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NSR database version of April 11, 2024.

Search: Author = Y.Ichikawa

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2023IS02      Phys.Rev. C 107, 024306 (2023)

Y.Ishibashi, A.Gladkov, Y.Ichikawa, A.Takamine, H.Nishibata, T.Sato, H.Yamazaki, T.Abe, J.M.Daugas, T.Egami, T.Fujita, G.Georgiev, K.Imamura, T.Kawaguchi, W.Kobayashi, Y.Nakamura, A.Ozawa, M.Sanjo, N.Shimizu, D.Tominaga, L.C.Tao, K.Asahi, H.Ueno

Nuclear magnetic moment of the neutron-rich nucleus 21O

NUCLEAR MOMENTS 21O; measured Iβ, b(θ), β-NMR spectra; deduced g-factor, J and π of the ground state as 5/2+ based on comparison to single-particle g-factors, configuration, magnetic moment for the 5/2+ ground state. Comparison to shell-model predictions using the USD, YSOX, and SDPF-M interactions and to random phase approximation (RPA) based calculations. Measured with β-ray detected nuclear magnetic resonance (β-NMR) spectroscopy. Spin-polarized 21O beam produced in 9Be(22Ne, X), E=70 MeV/nucleon reaction, followed by separation of 21O fragments using RIPS separator at RIKEN.

doi: 10.1103/PhysRevC.107.024306
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2022NA31      Prog.Theor.Exp.Phys. 2022, 093D01 (2022)

T.Nanamura, K.Miwa, J.K.Ahn, Y.Akazawa, T.Aramaki, S.Ashikaga, S.Callier, N.Chiga, S.W.Choi, H.Ekawa, P.Evtoukhovitch, N.Fujioka, M.Fujita, T.Gogami, T.K.Harada, S.Hasegawa, S.H.Hayakawa, R.Honda, S.Hoshino, K.Hosomi, M.Ichikawa, Y.Ichikawa, M.Ieiri, M.Ikeda, K.Imai, Y.Ishikawa, S.Ishimoto, W.S.Jung, S.Kajikawa, H.Kanauchi, H.Kanda, T.Kitaoka, B.M.Kang, H.Kawai, S.H.Kim, K.Kobayashi, T.Koike, K.Matsuda, Y.Matsumoto, S.Nagao, R.Nagatomi, Y.Nakada, M.Nakagawa, I.Nakamura, M.Naruki, S.Ozawa, L.Raux, T.G.Rogers, A.Sakaguchi, T.Sakao, H.Sako, S.Sato, T.Shiozaki, K.Shirotori, K.N.Suzuki, S.Suzuki, M.Tabata, C.d L.Taille, H.Takahashi, T.Takahashi, T.N.Takahashi, H.Tamura, M.Tanaka, K.Tanida, Z.Tsamalaidze, M.Ukai, H.Umetsu, S.Wada, T.O.Yamamoto, J.Yoshida, K.Yoshimura

Measurement of differential cross sections for Σ+p elastic scattering in the momentum range 0.44-0.80 GeV/c

NUCLEAR REACTIONS 1H(Σ+, Σ+), E<1 GeV; measured reaction products, Ep, Ip; deduced σ(θ), missing mass spectrum. Comparison with the fss2 and FSS models based on the quark cluster model in the short-range region. J-PARC Hadron Experimental Facility.

doi: 10.1093/ptep/ptac101
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2021KU30      Phys.Rev. C 104, 064610 (2021)

A.Kubiela, H.Suzuki, O.B.Tarasov, M.Pfutzner, D.-S.Ahn, H.Baba, A.Bezbakh, A.A.Ciemny, W.Dominik, N.Fukuda, A.Giska, R.Grzywacz, Y.Ichikawa, Z.Janas, L.Janiak, G.Kaminski, K.Kawata, T.Kubo, M.Madurga, C.Mazzocchi, H.Nishibata, M.Pomorski, Y.Shimizu, N.Sokolowska, D.Suzuki, P.Szymkiewicz, A.Swiercz, M.Tajima, A.Takamine, H.Takeda, Y.Takeuchi, C.R.Thornsberry, H.Ueno, H.Yamazaki, R.Yokoyama, K.Yoshida

Production of the most neutron-deficient Zn isotopes by projectile fragmentation of 78Kr

NUCLEAR REACTIONS 9Be(78Kr, X)54Zn/55Zn/56Zn, E=345 MeV/nucleon; measured reaction products, production σ using BigRIPS separator at the RIBF-RIKEN facility. Comparison of measured σ for Zn isotopes in this work, and for germanium, selenium, and krypton isotopes in other studies with predictions of the EPAX3 parametrization, LISE++ abrasion-ablation model using the HFB22 mass model and the AME2020 mass tables. Relevance to production of nuclei decaying by 2p radioactivity such as 54Zn.

doi: 10.1103/PhysRevC.104.064610
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2730.


