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NSR database version of April 11, 2024.

Search: Author = K.Kusaka

Found 31 matches.

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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
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2022AH02      Phys.Rev.Lett. 129, 212502 (2022)

D.S.Ahn, J.Amano, H.Baba, N.Fukuda, H.Geissel, N.Inabe, S.Ishikawa, N.Iwasa, T.Komatsubara, T.Kubo, K.Kusaka, D.J.Morrissey, T.Nakamura, M.Ohtake, H.Otsu, T.Sakakibara, H.Sato, B.M.Sherrill, Y.Shimizu, T.Sumikama, H.Suzuki, H.Takeda, O.B.Tarasov, H.Ueno, Y.Yanagisawa, K.Yoshida

Discovery of 39Na

NUCLEAR REACTIONS 9Be(48Ca, X)39Na/35Na/37Na/40Mg/41Al/34Ne, E=345 eV/nucleon; measured reaction products; deduced new isotope 39Na, lack of 35,36Ne, the neutron dripline nucleus of neon. RIKEN Nishina Center Radioactive Isotope Beam Factory.

doi: 10.1103/PhysRevLett.129.212502
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Data from this article have been entered in the XUNDL database. For more information, click here.


2022TA12      Phys.Rev. C 106, 014617 (2022)

M.Tanaka, M.Takechi, A.Homma, A.Prochazka, M.Fukuda, D.Nishimura, T.Suzuki, T.Moriguchi, D.S.Ahn, A.Aimaganbetov, M.Amano, H.Arakawa, S.Bagchi, K.-H.Behr, N.Burtebayev, K.Chikaato, H.Du, T.Fujii, N.Fukuda, H.Geissel, T.Hori, S.Hoshino, R.Igosawa, A.Ikeda, N.Inabe, K.Inomata, K.Itahashi, T.Izumikawa, D.Kamioka, N.Kanda, I.Kato, I.Kenzhina, Z.Korkulu, Y.Kuk, K.Kusaka, K.Matsuta, M.Mihara, E.Miyata, D.Nagae, S.Nakamura, M.Nassurlla, K.Nishimuro, K.Nishizuka, K.Ohnishi, M.Ohtake, T.Ohtsubo, S.Omika, H.J.Ong, A.Ozawa, H.Sakurai, C.Scheidenberger, Y.Shimizu, T.Sugihara, T.Sumikama, H.Suzuki, S.Suzuki, H.Takeda, Y.Tanaka, Y.K.Tanaka, I.Tanihata, T.Wada, K.Wakayama, S.Yagi, T.Yamaguchi, R.Yanagihara, Y.Yanagisawa, K.Yoshida, T.K.Zholdybayev

Charge-changing cross sections for 42-51Ca and effect of charged-particle evaporation induced by neutron-removal reactions

NUCLEAR REACTIONS 12C(42Ca, X), (43Ca, X), (44Ca, X), (45Ca, X), (46Ca, X), (47Ca, X), (48Ca, X), (49Ca, X), (50Ca, X), (51Ca, X), E=280 MeV/nucleon; measured reaction products; deduced charge-exchange σ. Comparison to Glauber-like model calculations. Observed significant decrease of charge-exchange cross-section with increase of point-proton radius and attributed this effect to attributed to the charged-particle evaporation induced by the neutron-removal reaction. Used the conclusions of the present work to re-analyze charge-exchange σ for Be, B, C, N, O, F, Si, Ti, Ca, Fe isotopes. BigRIPS fragment separator at RI Beam Factory (RIBF).

doi: 10.1103/PhysRevC.106.014617
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2733.


2020SU01      Nucl.Instrum.Methods Phys.Res. B463, 237 (2020)

T.Sumikama, T.Kubo, N.Fukuda, D.S.Ahn, H.Takeda, Y.Shimizu, H.Suzuki, N.Inabe, D.Murai, H.Sato, K.Kusaka, Y.Yanagisawa, M.Ohtake, K.Yoshida

First success of RI-beam separation and particle identification for nuclei with atomic number Z > 82 at RIKEN RI beam factory

NUCLEAR REACTIONS 9Be(238U, X)208Rn, E=345 MeV/nucleon; measured reaction products; deduced heavy RI beam purity.

doi: 10.1016/j.nimb.2019.05.030
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2020SU23      Phys.Rev. C 102, 064615 (2020)

