-6596/49/1/033
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2006TO09      Eur.Phys.J. A 27, Supplement 1, 233 (2006)

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

Study of the 26Si(p, γ)27P reaction through Coulomb dissociation of 27P

NUCLEAR REACTIONS Pb(27P, p26Si), E=57 MeV/nucleon; measured relative energy spectra. 27P deduced excited state width, mixing ratio. 26Si(p, γ), E=low; deduced astrophysical reaction rate.

doi: 10.1140/epja/i2006-08-036-3
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2005DO16      Phys.Lett. B 621, 81 (2005)

Zs.Dombradi, Z.Elekes, R.Kanungo, H.Baba, Zs.Fulop, J.Gibelin, A.Horvath, E.Ideguchi, Y.Ichikawa, N.Iwasa, H.Iwasaki, S.Kanno, S.Kawai, Y.Kondo, T.Motobayashi, M.Notani, T.Ohnishi, A.Ozawa, H.Sakurai, S.Shimoura, E.Takeshita, S.Takeuchi, I.Tanihata, Y.Togano, C.Wu, Y.Yamaguchi, Y.Yanagisawa, A.Yoshida, K.Yoshida

Decoupling of valence neutrons from the core in 17B

NUCLEAR REACTIONS 1H(17B, 17B'), E=43.8 MeV; measured Eγ, Iγ, (particle)γ-coin, σ. 17B deduced deformation parameters, decoupling of valence neutrons from core.

doi: 10.1016/j.physletb.2005.06.031
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2005EL07      Phys.Lett. B 614, 174 (2005)

Z.Elekes, Zs.Dombradi, R.Kanungo, H.Baba, Zs.Fulop, J.Gibelin, A.Horvath, E.Ideguchi, Y.Ichikawa, N.Iwasa, H.Iwasaki, S.Kanno, S.Kawai, Y.Kondo, T.Motobayashi, M.Notani, T.Ohnishi, A.Ozawa, H.Sakurai, S.Shimoura, E.Takeshita, S.Takeuchi, I.Tanihata, Y.Togano, C.Wu, Y.Yamaguchi, Y.Yanagisawa, A.Yoshida, K.Yoshida

Low-lying excited states in 17, 19C

NUCLEAR REACTIONS 1H(19C, 19C'), (19C, 18CX), (19C, 17CX), E ≈ 49.4 MeV/nucleon; 1H(17C, 17C'), (17C, 16CX), E ≈ 43.3 MeV/nucleon; measured Eγ, Iγ, γγ-, (particle)γ-coin, σ. 17,19C deduced levels, J, π. Comparison with shell model predictions.

doi: 10.1016/j.physletb.2005.04.007
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2005GO33      Nucl.Phys. A758, 761c (2005)

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, Y.Togano, K.Ue, K.Yamada, Y.Yanagisawa, K.Yoneda, A.Yoshida

Coulomb Dissociation of 23Al for the stellar 22Mg(p, γ)23Al reaction

NUCLEAR REACTIONS Pb(23Al, p22Mg), E=50 MeV/nucleon; measured particles relative energy spectrum, Eγ, Iγ; deduced Coulomb dissociation σ(θ). 23Al level deduced radiative width.

doi: 10.1016/j.nuclphysa.2005.05.137
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2005GO34      J.Phys.(London) G31, S1517 (2005)

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, Y.Togano, K.Ue, K.Yamada, Y.Yanagisawa, K.Yoneda, A.Yoshida

Coulomb dissociation experiment for explosive hydrogen burning: study of the 22Mg(p, γ)23Al reaction

NUCLEAR REACTIONS 208Pb(23Al, p22Mg), E=50 MeV/nucleon; measured relative energy spectrum, σ(θ). 23Al deduced excited state radiative width. Astrophysical implications discussed.

doi: 10.1088/0954-3899/31/10/023
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2005ID03      Eur.Phys.J. A 25, Supplement 1, 429 (2005)