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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2021YO07      Prog.Theor.Exp.Phys. 2021, 073D02 (2021)

M.Yoshimoto, J.K.Ahn, B.Bassalleck, H.Ekawa, Y.Endo, M.Fujita, Y.Han, T.Hashimoto, S.H.Hayakawa, K.Hicks, K.Hoshino, S.Hoshino, S.H.Hwang, Y.Ichikawa, M.Ichikawa, K.Imai, Y.Ishikawa, H.Kanauchi, A.Kasagi, S.H.Kim, S.Kinbara, P.M.Lin, T.L.Ma, K.Miwa, A.T.Moe, Y.Nagase, K.Nakazawa, T.Nanamura, M.Naruki, A.N.L.Nyaw, J.Pochodzalla, H.Sako, S.Sato, M.M.Soe, M.K.Soe, J.Y.Sohn, H.Takahashi, T.Takahashi, H.Tamura, K.Tanida, A.M.M.Theint, K.T.Tint, M.Ukai, T.O.Yamamoto, S.B.Yang, C.S.Yoon, J.Yoshida, D.H.Zhang, Z.Zhang

First observation of a nuclear s-state of a Ξ hypernucleus, 15ΞC

NUCLEAR REACTIONS 14N(Ξ-, X), E not given; measured reaction products. 8Li, 9,10Be, 4,5He, 15C; deduced thin single-Λ hypernuclei, binding energies, energy levels. J-PARC experiment.

doi: 10.1093/ptep/ptab073
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2020BO04      Phys.Rev.Lett. 124, 112501 (2020)

F.Boulay, G.S.Simpson, Y.Ichikawa, S.Kisyov, D.Bucurescu, A.Takamine, D.S.Ahn, K.Asahi, H.Baba, D.L.Balabanski, T.Egami, T.Fujita, N.Fukuda, C.Funayama, T.Furukawa, G.Georgiev, A.Gladkov, M.Hass, K.Imamura, N.Inabe, Y.Ishibashi, T.Kawaguchi, T.Kawamura, W.Kim, Y.Kobayashi, S.Kojima, A.Kusoglu, R.Lozeva, S.Momiyama, I.Mukul, M.Niikura, H.Nishibata, T.Nishizaka, A.Odahara, Y.Ohtomo, D.Ralet, T.Sato, Y.Shimizu, T.Sumikama, H.Suzuki, H.Takeda, L.C.Tao, Y.Togano, D.Tominaga, H.Ueno, H.Yamazaki, X.F.Yang, J.M.Daugas

g Factor of the 99Zr(7/2+) Isomer: Monopole Evolution in the Shape-Coexisting Region

RADIOACTIVITY 99Zr(IT) [from 9Be(238U, X), E=345 MeV/nucleon];measured decay products, Eγ, Iγ; deduced g-ray energies, J, π, level scheme, g-factor using a method of time-differential perturbed angular distribution (TDPAD), T1/2. Comparison with IBFM-1 calculations.

doi: 10.1103/PhysRevLett.124.112501
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Data from this article have been entered in the XUNDL database. For more information, click here.


2020IC01      Prog.Theor.Exp.Phys. 2020, 123D01 (2020)

Y.Ichikawa, J.Yamagata-Sekihara, J.K.Ahn, Y.Akazawa, K.Aoki, E.Botta, H.Ekawa, P.Evtoukhovitch, A.Feliciello, M.Fujita, T.Gogami, S.Hasegawa, T.Hasegawa, S.Hayakawa, T.Hayakawa, S.Hirenzaki, R.Honda, K.Hosomi, K.Imai, W.Jung, S.Kanatsuki, S.H.Kim, S.Kinbara, K.Kobayashi, J.Lee, S.Marcello, K.Miwa, T.Moon, T.Nagae, Y.Nakada, M.Nakagawa, T.Nanamura, M.Naruki, A.Sakaguchi, H.Sako, S.Sato, Y.Sasaki, K.Shirotori, H.Sugimura, T.Takahashi, H.Tamura, K.Tanida, Z.Tsamalaidze, M.Ukai, T.O.Yamamoto

An event excess observed in the deeply bound region of the 12C (K-, p) missing-mass spectrum

NUCLEAR REACTIONS 12C(K-, p), E ∼ 1.8 GeV; measured reaction products, Ep, Ip; deduced the inclusive missing-mass spectrum. Comparison with the Green's function method calculations.