H.Suzuki, K.Yoshida, N.Fukuda, H.Takeda, Y.Shimizu, D.S.Ahn, T.Sumikama, N.Inabe, T.Komatsubara, H.Sato, Z.Korkulu, K.Kusaka, Y.Yanagisawa, M.Ohtake, H.Ueno, T.Kubo, S.Michimasa, N.Kitamura, K.Kawata, N.Imai, O.B.Tarasov, D.Bazin, J.Nolen, W.F.Henning

Experimental studies of the two-step scheme with an intense radioactive 132Sn beam for next-generation production of very neutron-rich nuclei

NUCLEAR REACTIONS 9Be(132Sn, X)108Nb/109Nb/110Nb/111Nb/112Nb/111Mo/112Mo/113Mo/114Mo/115Mo/116Mo/114Tc/115Tc/116Tc/117Tc/118Tc/119Tc/115Ru/116Ru/117Ru/118Ru/119Ru/120Ru/121Ru/122Ru/123Ru/120Rh/121Rh/122Rh/123Rh/124Rh/125Rh/126Rh/117Pd/118Pd/119Pd/120Pd/121Pd/122Pd/123Pd/124Pd/125Pd/126Pd/127Pd/128Pd/129Pd/130Pd/131Pd/126Ag/127Ag/128Ag/129Ag/130Ag/129Cd/130Cd/131Cd, E=278 MeV/nucleon, [132Sn secondary beam from 9Be(238U, F), E=345 MeV/nucleon primary reaction]; measured neutron-rich reaction products, A/Q particle-identification plots, production σ in two-step mechanism of fission and fragmentation using BigRIPS separator and ZeroDegree spectrometer at RIBF-RIKEN facility. Comparison of production σ for one-step (in-flight fission or fragmentation) and two-step (ISOL followed by in-beam fragmentation) mechanisms. Comparison with experimental production σ data from GSI, and with theoretical calculations using CORFA1.0 and EPAX3.1a codes.

doi: 10.1103/PhysRevC.102.064615
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2685.


2020TA05      Phys.Rev.Lett. 124, 102501 (2020)

M.Tanaka, M.Takechi, A.Homma, M.Fukuda, D.Nishimura, T.Suzuki, Y.Tanaka, T.Moriguchi, D.S.Ahn, A.Aimaganbetov, M.Amano, H.Arakawa, S.Bagchi, K.-H.Behr, N.Burtebayev, K.Chikaato, H.Du, S.Ebata, T.Fujii, N.Fukuda, H.Geissel, T.Hori, W.Horiuchi, S.Hoshino, R.Igosawa, A.Ikeda, N.Inabe, K.Inomata, K.Itahashi, T.Izumikawa, D.Kamioka, N.Kanda, I.Kato, I.Kenzhina, Z.Korkulu, Y.Kuk, K.Kusaka, K.Matsuta, M.Mihara, E.Miyata, D.Nagae, S.Nakamura, M.Nassurlla, K.Nishimuro, K.Nishizuka, K.Ohnishi, M.Ohtake, T.Ohtsubo, S.Omika, H.J.Ong, A.Ozawa, A.Prochazka, H.Sakurai, C.Scheidenberger, Y.Shimizu, T.Sugihara, T.Sumikama, H.Suzuki, S.Suzuki, H.Takeda, Y.K.Tanaka, I.Tanihata, T.Wada, K.Wakayama, S.Yagi, T.Yamaguchi, R.Yanagihara, Y.Yanagisawa, K.Yoshida, T.K.Zholdybayev

Swelling of Doubly Magic 48Ca Core in Ca Isotopes beyond N=28

NUCLEAR REACTIONS C(42Ca, X), (43Ca, X), (44Ca, X), (45Ca, X), (46Ca, X), (47Ca, X), (48Ca, X), (49Ca, X), (50Ca, X), (51Ca, X), E=280 MeV/nucleon; measured reaction products. 42,43,44,45,46,47,48,49,50,51Ca; deduced neutron number dependence in root-mean-square matter radii, novel growth in neutron skin thickness. Comparison with mean field calculations.

doi: 10.1103/PhysRevLett.124.102501
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2656.


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.