E.Ideguchi, M.Niikura, C.Ishida, T.Fukuchi, H.Baba, N.Hokoiwa, H.Iwasaki, T.Koike, T.Komatsubara, T.Kubo, M.Kurokawa, S.Michimasa, K.Miyakawa, K.Morimoto, T.Ohnishi, S.Ota, A.Ozawa, S.Shimoura, T.Suda, M.Tamaki, I.Tanihata, Y.Wakabayashi, K.Yoshida, B.Cederwall

Study of high-spin states in the 48Ca region by using secondary fusion reactions

NUCLEAR REACTIONS 9Be(46Ar, 3n), (46Ar, 4n), (46Ar, 5n), (46Ar, 6n), E ≈ 2-6 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin; deduced excitation functions. 49,50,51Ti deduced high-spin levels, J, π.

doi: 10.1140/epjad/i2005-06-153-6
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2005IW02      Phys.Lett. B 620, 118 (2005)

H.Iwasaki, T.Motobayashi, H.Sakurai, K.Yoneda, T.Gomi, N.Aoi, N.Fukuda, Zs.Fulop, U.Futakami, Z.Gacsi, Y.Higurashi, N.Imai, N.Iwasa, T.Kubo, M.Kunibu, M.Kurokawa, Z.Liu, T.Minemura, A.Saito, M.Serata, S.Shimoura, S.Takeuchi, Y.X.Watanabe, K.Yamada, Y.Yanagisawa, M.Ishihara

Quadrupole collectivity of 28Ne and the boundary of the island of inversion

NUCLEAR REACTIONS C, Pb(28Ne, 28Ne'), E=46 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin. 28Ne deduced transition B(E2), suppressed collectivity. Comparison with neighboring nuclides, model predictions.

doi: 10.1016/j.physletb.2005.06.032
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2005IW03      Eur.Phys.J. A 25, Supplement 1, 415 (2005)

H.Iwasaki, N.Aoi, S.Takeuchi, S.Ota, H.Sakurai, M.Tamaki, T.K.Onishi, E.Takeshita, H.J.Ong, N.Iwasa, H.Baba, Z.Elekes, T.Fukuchi, Y.Ichikawa, M.Ishihara, S.Kanno, R.Kanungo, S.Kawai, T.Kubo, K.Kurita, S.Michimasa, M.Niikura, A.Saito, Y.Satou, S.Shimoura, H.Suzuki, M.K.Suzuki, Y.Togano, Y.Yanagisawa, T.Motobayashi

Intermediate-energy Coulomb excitation of the neutron-rich Ge isotopes around N = 50

NUCLEAR REACTIONS Pb(76Ge, 76Ge'), (78Ge, 78Ge'), (80Ge, 80Ge'), (82Ge, 82Ge'), E ≈ 40 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. 76,78,80,82Ge deduced transitions B(E2).

doi: 10.1140/epjad/i2005-06-154-5
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2005KA06      Phys.Lett. B 608, 206 (2005)

R.Kanungo, Z.Elekes, H.Baba, Zs.Dombradi, Zs.Fulop, J.Gibelin, A.Horvath, Y.Ichikawa, E.Ideguchi, N.Iwasa, H.Iwasaki, S.Kawai, Y.Kondo, T.Motobayashi, M.Notani, T.Ohnishi, A.Ozawa, H.Sakurai, S.Shimoura, E.Takeshita, S.Takeuchi, I.Tanihata, Y.Togano, C.Wu, Y.Yamaguchi, Y.Yanagisawa, A.Yoshida, K.Yoshida

Excited states in neutron rich boron isotopes

NUCLEAR REACTIONS 1H(17B, X)17B/15B/14B/13B/12B, E ≈ 43 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin, relative yields. 15,17B deduced levels, J, π. Comparison with model predictions.

doi: 10.1016/j.physletb.2005.01.022
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2005KA26      Nucl.Phys. A757, 315 (2005)