doi: 10.1093/ptep/ptaa139
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2019IC02      Nat.Phys. 15, 321 (2019)

Y.Ichikawa, H.Nishibata, Y.Tsunoda, A.Takamine, K.Imamura, T.Fujita, T.Sato, S.Momiyama, Y.Shimizu, D.S.Ahn, K.Asahi, H.Baba, D.L.Balabanski, F.Boulay, J.M.Daugas, T.Egami, N.Fukuda, C.Funayama, T.Furukawa, G.Georgiev, A.Gladkov, N.Inabe, Y.Ishibashi, T.Kawaguchi, T.Kawamura, Y.Kobayashi, S.Kojima, A.Kusoglu, I.Mukul, M.Niikura, T.Nishizaka, A.Odahara, Y.Ohtomo, T.Otsuka, D.Ralet, G.S.Simpson, T.Sumikama, H.Suzuki, H.Takeda, L.C.Tao, Y.Togano, D.Tominaga, H.Ueno, H.Yamazaki, X.F.Yang

Interplay between nuclear shell evolution and shape deformation revealed by the magnetic moment of 75Cu

NUCLEAR REACTIONS 27Al(76Zn, p)75Cu, E<345 MeV/nucleon; 9Be(238U, X)76Zn, E= 345 MeV/nucleon; measured reaction products, Eγ, Iγ. 75Cu; deduced γ-ray energies, J, π, nuclear magnetic moment. Comparison with theoretical calculations, systematics.

doi: 10.1038/s41567-018-0410-7
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Data from this article have been entered in the XUNDL database. For more information, click here.


2017SA16      Nucl.Phys. A961, 142 (2017)

K.Sawahata, A.Ozawa, Y.Saito, Y.Abe, Y.Ichikawa, N.Inaba, Y.Ishibashi, A.Kitagawa, S.Matsunaga, T.Moriguchi, D.Nagae, S.Okada, S.Sato, S.Suzuki, T.Suzuki, Y.Takeuchi, T.Yamaguchi, J.Zenihiro

Investigations of charge-changing processes for light proton-rich nuclei on carbon and solid-hydrogen targets

NUCLEAR REACTIONS 1H, 12C(25Si, x), (26Si, x), (27Si, x), (28Si, x), (33Cl, x), (34Ar, x), (35Ar, x), (36Ar, x), E≈300 MeV/nucleon; measured charge-changing reaction products; deduced total charge-changing σ, partial charge-changing σ; calculated total charge-changing σ, partial charge-changing σ. 1H, 25,26,27Si, 33Cl; calculated, estimated nuclear proton RMS radii using total charge-changing σ and Glauber model with correction factor. 33Cl; calculated, estimated proton skin thickness.

doi: 10.1016/j.nuclphysa.2017.02.012
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2531.


2016HE09      Phys.Rev. C 94, 034312 (2016)

H.Heylen, M.De Rydt, G.Neyens, M.L.Bissell, L.Caceres, R.Chevrier, J.M.Daugas, Y.Ichikawa, Y.Ishibashi, O.Kamalou, T.J.Mertzimekis, P.Morel, J.Papuga, A.Poves, M.M.Rajabali, C.Stodel, J.C.Thomas, H.Ueno, Y.Utsuno, N.Yoshida, A.Yoshimi

High-precision quadrupole moment reveals significant intruder component in 3313AL20 ground state

NUCLEAR MOMENTS 31,33Al; measured β-NQR spectra, static electric quadrupole moment by β-detected nuclear quadrupole resonance (β-NQR) method at LISE-GANIL facility. Spin polarized nuclei of 33Al were produced in 9Be(36S, X), E=77 MeV/nucleon reaction. Comparison with large-scale shell model calculations using SDPF-U-MIX interaction. Discussed configurations. Systematics of quadrupole moments for 27,29,31,33Al.

doi: 10.1103/PhysRevC.94.034312
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Data from this article have been entered in the XUNDL database. For more information, click here.