2019AH07      Phys.Rev.Lett. 123, 212501 (2019)

D.S.Ahn, N.Fukuda, H.Geissel, N.Inabe, N.Iwasa, T.Kubo, K.Kusaka, D.J.Morrissey, D.Murai, T.Nakamura, M.Ohtake, H.Otsu, H.Sato, B.M.Sherrill, Y.Shimizu, H.Suzuki, H.Takeda, O.B.Tarasov, H.Ueno, Y.Yanagisawa, K.Yoshida

Location of the Neutron Dripline at Fluorine and Neon

NUCLEAR REACTIONS 9Be(48Ca, X)32F/33F/35Ne/36Ne/38Na, E=345 MeV/nucleon; measured reaction products; deduced σ. Comparison with the expected EPAX 2.15 and systematic yields.

doi: 10.1103/PhysRevLett.123.212501
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2645. Data from this article have been entered in the XUNDL database. For more information, click here.


2018FU08      J.Phys.Soc.Jpn. 87, 014202 (2018)

N.Fukuda, T.Kubo, D.Kameda, N.Inabe, H.Suzuki, Y.Shimizu, H.Takeda, K.Kusaka, Y.Yanagisawa, M.Ohtake, K.Tanaka, K.Yoshida, H.Sato, H.Baba, M.Kurokawa, T.Ohnishi, N.Iwasa, A.Chiba, T.Yamada, E.Ideguchi, S.Go, R.Yokoyama, T.Fujii, H.Nishibata, K.Ieki, D.Murai, S.Momota, D.Nishimura, Y.Sato, J.Hwang, S.Kim, O.B.Tarasov, D.J.Morrissey, G.Simpson

Identification of New Neutron-Rich Isotopes in the Rare-Earth Region Produced by 345 MeV/nucleon 238U

NUCLEAR REACTIONS 9Be(238U, F)153Ba/154Ba/154La/155La/156La/156Ce/157Ce/158Ce/156Pr/157Pr/158Pr/159Pr/160Pr/161Pr/162Nd/163Nd/164Pm/165Pm/166Sm/167Sm/168Sm/169Eu/171Gd/172Gd/173Tb/174Tb/175Dy/176Dy/177Ho/178Ho/179Er/180Er, E=345 MeV/nucleon; measured reaction products, A/Q spectra, and production cross sections for 29 new neutron-rich isotopes using BigRIPS spectrometer at RIBF-RIKEN facility.

doi: 10.7566/JPSJ.87.014202
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2561. Data from this article have been entered in the XUNDL database. For more information, click here.


2018TA17      Phys.Rev.Lett. 121, 022501 (2018)

O.B.Tarasov, D.S.Ahn, D.Bazin, N.Fukuda, A.Gade, M.Hausmann, N.Inabe, S.Ishikawa, N.Iwasa, K.Kawata, T.Komatsubara, T.Kubo, K.Kusaka, D.J.Morrissey, M.Ohtake, H.Otsu, M.Portillo, T.Sakakibara, H.Sakurai, H.Sato, B.M.Sherrill, Y.Shimizu, A.Stolz, T.Sumikama, H.Suzuki, H.Takeda, M.Thoennessen, H.Ueno, Y.Yanagisawa, K.Yoshida

Discovery of 60Ca and Implications For the Stability of 70Ca

NUCLEAR REACTIONS 9Be(70Zn, X)47P/49S/52Cl/54Ar/57K/59Ca/60Ca/62Sc, E=345 MeV/nucleon; measured reaction products. 59K; deduced new isotopes discovery. Comparison with the drip-line predictions of a wide variety of mass models.

doi: 10.1103/physrevlett.121.022501
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2586. Data from this article have been entered in the XUNDL database. For more information, click here.