R.Kanungo, Z.Elekes, H.Baba, Zs.Dombradi, Zs.Fulop, J.Gibelin, A.Horvath, Y.Ichikawa, E.Ideguchi, N.Iwasa, H.Iwasaki, S.Kawai, Y.Kondo, T.Motobayashi, M.Notani, T.Ohnishi, A.Ozawa, H.Sakurai, S.Shimoura, E.Takeshita, S.Takeuchi, I.Tanihata, Y.Togano, C.Wu, Y.Yamaguchi, Y.Yanagisawa, A.Yoshida, K.Yoshida

Search for an isomeric state in 19C

NUCLEAR REACTIONS 1H(19C, 19C'), (17C, 17C'), (17B, 17B'), E ≈ 53 MeV/nucleon; measured prompt and delayed Eγ, Iγ. 17,19C, 17B deduced transitions. 19C deduced no isomeric state.

doi: 10.1016/j.nuclphysa.2005.04.015
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2005KO13      Phys.Rev. C 71, 044611 (2005)

Y.Kondo, T.Nakamura, N.Aoi, H.Baba, D.Bazin, N.Fukuda, T.Gomi, H.Hasegawa, N.Imai, M.Ishihara, T.Kobayashi, T.Kubo, M.Miura, T.Motobayashi, A.Saito, H.Sakurai, S.Shimoura, T.Sugimoto, K.Watanabe, Y.X.Watanabe, T.Yakushiji, Y.Yanagisawa, K.Yoneda

In-beam γ-ray spectroscopy of neutron-rich boron isotopes 15, 17B via inelastic scattering on 12C

NUCLEAR REACTIONS 12C(17B, 17B'), (17B, 15BX), (15B, 15B'), (17B, 14BX), (17B, 12BX), (15B, 14BX), (15B, 12BX), E ≈ 70 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin. 12C(17B, 17B'), (15B, 15B'), E ≈ 70 MeV; measured σ(E, θ). 15,17B deduced levels, transitions, quadrupole deformation lengths. 12,14B deduced transitions.

doi: 10.1103/PhysRevC.71.044611
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2005KU27      Nucl.Phys. A758, 733c (2005)

S.Kubono, T.Teranishi, M.Notani, H.Yamaguchi, A.Saito, J.J.He, M.Wakabayashi, H.Fujikawa, G.Amadio, H.Baba, T.Fukuchi, S.Shimoura, S.Michimasa, S.Nishimura, M.Nishimura, Y.Gono, A.Odahara, S.Kato, J.Y.Moon, J.H.Lee, C.S.Lee, J.C.Kim, K.I.Hahn, T.Ishikawa, T.Hashimoto, H.Ishiyama, Y.X.Watanabe, M.H.Tanaka, H.Miyatake, Zs.Fulop, V.Guimaraes, R.Lichtenthaler

Study of Stellar Reactions in Explosive Hydrogen Burning with CRIB

NUCLEAR REACTIONS 4He(14O, p), E(cm) ≈ 1-3.6 MeV; measured proton spectrum. 1H(23Mg, p), E(cm) ≈ 0.6-3.5 MeV; measured elastic σ(θ). 24Al deduced excited states energies.

doi: 10.1016/j.nuclphysa.2005.05.132
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2005MI32      Eur.Phys.J. A 25, Supplement 1, 367 (2005)

S.Michimasa, S.Shimoura, H.Iwasaki, M.Tamaki, S.Ota, N.Aoi, H.Baba, N.Iwasa, S.Kanno, S.Kubono, K.Kurita, M.Kurokawa, T.Minemura, T.Motobayashi, M.Notani, H.J.Ong, A.Saito, H.Sakurai, S.Takeuchi, E.Takeshita, Y.Yanagisawa, A.Yoshida

Study of single-particle states in 23F using proton transfer reaction

NUCLEAR REACTIONS 4He(22O, 23F), E=35 MeV/nucleon; 4He(23F, 23F'), E=41.5 MeV/nucleon; 4He(24F, 23F), E=36 MeV/nucleon; measured Eγ, Iγ, (particle)γ-, γγ-coin; deduced σ(E). 23F deduced levels, J, π. DWBA analysis.