2016KU11      Phys.Rev. C 93, 054313 (2016)

A.Kusoglu, G.Georgiev, C.Sotty, D.L.Balabanski, A.Goasduff, Y.Ishii, Y.Abe, K.Asahi, M.Bostan, R.Chevrier, M.Chikamori, J.M.Daugas, T.Furukawa, H.Nishibata, Y.Ichikawa, Y.Ishibashi, R.Lozeva, H.Miyatake, D.Nagae, T.Nanao, M.Niikura, T.Niwa, S.Okada, A.Ozawa, Y.Saito, H.Shirai, H.Ueno, D.T.Yordanov, N.Yoshida

Magnetic moment of the 13/2+ isomeric state in 69Cu: Spin alignment in the one-nucleon removal reaction

NUCLEAR MOMENTS 69Cu; measured Eγ, Iγ, γγ-, (particle)γ-coin, γ-ray yields, γ(θ), Larmor precession under external magnetic field, time-dependent perturbed angular distribution (TDPAD) method; deduced isomer half-life, magnetic moment, multipolarity, spin alignment in one-nucleon removal reaction at RIKEN facility. 69Cu beam from 9Be(70Zn, X), E=63.13 MeV/nucleon reaction using RIPS separator at RIKEN.

NUCLEAR REACTIONS 9Be(70Zn, X)69Cu, E=63.13 MeV/nucleon; measured Eγ, Iγ, γγ-coin, γ(θ), isomer half-life by γ(t) using RIPS separator at RIKEN. 69Cu; deduced levels, multipolarity, g factor of a level in 69Cu, configurations. Comparison with shell-model calculations using JUN45 and jj4b interactions.

doi: 10.1103/PhysRevC.93.054313
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Data from this article have been entered in the XUNDL database. For more information, click here.


2016SA40      Nucl.Phys. A956, 850 (2016)

H.Sako, H.Harada, T.Sakaguchi, T.Chujo, S.Esumi, T.Gunji, S.Hasegawa, S.H.Hwang, Y.Ichikawa, K.Imai, K.Itakura, M.Kaneta, B.C.Kim, M.Kinsho, M.Kitazawa, Y.Liu, H.Masui, S.Nagamiya, K.Nishio, M.Okamura, K.Oyama, K.Ozawa, P.K.Saha, A.Sakaguchi, S.Sato, K.Shigaki, H.Sugimura, K.Tanida, J.Tamura, H.Tamura, Y.Nara, T.R.Saito, for the J-PARC and Heavy-Ion Collaboration

Studies of high density baryon matter with high intensity heavy-ion beams at J-PARC

doi: 10.1016/j.nuclphysa.2016.03.030
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2015IC01      Prog.Theor.Exp.Phys. 2015, 021D01 (2015)

Y.Ichikawa, T.Nagae, H.Fujioka, H.Bhang, S.Bufalino, H.Ekawa, P.Evtoukhovitch, A.Feliciello, S.Hasegawa, S.Hayakawa, R.Honda, K.Hosomi, K.Imai, S.Ishimoto, C.W.Joo, S.Kanatsuki, R.Kiuchi, T.Koike, H.Kumawat, Y.Matsumoto, K.Miwa, M.Moritsu, M.Naruki, M.Niiyama, Y.Nozawa, R.Ota, A.Sakaguchi, H.Sako, V.Samoilov, S.Sato, K.Shirotori, H.Sugimura, S.Suzuki, To.Takahashi, T.N.Takahashi, H.Tamura, T.Tanaka, K.Tanida, A.O.Tokiyasu, Z.Tsamalaidze, B.Roy, M.Ukai, T.O.Yamamoto, S.Yang

Observation of the "K- pp"-like structure in the d(π+, K+) reaction at 1.69 GeV/c

NUCLEAR REACTIONS 2H(π+, K+), E=1.69 GeV; measured reaction products; deduced "K- pp"-like structure, hyperon resonance, doorway states.

doi: 10.1093/ptep/ptv002
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2014AS03      Physics of Part.and Nuclei 45, 199 (2014)

K.Asahi, Y.Ichikawa, M.Chikamori, Y.Ohtomo, E.Hikota, T.Suzuki, T.Inoue, T.Furukawa, A.Yoshimi, K.Suzuki, T.Nanao, H.Miyatake, M.Tsuchiya, N.Yoshida, H.Shirai, T.Ino, H.Ueno, Y.Matsuo, T.Fukuyama

Search for electric dipole moment in 129Xe atom using a nuclear spin oscillator

ATOMIC PHYSICS 129Xe; analyzed experimental sensitivity for electric dipole moment measurements.

doi: 10.1134/S1063779614010080
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2456. Data from this article have been entered in the XUNDL database. For more information, click here.