2017SU26      Phys.Rev. C 96, 034604 (2017)

H.Suzuki, T.Kubo, N.Fukuda, N.Inabe, D.Kameda, H.Takeda, K.Yoshida, K.Kusaka, Y.Yanagisawa, M.Ohtake, H.Sato, Y.Shimizu, H.Baba, M.Kurokawa, K.Tanaka, O.B.Tarasov, D.Bazin, D.J.Morrissey, B.M.Sherrill, K.Ieki, D.Murai, N.Iwasa, A.Chiba, Y.Ohkoda, E.Ideguchi, S.Go, R.Yokoyama, T.Fujii, D.Nishimura, H.Nishibata, S.Momota, M.Lewitowicz, G.De France, I.Celikovic, K.Steiger

Discovery of new isotopes 81, 82Mo and 85, 86Ru and a determination of the particle instability of 103Sb

NUCLEAR REACTIONS 9Be(124Xe, X), E=345 MeV/nucleon; measured reaction products for Z=28-53, A/Q=1.925-2.4 fragments, production yields and cross sections of A=70-90, Z=34-44 isotopes using the BigRIPS separator at RIBF-RIKEN facility. 81,82Mo, 85,86Ru; measured production σ for new nuclides, and compared with theoretical σ from EPAX3.1a and EPAX2.15 codes. 76Y, 78Zr; confirmed previous identification of these nuclides. 75Br, 76Kr, 77,79Rb, 78,80Sr, 79,81Y, 79,80,82Zr, 81,83Nb, 82,83,84Mo, 85Tc, 86,87Ru, 99In, 101Sn, 103Sb, 105Te; measured production yields. 81Nb, 85Tc, 103Sb; measured production yields, and the upper limits for half-lives; deduced particle-unbound character. See also 2013Su23 for preliminary and partial results in the present paper.

doi: 10.1103/PhysRevC.96.034604
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2554. Data from this article have been entered in the XUNDL database. For more information, click here.


2017YO01      Phys.Rev. C 95, 034313 (2017)

R.Yokoyama, S.Go, D.Kameda, T.Kubo, N.Inabe, N.Fukuda, H.Takeda, H.Suzuki, K.Yoshida, K.Kusaka, K.Tanaka, Y.Yanagisawa, M.Ohtake, H.Sato, Y.Shimizu, H.Baba, M.Kurokawa, D.Nishimura, T.Ohnishi, N.Iwasa, A.Chiba, T.Yamada, E.Ideguchi, T.Fujii, H.Nishibata, K.Ieki, D.Murai, S.Momota, Y.Sato, J.W.Hwang, S.Kim, O.B.Tarasov, D.J.Morrissey, B.M.Sherrill, G.Simpson, C.R.Praharaj

New K isomers in the neutron-rich N=100 isotones 162Sm, 163Eu, and 164Gd

NUCLEAR REACTIONS 9Be(238U, F)162Sm/163Eu/164Gd, E=345 MeV/nucleon; measured reaction products through measurements of magnetic rigidity, time of flight (TOF), and energy loss in BigRIPS spectrometer at RIBF-RIKEN facility, Eγ, Iγ, delayed γ spectra, half-lives of μs isomers by γ(t). 162Sm, 163Eu, 164Gd; deduced levels, J, π, bands, reduced hindrance factors for E1 transitions from the isomers, configurations. Systematics of level energies in N=100 isotones of 162Sm, 164Gd, 166Dy, 168Er and 170Yb. Comparisons with deformed Hartree-Fock calculations.

doi: 10.1103/PhysRevC.95.034313
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Data from this article have been entered in the XUNDL database. For more information, click here.


2014OZ02      Phys.Rev. C 89, 044602 (2014)

A.Ozawa, T.Moriguchi, T.Ohtsubo, N.Aoi, D.Q.Fang, N.Fukuda, M.Fukuda, H.Geissel, I.Hachiuma, N.Inabe, Y.Ishibashi, S.Ishimoto, Y.Ito, T.Izumikawa, D.Kameda, T.Kubo, T.Kuboki, K.Kusaka, M.Lantz, Y.G.Ma, M.Mihara, Y.Miyashita, S.Momota, D.Nagae, K.Namihira, D.Nishimura, H.Ooishi, Y.Ohkuma, T.Ohnishi, M.Ohtake, K.Ogawa, Y.Shimbara, T.Suda, T.Sumikama, H.Suzuki, S.Suzuki, T.Suzuki, M.Takechi, H.Takeda, K.Tanaka, R.Watanabe, M.Winkler, T.Yamaguchi, Y.Yanagisawa, Y.Yasuda, K.Yoshinaga, A.Yoshida, K.Yoshida

Charge-changing cross sections of 30Ne, 32, 33Na with a proton target

NUCLEAR REACTIONS 1H(30Ne, X), (32Na, X), (33Na, X), [secondary 30Ne, 32,33Na beams from 9Be(48Ca, X)30Ne/31Ne/31Na/32Na/33Na, E=345 MeV/nucleon primary reaction], E≈240 MeV/nucleon; measured particle spectra, charge-changing, partial charge-changing and charge-pickup σ using Big-RIPS and ZDS spectrometers at RIBF-RIKEN facility; deduced rms proton and matter radii, neutron skin thickness. 30Ne, 32Na; deduced neutron skin thickness, rms proton radii. Glauber-model analysis. Comparison with previous experimental results.

doi: 10.1103/PhysRevC.89.044602
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2455.