doi: 10.1140/epjad/i2005-06-048-6
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2005ON04      Eur.Phys.J. A 25, Supplement 1, 347 (2005)

H.J.Ong, N.Imai, N.Aoi, H.Sakurai, Zs.Dombradi, A.Saito, Z.Elekes, H.Baba, K.Demichi, Zs.Fulop, J.Gibelin, T.Gomi, H.Hasegawa, M.Ishihara, H.Iwasaki, S.Kanno, S.Kawai, T.Kubo, K.Kurita, Y.U.Matsuyama, S.Michimasa, T.Minemura, T.Motobayashi, M.Notani, S.Ota, H.K.Sakai, S.Shimoura, E.Takeshita, S.Takeuchi, M.Tamaki, Y.Togano, K.Yamada, Y.Yanagisawa, K.Yoneda

Inelastic proton scattering on 16C

NUCLEAR REACTIONS 1H(16C, 16C'), E=33 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin; deduced σ. 16C deduced deformation parameter.

doi: 10.1140/epjad/i2005-06-056-6
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2005SH46      J.Phys.(London) G31, S1759 (2005)

S.Shimoura

Single particle states in exotic nuclei via nucleon transfer reactions at 30-60 A MeV

NUCLEAR REACTIONS 4He(22O, 23F), E=35 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin, σ(θ). 23F deduced levels, J, π.

doi: 10.1088/0954-3899/31/10/068
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2005TO11      Nucl.Phys. A758, 182c (2005)

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

Study of 26Si(p, γ)27P reaction using Coulomb dissociation method

NUCLEAR REACTIONS Pb(27P, p26Si), E=57 MeV/nucleon; measured relative energy spectrum. 27P deduced excited state γ-decay width. Comparison with previous results.

doi: 10.1016/j.nuclphysa.2005.05.035
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2005YA26      Eur.Phys.J. A 25, Supplement 1, 409 (2005)

K.Yamada, T.Motobayashi, N.Aoi, H.Baba, K.Demichi, Z.Elekes, J.Gibelin, T.Gomi, H.Hasegawa, N.Imai, H.Iwasaki, S.Kanno, T.Kubo, K.Kurita, Y.U.Matsuyama, S.Michimasa, T.Minemura, M.Notani, T.K.Onishi, H.J.Ong, S.Ota, A.Ozawa, A.Saito, H.Sakurai, S.Shimoura, E.Takeshita, S.Takeuchi, M.Tamaki, Y.Togano, Y.Yanagisawa, K.Yoneda, I.Tanihata

Reduced transition probabilities for the first 2+ excited state in 46Cr, 50Fe, and 54Ni

NUCLEAR REACTIONS Pb(46Cr, 46Cr'), (50Fe, 50Fe'), (54Ni, 54Ni'), E=41-44 MeV/nucleon; measured σ(θ), Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. 46Cr, 50Fe, 54Ni deduced excitation B(E2). DWBA analysis.

doi: 10.1140/epjad/i2005-06-094-0
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2004EL03      Phys.Lett. B 586, 34 (2004)

Z.Elekes, Zs.Dombradi, A.Krasznahorkay, H.Baba, M.Csatlos, L.Csige, N.Fukuda, Zs.Fulop, Z.Gacsi, J.Gulyas, N.Iwasa, H.Kinugawa, S.Kubono, M.Kurokawa, X.Liu, S.Michimasa, T.Minemura, T.Motobayashi, A.Ozawa, A.Saito, S.Shimoura, S.Takeuchi, I.Tanihata, P.Thirolf, Y.Yanagisawa, K.Yoshida

Decoupling of valence neutrons from the core in 16C

NUCLEAR REACTIONS 208Pb(16C, 16C'), E=52.7 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin, σ(θ). 16C deduced neutron and proton transition matrix elements, B(E2), charge-to-mass deformation ratio, excited state valence configuration.