2014YA28      Phys.Rev. A 90, 052516 (2014)

X.Yang, T.Furukawa, T.Wakui, T.Fujita, K.Imamura, Y.Mitsuya, M.Hayasaka, Y.Ichikawa, Y.Ishibashi, H.Shirai, T.Suzuki, Y.Ebara, A.Hatakeyama, M.Wada, T.Sonoda, Y.Ito, T.Kobayashi, S.Nishimura, Mizuki Kurata-Nishimura, Y.Kondo, K.-I.Yoneda, S.Kubono, Y.Ohshiro, H.Ueno, T.Shinozuka, T.Shimoda, K.Asahi, Y.Matsuo

Laser-radio-frequency double-resonance spectroscopy of 84-87Rb isotopes trapped in superfluid helium

NUCLEAR MOMENTS 84,85,86,87Rb; measured laser-radio-frequency double-resonance spectra; deduced nuclear spin values with reasonable accuracy.

doi: 10.1103/PhysRevA.90.052516
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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
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2013IN03      Hyperfine Interactions 220, 59 (2013)

T.Inoue, T.Furukawa, A.Yoshimi, Y.Ichikawa, M.Chikamori, Y.Ohtomo, M.Tsuchiya, N.Yoshida, H.Shirai, M.Uchida, K.Suzuki, T.Nanao, H.Miyatake, H.Ueno, Y.Matsuo, T.Fukuyama, K.Asahi

Nuclear spin maser and experimental search for 129Xe atomic EDM

NUCLEAR MOMENTS 129Xe; measured time-variations of the maser frequency and the cell temperature; deduced sources of systematic errors in electric dipole moment measurements.

doi: 10.1007/s10751-012-0751-z
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2013MO17      Hyperfine Interactions 220, 53 (2013)

S.Momota, M.Mihara, D.Nishimura, M.Fukuda, Y.Kamisho, M.Wakabayashi, K.Matsuta, S.Suzuki, M.Nagashima, S.Zhu, D.Yuan, Y.Zheng, Z.Yi, P.Fan, T.Izumikawa, A.Kitagawa, S.Sato, M.Kanazawa, M.Torikoshi, T.Minamisono, Y.Nakamura, K.Tashiro, A.Honma, N.Yoshida, H.Shirai, T.Ohtsubo, T.Nagatomo, H.Uenishi, K.Iwamoto, M.Yaguchi, T.Ogura, T.Ito, K.Yamamura, Y.Ichikawa, Y.Nojiri, J.R.Alonso, T.J.M.Symons

Momentum dependence of spin polarization for beta emitting nuclei produced through charge exchange reaction at intermediate energy

RADIOACTIVITY 28P(EC), (pEC) [from Be(28Si, X)28P, E=100 MeV/nucleon]; measured decay products, Eβ, Iβ; deduced rigidity distributions of 28P and 27Si, yields, nuclear polarization. Comparison with available data.

doi: 10.1007/s10751-012-0741-1
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2013MO25      Nucl.Phys. A914, 91c (2013)

M.Moritsu, S.Adachi, M.Agnello, S.Ajimura, K.Aoki, H.C.Bhang, B.Bassalleck, E.Botta, S.Bufalino, N.Chiga, H.Ekawa, P.Evtoukhovitch, A.Feliciello, H.Fujioka, S.Hayakawa, F.Hiruma, R.Honda, K.Hosomi, Y.Ichikawa, M.Ieiri, Y.Igarashie, K.Imai, N.Ishibashi, S.Ishimoto, K.Itahashi, R.Iwasaki, C.W.Joo, S.Kanatsuki, M.J.Kim, S.J.Kim, R.Kiuchi, T.Koike, Y.Komatsu, V.V.Kulikov, S.Marcello, S.Masumoto, Y.Matsumoto, K.Matsuoka, K.Miwa, T.Nagae, M.Naruki, M.Niiyama, H.Noumi, Y.Nozawa, R.Ota, K.Ozawa, N.Saito, A.Sakaguchi, H.Sako, V.Samoilov, M.Sato, S.Sato, Y.Sato, S.Sawada, M.Sekimoto, K.Shirotori, H.Sugimura, S.Suzuki, H.Takahashi, T.Takahashi, T.N.Takahashi, H.Tamura, T.Tanaka, K.Tanida, A.O.Tokiyasu, N.Tomida, Z.Tsamalaidze, M.Ukai, K.Yagi, T.O.Yamamoto, S.B.Yang, Y.Yonemoto, C.J.Yoon, K.Yoshida

Search for the Θ+ pentaquark at J-PARC

doi: 10.1016/j.nuclphysa.2013.01.010
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2407. Data from this article have been entered in the XUNDL database. For more information, click here.