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


2013SU23      Nucl.Instrum.Methods Phys.Res. B317, 756 (2013)

H.Suzuki, T.Kubo, N.Fukuda, N.Inabe, D.Kameda, H.Takeda, K.Yoshida, K.Kusaka, Y.Yanagisawa, M.Ohtake, H.Sato, Y.Shimizu, H.Baba, M.Kurokawa, T.Ohnishi, K.Tanaka, O.B.Tarasov, D.Bazin, D.J.Morrissey, B.M.Sherrill, K.Ieki, D.Murai, N.Iwasa, A.Chiba, Y.Ohkoda, E.Ideguchi, S.Go, R.Yokoyama, T.Fujii, D.Nishimura, H.Nishibata, S.Momota, M.Lewitowicz, G.De France, I.Celikovic, K.Steiger

Production cross section measurements of radioactive isotopes by BigRIPS separator at RIKEN RI Beam Factory

doi: 10.1016/j.nimb.2013.08.049
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2712. Data from this article have been entered in the XUNDL database. For more information, click here.


2012KA36      Phys.Rev. C 86, 054319 (2012)

D.Kameda, T.Kubo, T.Ohnishi, K.Kusaka, A.Yoshida, K.Yoshida, M.Ohtake, N.Fukuda, H.Takeda, K.Tanaka, N.Inabe, Y.Yanagisawa, Y.Gono, H.Watanabe, H.Otsu, H.Baba, T.Ichihara, Y.Yamaguchi, M.Takechi, S.Nishimura, H.Ueno, A.Yoshimi, H.Sakurai, T.Motobayashi, T.Nakao, Y.Mizoi, M.Matsushita, K.Ieki, N.Kobayashi, K.Tanaka, Y.Kawada, N.Tanaka, S.Deguchi, Y.Satou, Y.Kondo, T.Nakamura, K.Yoshinaga, C.Ishii, H.Yoshii, Y.Miyashita, N.Uematsu, Y.Shiraki, T.Sumikama, J.Chiba, E.Ideguchi, A.Saito, T.Yamaguchi, I.Hachiuma, T.Suzuki, T.Moriguchi, A.Ozawa, T.Ohtsubo, M.A.Famiano, H.Geissel, A.S.Nettleton, O.B.Tarasov, D.Bazin, B.M.Sherrill, S.L.Manikonda, J.A.Nolen

Observation of new microsecond isomers among fission products from in-flight fission of 345 MeV/nucleon 238U

NUCLEAR REACTIONS 9Be(238U, F)43S/50K/54Sc/56Sc/59Ti/60V/64Mn/67Fe/76Ni/75Cu/78Zn/82Ga/90As/92Se/93Se/ 92Br/94Br/95Br/96Br/95Kr/96Rb/97Rb/98Rb/97Sr/100Sr/101Y/106Nb/108Nb/109Nb/108Zr/109Mo/112Tc/113Tc/117Ru/119Ru/120Rh/122Rh/121Pd/124Pd/124Ag/125Ag/126Ag/125Cd/127Cd, 128Cd/130Cd/129In/130In/131In/130Sn/131Sn/132Sn/134Sn/136Sb, E=345 MeV/nucleon; measured fission fragment spectra, time of flight, energy loss, magnetic rigidity, Eγ, Iγ, γγ-coin, (fragment)γ-correlations, delayed γ spectra, isomer half-lives by γ(t) using BigRIPS separator and ZeroDegree spectrometer at RIBF, RIKEN accelerator complex.