doi: 10.1016/j.physletb.2004.02.022
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2004EL10      Phys.Lett. B 599, 17 (2004)

Z.Elekes, Zs.Dombradi, A.Saito, N.Aoi, H.Baba, K.Demichi, Zs.Fulop, J.Gibelin, T.Gomi, H.Hasegawa, N.Imai, M.Ishihara, H.Iwasaki, S.Kanno, S.Kawai, T.Kishida, T.Kubo, K.Kurita, Y.Matsuyama, S.Michimasa, T.Minemura, T.Motobayashi, M.Notani, T.Ohnishi, H.J.Ong, S.Ota, A.Ozawa, H.K.Sakai, H.Sakurai, S.Shimoura, E.Takeshita, S.Takeuchi, M.Tamaki, Y.Togano, K.Yamada, Y.Yanagisawa, K.Yoneda

Bound excited states in 27F

NUCLEAR REACTIONS 1H(27F, 25F), (27F, 26F), (27F, 27F'), E ≈ 40 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin. 25,26,27F deduced levels. Comparison with model predictions.

doi: 10.1016/j.physletb.2004.08.028
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2004FU29      Phys.Rev. C 70, 054606 (2004)

N.Fukuda, T.Nakamura, N.Aoi, N.Imai, M.Ishihara, T.Kobayashi, H.Iwasaki, T.Kubo, A.Mengoni, M.Notani, H.Otsu, H.Sakurai, S.Shimoura, T.Teranishi, Y.X.Watanabe, K.Yoneda

Coulomb and nuclear breakup of a halo nucleus 11Be

NUCLEAR REACTIONS C, Pb(11Be, n10Be), E ≈ 68 MeV/nucleon; measured σ, σ(θ), fragments relative energy spectra; deduced Coulomb and nuclear contributions. 11Be deduced levels, J, π, deformation lengths, spectroscopic factor.

doi: 10.1103/PhysRevC.70.054606
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2004GO34      Nucl.Phys. A734, E77 (2004)

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, Y.Togano, K.Ue, K.Yamada, Y.Yanagisawa, K.Yoneda, A.Yoshida

Study of the Stellar 22Mg(p, γ)23Al Reaction using the Coulomb-Dissociation Method

NUCLEAR REACTIONS 208Pb(23Al, p22Mg), E=50 MeV/nucleon; measured particles relative energy spectrum, Eγ, Iγ; deduced Coulomb dissociation σ. 22Mg deduced transition. 22Mg(p, γ), E=low; deduced astrophysical reaction rate features.

doi: 10.1016/j.nuclphysa.2004.03.024
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2004IM01      Phys.Rev.Lett. 92, 062501 (2004); Comment Phys.Rev.Lett. 94, 199201 (2005)

N.Imai, H.J.Ong, N.Aoi, H.Sakurai, K.Demichi, H.Kawasaki, H.Baba, Zs.Dombradi, Z.Elekes, N.Fukuda, Zs.Fulop, A.Gelberg, T.Gomi, H.Hasegawa, K.Ishikawa, H.Iwasaki, E.Kaneko, S.Kanno, T.Kishida, Y.Kondo, T.Kubo, K.Kurita, S.Michimasa, T.Minemura, M.Miura, T.Motobayashi, T.Nakamura, M.Notani, T.K.Onishi, A.Saito, S.Shimoura, T.Sugimoto, M.K.Suzuki, E.Takeshita, S.Takeuchi, M.Tamaki, K.Yamada, K.Yoneda, H.Watanabe, M.Ishihara

Anomalously Hindered E2 Strength B(E2; 2+1 → O+) in 16C

NUCLEAR REACTIONS 9Be(16C, 16C'), E ≈ 34.6 MeV/nucleon; measured delayed Eγ, Iγ, (particle)γ-coin. 16C level deduced T1/2, B(E2), configuration. Recoil shadow method.

doi: 10.1103/PhysRevLett.92.062501
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2004NO14      Nucl.Phys. A738, 411 (2004)