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
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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
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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
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2012IM01      Phys.Rev. C 85, 034313 (2012)

N.Imai, Y.Hirayama, Y.X.Watanabe, T.Teranishi, T.Hashimoto, S.Hayakawa, Y.Ichikawa, H.Ishiyama, S.C.Jeong, D.Kahl, S.Kubono, H.Miyatake, H.Ueno, H.Yamaguchi, K.Yoneda, A.Yoshimi

Isobaric analog resonances of the N=21 nucleus 35Si

NUCLEAR REACTIONS 1H(34Si, p), [secondary 34Si from fragmentation of 63 MeV/nucleon 40Ar beam], E=5 MeV/nucleon; measured particle spectra, energy loss, cross sections of the proton elastic scattering at E(p)(cm)=2.5-5.5 MeV. 35P; deduced resonances, proton widths, total widths, spectroscopic factors; IAR of 35Si states. R-matrix analysis. 35Si; deduced levels, J, π from IAR assignment. Thick target inverse kinematics (TTIK) experiments at RIKEN facility. Comparison of 35Si levels with those in N=21 nuclei of 33Mg, 37S, 39Ar, 41Ca. Comparison with previous studies.

doi: 10.1103/PhysRevC.85.034313
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2012SH22      Phys.Lett. B 714, 246 (2012)

K.Shimada, H.Ueno, G.Neyens, K.Asahi, D.L.Balabanski, J.M.Daugas, M.Depuydt, M.De Rydt, L.Gaudefroy, S.Grevy, Y.Hasama, Y.Ichikawa, D.Kameda, P.Morel, T.Nagatomo, L.Perrot, Ch.Stodel, J.-C.Thomas, Y.Utsuno, W.Vanderheijden, N.Vermeulen, P.Vingerhoets, E.Yagi, K.Yoshida, A.Yoshimi

Erosion of N = 20 shell in 33Al investigated through the ground-state electric quadrupole moment

NUCLEAR MOMENTS 33Al; measured NMR spectrum; deduced ground state electric quadrupole moment. Comparison with shell model calculations.

doi: 10.1016/j.physletb.2012.07.030
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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
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2011MA88      J.Phys.:Conf.Ser. 312, 092039 (2011)

K.Matsuta, D.Nishimura, M.Fukuda, Y.Fujita, M.Mihara, E.Ganioglu, G.Susoy, Y.Ichikawa, S.Momota, A.Kitagawa, M.Kanazawa, M.Torikoshi, S.Sato, B.Rubio

Precise Branching Ratio of 24mAl Beta Decay

RADIOACTIVITY 24mAl(IT), (EC), (β+)[from fragment separator]; measured Eγ, Ig, β-delayed Eγ, Iγ(t) using HPGe, Eβ, Iβ(t), βγ-coin. 24Mg, 24Al, 24mAl deduced branching ratios, log ft from individual levels. Compared with other data and published shell-model calculations.

doi: 10.1088/1742-6596/312/9/092039
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2011NI18      Eur.Phys.J. A 47, 155 (2011)

D.Nishimura, Y.Fujita, M.Fukuda, E.Ganioglu, Y.Ichikawa, M.Kanazawa, A.Kitagawa, M.Mihara, S.Momota, B.Rubio, S.Sato, G.Susoy, M.Torikoshi, K.Matsuta

Beta and gamma decays of Jπ = 1+, 24mAl state β and γ branching ratios

RADIOACTIVITY 24mAl(IT), (EC), (β+)[from HIMAC synchrotron fragment separator]; measured β decay time spectra, Eγ, Iγβγ-coin; deduced γ branching ratio, B(GT), B(M3). Compared with other data.

doi: 10.1140/epja/i2011-11155-7
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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
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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
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2010MI30      Hyperfine Interactions 197, 143 (2010)

M.Mihara, T.Izumikawa, H.Ueno, K.Matsuta, D.Nishimura, T.Nagatomo, T.Moriguchi, Y.Ito, D.Nagae, M.Fukuda, A.Yoshimi, K.Yamada, M.Takechi, Y.Ichikawa, S.Momota, Y.Hirayama, T.Ohtsubo, S.Suzuki, T.Kubo, Y.Namiki, A.Ozawa, Y.Ishibashi, H.Oishi, K.Suzuki, I.Hachiuma, K.Namihira, D.Horikawa, T.Minamisono, T.Yamaguchi, T.Kuboki, T.Suzuki, K.Satoh, Y.Kobayashi, K.Asahi, K.Matsukawa, K.Shirai

Beta-NMR measurement of 58Cu in Si

RADIOACTIVITY 58Cu(EC)(β+); measured polarization in magnetic field, β-NMR; deduced μ.

doi: 10.1007/s10751-010-0249-5
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2010UE01      Phys.Rev. C 82, 021602 (2010)

T.Uesaka, S.Sakaguchi, Y.Iseri, 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, M.Tanifuji, A.Tamii, T.Wakui, K.Yako, Y.Yamamoto, M.Yamaguchi