RADIOACTIVITY 43S, 50K, 54,56Sc, 59Ti, 60V, 64Mn, 67Fe, 76Ni, 75Cu, 78Zn, 82Ga, 90As, 92,93Se, 92,94,95,96Br, 95Kr, 96,97,98Rb, 97,100Sr, 101Y, 106,108,109Nb, 108Zr, 109Mo, 112,113Tc, 117,119Ru, 120,122Rh, 121,124Pd, 124,125,126Ag, 125,127,128,130Cd, 129,130,131In, 130,131,132,134Sn, 136Sb(IT)[from 9Be(238U, F), E=345 MeV/nucleon]; measured Eγ, Iγ, γγ-coin, (fragment)γ-correlations, delayed γ spectra, isomer half-lives by γ(t) using BigRIPS separator and ZeroDegree spectrometer at RIBF, RIKEN accelerator complex; deduced levels, J, π, shape isomers, multipolarity, configuration. Comparison with previous studies.

doi: 10.1103/PhysRevC.86.054319
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2012TA02      Phys.Lett. B 707, 357 (2012)

M.Takechi, T.Ohtsubo, M.Fukuda, D.Nishimura, T.Kuboki, T.Suzuki, T.Yamaguchi, A.Ozawa, T.Moriguchi, H.Ooishi, D.Nagae, H.Suzuki, S.Suzuki, T.Izumikawa, T.Sumikama, M.Ishihara, H.Geissel, N.Aoi, R.-J.Chen, D.-Q.Fang, N.Fukuda, I.Hachiuma, N.Inabe, Y.Ishibashi, Y.Ito, D.Kameda, T.Kubo, K.Kusaka, M.Lantz, Y.-G.Ma, K.Matsuta, M.Mihara, Y.Miyashita, S.Momota, K.Namihira, M.Nagashima, Y.Ohkuma, T.Ohnishi, M.Ohtake, K.Ogawa, H.Sakurai, Y.Shimbara, T.Suda, H.Takeda, S.Takeuchi, K.Tanaka, R.Watanabe, M.Winkler, Y.Yanagisawa, Y.Yasuda, K.Yoshinaga, A.Yoshida, K.Yoshida

Interaction cross sections for Ne isotopes towards the island of inversion and halo structures of 29Ne and 31Ne

NUCLEAR REACTIONS Be(48Ca, X)29Ne/31Ne, E=345 MeV/nucleon; C(29Ne, X), (31Ne, X), E=260 MeV/nucleon; measured reaction products; deduced σ, Nilsson orbitals, halo structures. Comparison with Glauber-type calculations.

doi: 10.1016/j.physletb.2011.12.028
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2011KU04      Acta Phys.Pol. B42, 765 (2011)

T.Kuboki, T.Ohtsubo, M.Takechi, I.Hachiuma, K.Namihira, T.Suzuki, T.Yamaguchi, Y.Ohkuma, Y.Shimbara, S.Suzuki, R.Watanabe, M.Fukuda, M.Mihara, D.Nishimura, Y.Ishibashi, Y.Ito, T.Moriguchi, D.Nagae, H.Ooishi, K.Ogawa, A.Ozawa, Y.Yasuda, H.Suzuki, T.Sumikama, K.Yoshinaga, H.Geissel, M.Winkler, T.Izumikawa, S.Momota, N.Aoi, N.Fukuda, N.Inabe, D.Kameda, K.Kusaka, T.Kubo, M.Lantz, T.Ohnishi, M.Ohtake, T.Suda, H.Takeda, K.Tanaka, Y.Yanagisawa, A.Yoshida, K.Yoshida

Measurement of Interaction Cross-sections for Neutron-rich Na Isotopes

NUCLEAR REACTIONS C(23Na, X), (24Na, X), (25Na, X), (26Na, X), (27Na, X), (28Na, X), (29Na, X), (30Na, X), (31Na, X), (32Na, X), (33Na, X), (34Na, X), (35Na, X), E=250 MeV/nucleon; measured reaction products; deduced σ, rms nuclear matter radius. Glauber analysis.

doi: 10.5506/APhysPolB.42.765
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2010OH02      J.Phys.Soc.Jpn. 79, 073201 (2010)