M.Notani, S.Kubono, T.Teranishi, Y.Yanagisawa, S.Michimasa, K.Ue, J.J.He, H.Iwasaki, H.Baba, M.Tamaki, T.Minemura, S.Shimoura, N.Hokoiwa, Y.Wakabayashi, T.Sasaki, T.Fukuchi, A.Odahara, Y.Gono, Zs.Fulop, E.K.Lee, K.I.Hahn, J.Y.Moon, C.C.Yun, J.H.Lee, C.S.Lee, S.Kato

Direct measurement of the astrophysical reaction 14O(α, p)17F

NUCLEAR REACTIONS 4He(14O, p), E(cm)=0.8-3.8 MeV; measured σ. 14O(α, p), E(cm)=0.8-3.8 MeV; deduced σ, possible resonance contributions. Astrophysical implications discussed.

doi: 10.1016/j.nuclphysa.2004.04.076
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2004NO18      Nucl.Phys. A746, 113c (2004)

M.Notani, S.Kubono, T.Teranishi, Y.Yanagisawa, S.Michimasa, K.Ue, J.J.He, H.Iwasaki, H.Baba, M.Tamaki, T.Minemura, S.Shimoura, N.Hokoiwa, Y.Wakabayashi, T.Sasaki, T.Fukuchi, A.Odahara, Y.Gono, Zs.Fulop, E.K.Lee, K.I.Hahn, J.Y.Moon, C.C.Yun, J.H.Lee, C.S.Lee, S.Kato

Direct measurement of the astrophysical reaction 14O(α, p)17F

NUCLEAR REACTIONS 4He(14O, p), E=43 MeV; measured Ep. 14O(α, p), E(cm)=0.8-3.8 MeV deduced σ. 17F, 18Ne deduced resonance features. Astrophysical implications discussed.

doi: 10.1016/j.nuclphysa.2004.09.019
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2004SA32      Nucl.Phys. A738, 337 (2004)

A.Saito, S.Shimoura, S.Takeuchi, T.Motobayashi, T.Minemura, Y.U.Matsuyama, H.Baba, H.Akiyoshi, Y.Ando, N.Aoi, Zs.Fulop, T.Gomi, Y.Higurashi, M.Hirai, K.Ieki, N.Imai, N.Iwasa, H.Iwasaki, Y.Iwata, S.Kanno, H.Kobayashi, S.Kubono, M.Kunibu, M.Kurokawa, Z.Liu, S.Michimasa, T.Nakamura, S.Ozawa, H.Sakurai, M.Serata, E.Takeshita, T.Teranishi, K.Ue, K.Yamada, Y.Yanagisawa, M.Ishihara

Molecular states in neutron-rich beryllium isotopes

NUCLEAR REACTIONS 4He(12Be, 26He), (12Be, α8He), E ≈ 60 MeV/nucleon; measured excitation energy spectra, σ(E, θ). 12Be deduced excited states J, π.

doi: 10.1016/j.nuclphysa.2004.04.057
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2004SH24      Nucl.Phys. A738, 162 (2004)

S.Shimoura

Excited states in exotic nuclei populated by direct reactions of RI beams

NUCLEAR REACTIONS 4He(12Be, 12Be'), (12Be, 13B), E=60 MeV/nucleon; analyzed Eγ, σ(E, θ). 12Be, 13B deduced excited states features.

doi: 10.1016/j.nuclphysa.2004.04.026
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2004SH29      Nucl.Instrum.Methods Phys.Res. A525, 188 (2004)

S.Shimoura

Position sensitivity of Ge detectors and its applications to in-beam nuclear spectroscopy

NUCLEAR REACTIONS 4He(12Be, 12Be'), E=50 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin. 12Be deduced transitions. Segmented planar Ge detectors.

doi: 10.1016/j.nima.2004.03.044
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2004YA01      Phys.Lett. B 579, 265 (2004)