Analyzing power for proton elastic scattering from the neutron-rich 6He nucleus

NUCLEAR REACTIONS 1H(6He, 6He), E=71 MeV/nucleon; measured σ(θ), vector analyzing power, polarized proton solid target. Comparison with t-matrix and g-matrix microscopic folding calculations. Discussed α-core distribution in 6He.

doi: 10.1103/PhysRevC.82.021602
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2009DE25      Phys.Lett. B 678, 344 (2009)

M.De Rydt, G.Neyens, K.Asahi, D.L.Balabanski, J.M.Daugas, M.Depuydt, L.Gaudefroy, S.Grevy, Y.Hasama, Y.Ichikawa, P.Morel, T.Nagatomo, T.Otsuka, L.Perrot, K.Shimada, C.Stodel, J.C.Thomas, H.Ueno, Y.Utsuno, W.Vanderheijden, N.Vermeulen, P.Vingerhoets, A.Yoshimi

Precision measurement of the electric quadrupole moment of 31Al and determination of the effective proton charge in the sd-shell

RADIOACTIVITY 31Al(β-); measured electric quadrupole coupling constant; deduced quadrupole moment, proton effective charge using two β-NQR techniques. Comparison with shell model. Quadrupole systematics in nearby nuclei discussed.

doi: 10.1016/j.physletb.2009.06.043
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2009IC05      Phys.Rev. C 80, 044302 (2009)

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

β decay of the proton-rich nucleus 24Si and its mirror asymmetry

RADIOACTIVITY 24Si(β+), (β+p), 23Al(β+)[from 9Be(28Si, X), E=100 MeV/nucleon]; measured Eγ, Iγ, Ep, Ip, βγ-, γγ-coin, half-lives. 24Al, 23Mg; deduced levels, J, π, β+ and delayed-proton emission probabilities, logft, and B(GT) strengths. 20,21Na, 22,23Mg, 24Al(β+); measured Eγ. Comparison with shell-model calculation. Comparison of B(GT) strengths from 24Si and 24Ne decays. RIKEN-RIPS facility.

doi: 10.1103/PhysRevC.80.044302
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2009IC06      Eur.Phys.J. A 42, 375 (2009)

Y.Ichikawa, T.Kubo, N.Aoi, V.Banerjee, A.Chakrabarti, N.Fukuda, H.Iwasaki, S.Kubono, T.Motobayashi, T.Nakabayashi, T.Nakamura, T.Nakao, T.Okumura, H.J.Ong, T.K.Onishi, D.Suzuki, H.Suzuki, M.K.Suzuki, T.Teranishi, K.N.Yamada, H.Yamaguchi, H.Sakurai

Beta-decay study of Tz = -2 proton-rich nucleus 24Si

RADIOACTIVITY 24Si(β+), (β+p) [from 9Be, Ni(28Si, X), E=100 MeV/nucleon]; measured Eγ, Iγ, Ep, Ip, βγ-, γγ-coin, T1/2 at RIKEN RIPS facility. 24Al, 23Mg; deduced levels, J, π, branching ratios, emission probabilities.

doi: 10.1140/epja/i2008-10761-8
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2009NA41      Eur.Phys.J. A 42, 383 (2009)

T.Nagatomo, K.Shimada, K.Asahi, D.L.Balabanski, J.M.Daugas, M.Depuydt, M.De Rydt, L.Gaudefroy, S.Grevy, Y.Hasama, Y.Ichikawa, D.Kameda, P.Morel, L.Perrot, C.Stodel, J.C.Thomas, W.Vanderheijden, N.Vermeulen, P.Vingerhoets, A.Yoshimi, G.Neyens, H.Ueno

Electric quadrupole moment of the neutron-rich 33Al

RADIOACTIVITY 33Al(β-)[from Be(36S, X), E=77.5 MeV/nucleon]; measured β-NQR spectra from polarized 33Al nuclei. LISE spectrometer at GANIL.

NUCLEAR MOMENTS 33Al; measured electric quadrupole moment by β-ray detected nuclear quadrupole resonance (β-NQR) method. Relevance to 'Island of Inversion'. Polarized 33Al nuclei.

doi: 10.1140/epja/i2009-10885-3
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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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Data from this article have been entered in the XUNDL database. For more information, click here.