T.Ohnishi, T.Kubo, K.Kusaka, A.Yoshida, K.Yoshida, M.Ohtake, N.Fukuda, H.Takeda, D.Kameda, K.Tanaka, N.Inabe, Y.Yanagisawa, Y.Gono, H.Watanabe, H.Otsu, H.Baba, T.Ichihara, Y.Yamaguchi, M.Takechi, S.Nishimura, H.Ueno, A.Yoshimi, H.Sakurai, T.Motobayashi, T.Nakao, Y.Mizoi, M.Matsushita, K.Ieki, N.Kobayashi, K.Tanaka, Y.Kawada, N.Tanaka, S.Deguchi, Y.Satou, Y.Kondo, T.Nakamura, K.Yoshinaga, C.Ishii, H.Yoshii, Y.Miyashita, N.Uematsu, Y.Shiraki, T.Sumikama, J.Chiba, E.Ideguchi, A.Saito, T.Yamaguchi, I.Hachiuma, T.Suzuki, T.Moriguchi, A.Ozawa, T.Ohtsubo, M.A.Famiano, H.Geissel, A.S.Nettleton, O.B.Tarasov, D.P.Bazin, B.M.Sherrill, S.L.Manikonda, J.A.Nolen

Identification of 45 New Neutron-Rich Isotopes Produced by In-Flight Fission of a 238U Beam at 345 MeV/nucleon

NUCLEAR REACTIONS Be, Pb(238U, F), E=345 MeV/nucleon; measured yields of fission fragments. Z=20-56, A=52-152; measured yields. 71Mn, 73,74Fe, 76Co, 79Ni, 81,82Cu, 84,85Zn, 87Ga, 90Ge, 95Se, 98Br, 101Kr, 103Rb, 106,107Sr, 108,109Y, 111,112Zr, 114,115Nb, 115,116,117Mo, 119,120Tc, 121,122,123,124Ru, 123,124,125,126Rh, 127,128Pd, 133Cd, 138Sn, 140Sb, 143Te, 145I, 148Xe, 152Ba; measured yields and cross sections, identified new isotopes using RI beam factory at RIKEN, ΔE-TOF-Bρ method.

doi: 10.1143/JPSJ.79.073201
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2010TA16      Nucl.Phys. A834, 412c (2010)

M.Takechi, T.Ohtsubo, T.Kuboki, M.Fukuda, D.Nishimura, T.Suzuki, T.Yamaguchi, A.Ozawa, T.Moriguchi, T.Sumikama, H.Geissel, N.Aoi, N.Fukuda, I.Hachiuma, N.Inabe, Y.Ishibashi, Y.Itoh, D.Kameda, K.Kusaka, M.Lantz, M.Mihara, Y.Miyashita, S.Momota, K.Namihira, H.Ohishi, Y.Ohkuma, T.Ohnishi, M.Ohtake, K.Ogawa, Y.Shimbara, T.Suda, S.Suzuki, H.Takeda, K.Tanaka, R.Watanabe, M.Winkler, Y.Yanagisawa, Y.Yasuda, K.Yoshinaga, A.Yoshida, K.Yoshida, T.Kubo

Measurements of nuclear radii for neutron-rich Ne isotopes 28-32Ne

NUCLEAR REACTIONS 12C(28Ne, X), (29Ne, X), (30Ne, X), (31Ne, X), (32Ne, X), E=240 MeV/nucleon; measured thick target σ; deduced core radii, deformation, halo effects; calculated σ using single-particle model and deformed nucleon density distribution. Comparison with systematics for stable nuclei.

doi: 10.1016/j.nuclphysa.2010.01.052
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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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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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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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2008OH06      J.Phys.Soc.Jpn. 77, 83201 (2008)

T.Ohnishi, T.Kubo, K.Kusaka, A.Yoshida, K.Yoshida, N.Fukuda, M.Ohtake, Y.Yanagisawa, H.Takeda, D.Kameda, Y.Yamaguchi, N.Aoi, K.-I.Yoneda, H.Otsu, S.Takeuchi, T.Sugimoto, Y.Kondo, H.Scheit, Y.Gono, H.Sakurai, T.Motobayashi, H.Suzuki, T.Nakao, H.Kimura, Y.Mizoi, M.Matsushita, K.Ieki, T.Kuboki, T.Yamaguchi, T.Suzuki, A.Ozawa, T.Moriguchi, Y.Yasuda, T.Nakamura, T.Nannichi, T.Shimamura, Y.Nakayama, H.Geissel, H.Weick, J.A.Nolen, O.B.Tarasov, A.S.Nettleton, D.P.Bazin, B.M.Sherrill, D.J.Morrissey, W.Mittig