K.Yamada, T.Motobayashi, H.Akiyoshi, N.Aoi, Zs.Fulop, T.Gomi, Y.Higurashi, N.Imai, N.Iwasa, H.Iwasaki, Y.Iwata, H.Kobayashi, M.Kurokawa, Z.Liu, T.Minemura, S.Ozawa, H.Sakurai, M.Serata, S.Shimoura, S.Takeuchi, T.Teranishi, Y.Yanagisawa, K.Yoshida, M.Ishihara

E1 strength of the subthreshold 3/2+ state in 15O studied by Coulomb excitation

NUCLEAR REACTIONS 208Pb(15O, 15O'), E=85 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. 15O level deduced radiative width. Astrophysical implications discussed.

doi: 10.1016/j.physletb.2003.11.024
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2004YA10      Nucl.Phys. A734, 374 (2004)

Y.Yanagisawa, M.Notani, H.Sakurai, M.Kunibu, H.Akiyoshi, N.Aoi, H.Baba, K.Demichi, N.Fukuda, H.Hasegawa, Y.Higurashi, M.Ishihara, N.Iwasa, H.Iwasaki, T.Gomi, S.Kanno, M.Kurokawa, Y.U.Matsuyama, S.Michimasa, T.Minemura, T.Mizoi, T.Nakamura, A.Saito, M.Serata, S.Shimoura, T.Sugimoto, E.Takeshita, S.Takeuchi, K.Ue, K.Yamada, K.Yoneda, T.Motobayashi

The First Excited State of 30Ne Studied by Proton Inelastic Scattering in Reversed Kinematics

NUCLEAR REACTIONS 1H(30Ne, 30Ne'), (29Ne, 29Ne'), E not given; measured Eγ, Iγ, (particle)γ-coin. 30Ne deduced level energy, deformation. 29Ne deduced transitions.

doi: 10.1016/j.nuclphysa.2004.01.071
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2003GO23      Nucl.Phys. A718, 508c (2003)

T.Gomi, T.Motobayashi, K.Yoneda, S.Kanno, N.Aoi, Y.Ando, H.Baba, K.Demichi, Zs.Fulop, U.Futakami, H.Hasegawa, Y.Higurashi, K.Ieki, N.Imai, N.Iwasa, H.Iwasaki, T.Kubo, S.Kubono, M.Kunibu, Y.U.Matsuyama, S.Michimasa, T.Minemura, H.Murakami, T.Nakamura, A.Saito, H.Sakurai, M.Serata, S.Shimoura, T.Sugimoto, E.Takeshita, S.Takeuchi, K.Ue, K.Yamada, Y.Yanagisawa, A.Yoshida, M.Ishihara

Study of the 22Mg(p, γ)23Al Reaction with the Coulomb-Dissociation Method

NUCLEAR REACTIONS 208Pb(23Al, p22Mg), E=50 MeV/nucleon; measured particle spectra, Eγ; deduced Coulomb dissociation σ.

doi: 10.1016/S0375-9474(03)00826-1
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2003IW02      Phys.Rev. C 67, 064315 (2003)

N.Iwasa, T.Motobayashi, H.Sakurai, H.Akiyoshi, Y.Ando, N.Aoi, H.Baba, N.Fukuda, Z.Fulop, U.Futakami, T.Gomi, Y.Higurashi, K.Ieki, H.Iwasaki, T.Kubo, S.Kubono, H.Kinugawa, H.Kumagai, M.Kunibu, S.Michimasa, T.Minemura, H.Murakami, K.Sagara, A.Saito, S.Shimoura, S.Takeuchi, Y.Yanagisawa, K.Yoneda, M.Ishihara

In-beam γ spectroscopy of 34Si with deuteron inelastic scattering using reverse kinematics

NUCLEAR REACTIONS 2H(34Si, 34Si'), E=38.4 MeV/nucleon; measured Eγ, Iγ, γγ-, (particle)γ-coin. 34Si deduced levels, J, π. Comparison with previous results.

doi: 10.1103/PhysRevC.67.064315
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