2009ON02      Eur.Phys.J. A 42, 393 (2009)

H.J.Ong, N.Imai, D.Suzuki, H.Iwasaki, H.Sakurai, T.K.Onishi, M.K.Suzuki, S.Ota, S.Takeuchi, T.Nakao, Y.Togano, Y.Kondo, N.Aoi, H.Baba, S.Bishop, Y.Ichikawa, M.Ishihara, T.Kubo, K.Kurita, T.Motobayashi, T.Nakamura, T.Okumura, Y.Yanagisawa

Observation/confirmation of hindered E2 strength in 18C/16C

NUCLEAR REACTIONS 9Be(16C, 16C'), (18C, 18C'), E=72.79 MeV/nucleon; 16,18C; measured measured Eγ, Iγ, γγ-coin, half-lives using the upgraded recoil shadow method; deduced mean lifetime, B(E2), hinderance of transition strength, proton-shell closure. 22Ne secondary beams.

doi: 10.1140/epja/i2009-10804-8
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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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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2122. Data from this article have been entered in the XUNDL database. For more information, click here.


2008ON02      Phys.Rev. C 78, 014308 (2008)

H.J.Ong, N.Imai, D.Suzuki, H.Iwasaki, H.Sakurai, T.K.Onishi, M.K.Suzuki, S.Ota, S.Takeuchi, T.Nakao, Y.Togano, Y.Kondo, N.Aoi, H.Baba, S.Bishop, Y.Ichikawa, M.Ishihara, T.Kubo, K.Kurita, T.Motobayashi, T.Nakamura, T.Okumura, Y.Yanagisawa

Lifetime measurements of first excited states in 16, 18C

NUCLEAR REACTIONS 9Be(16C, 16C'), E=40 MeV/nucleon;9Be(18C, 18C'), (18C, 11Be), (18C, 16N), E=79 MeV/nucleon; measured Eγ, Iγ, γγ-coin, half-lives using recoil shadow method. 11Be, 16N, 16,18C; deduced levels, J, π, B(E2). 14C, 16,18,20,22O, 34Si, 38,40,46,48Ca; comparison of B(E2) values.

doi: 10.1103/PhysRevC.78.014308
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2008SU12      Phys.Lett. B 666, 222 (2008)

D.Suzuki, H.Iwasaki, H.J.Ong, N.Imai, H.Sakurai, T.Nakao, N.Aoi, H.Baba, S.Bishop, Y.Ichikawa, M.Ishihara, Y.Kondo, T.Kubo, K.Kurita, T.Motobayashi, T.Nakamura, T.Okumura, T.K.Onishi, S.Ota, M.K.Suzuki, S.Takeuchi, Y.Togano, Y.Yanagisawa

Lifetime measurements of excited states in 17C: Possible interplay between collectivity and halo effects

NUCLEAR REACTIONS 9Be(18C, n17C), E not given; measured Eγ, Iγ, lifetimes of low lying states using recoil shadow method. 17C; deduced B(M1).

doi: 10.1016/j.physletb.2008.07.055
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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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2005HA64      Eur.Phys.J. A 25, Supplement 1, 255 (2005)

M.Hatano, H.Sakai, T.Wakui, T.Uesaka, N.Aoi, Y.Ichikawa, T.Ikeda, K.Itoh, H.Iwasaki, T.Kawabata, H.Kuboki, Y.Maeda, N.Matsui, T.Ohnishi, T.K.Onishi, T.Saito, N.Sakamoto, M.Sasano, Y.Satou, K.Sekiguchi, K.Suda, A.Tamii, Y.Yanagisawa, K.Yako

First experiment of 6He with a polarized proton target

NUCLEAR REACTIONS 1H(6He, 6He), E=71 MeV/nucleon; measured σ(θ), analyzing powers; deduced optical model parameters. 6He deduced rms radius. Polarized target. Comparison with model predictions.

doi: 10.1140/epjad/i2005-06-110-5
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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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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2018. Data from this article have been entered in the XUNDL database. For more information, click here.


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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2005ON03      Phys.Rev. C 72, 024308 (2005)

T.K.Onishi, A.Gelberg, H.Sakurai, K.Yoneda, N.Aoi, N.Imai, H.Baba, P.von Brentano, N.Fukuda, Y.Ichikawa, M.Ishihara, H.Iwasaki, D.Kameda, T.Kishida, A.F.Lisetskiy, H.J.Ong, M.Osada, T.Otsuka, M.K.Suzuki, K.Ue, Y.Utsuno, H.Watanabe

Gamow-Teller decay of the T = 1 nucleus 46Cr

RADIOACTIVITY 46Cr(β+) [from 9Be(50Cr, X)]; measured Eγ, Iγ, γγ-, βγ-coin, T1/2; deduced Gamow-Teller decay branching ratio, B(GT). 46V deduced transitions. Comparison with model predictions.

doi: 10.1103/PhysRevC.72.024308
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Data from this article have been entered in the XUNDL database. For more information, click here.


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