Identification of New Isotopes 125Pd and 126Pd Produced by In-Flight Fission of 345 MeV/nucleon 238U: First Results from the RIKEN RI Beam Factory

NUCLEAR REACTIONS Be(238U, X)125Pd/126Pd, E=345 MeV/nucleon; measured fragment energies, ToF, Eγ, Iγ, (fragment)γ-coin, yields.

doi: 10.1143/JPSJ.77.083201
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2002KO24      Yad.Fiz. 65, 696 (2002); Phys.Atomic Nuclei 65, 664 (2002)

A.A.Korsheninnikov, M.S.Golovkov, A.Ozawa, K.Yoshida, I.Tanihata, Z.Fulop, K.Kusaka, K.Morimoto, H.Otsu, H.Petrascu, F.Tokanai, D.D.Bogdanov, M.L.Chelnokov, A.S.Fomichev, V.A.Gorshkov, Yu.Ts.Oganessian, A.M.Rodin, S.I.Sidorchuk, S.V.Stepantsov, G.M.Ter-Akopian, R.Wolski, W.Mittig, P.Roussel-Chomaz, H.Savajols, E.A.Kuzmin, E.Yu.Nikolsky, B.G.Novatsky, A.A.Ogloblin

Superheavy Hydrogen 5H and Spectroscopy of 7He

NUCLEAR REACTIONS 1H(6He, 2p), E=36 MeV/nucleon; 1H(8He, d), E=50 MeV/nucleon; measured particle spectra. 5H deduced resonance above decay threshold. 7He deduced excited state.

doi: 10.1134/1.1471270
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2000KO46      Phys.Scr. T88, 199 (2000)

A.A.Korsheninnikov, M.S.Golovkov, A.Ozawa, E.A.Kuzmin, E.Yu.Nikolsky, K.Yoshida, B.G.Novatsky, A.A.Ogloblin, I.Tanihata, Z.Fulop, K.Kusaka, K.Morimoto, H.Otsu, H.Petrascu, F.Tokanai

Excited State of 7He and Its Unique Structure

NUCLEAR REACTIONS 1H(8He, d), (8He, dX), E not given; measured deuteron spectra, (He)d-coin. 7He deduced excited state energy, width, possible J, π. 1H(8He, 2p), E not given; measured particle spectra. 7H deduced possible resonance.

doi: 10.1238/Physica.Topical.088a00199
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2000SA18      Nucl.Phys. A663-664, 643c (2000)

T.Sakai, K.Kusaka, H.Toki

Bethe-Salpeter Approach for Mesons Within the Dual Ginzburg-Landau Theory

doi: 10.1016/S0375-9474(99)00696-X
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1999KO14      Phys.Rev.Lett. 82, 3581 (1999)

A.A.Korsheninnikov, M.S.Golovkov, A.Ozawa, E.A.Kuzmin, E.Yu.Nikolsky, K.Yoshida, B.G.Novatsky, A.A.Ogloblin, I.Tanihata, Z.Fulop, K.Kusaka, K.Morimoto, H.Otsu, H.Petrascu, F.Tokanai

Observation of an Excited State in 7He with Unusual Structure

NUCLEAR REACTIONS 1H(8He, d), (8He, dX), E=50 MeV/nucleon; measured σ(θ), deuteron spectra, nd-, (He)d-coin. 7He deduced excited state energy, width, possible J, π.

doi: 10.1103/PhysRevLett.82.3581
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1999SA06      Phys.Lett. 448B, 180 (1999)

H.Sakurai, S.M.Lukyanov, M.Notani, N.Aoi, D.Beaumel, N.Fukuda, M.Hirai, E.Ideguchi, N.Imai, M.Ishihara, H.Iwasaki, T.Kubo, K.Kusaka, H.Kumagai, T.Nakamura, H.Ogawa, Yu.E.Penionzhkevich, T.Teranishi, Y.X.Watanabe, K.Yoneda, A.Yoshida

Evidence for Particle Stability of 31F and Particle Instability of 25N and 28O

NUCLEAR REACTIONS Ta(40Ar, X), E=94.1 MeV/nucleon; measured fragments isotopic yields; deduced evidence for 31F; deduced no evidence for 24,25N, 27,28O, 30F. Comparison with model predictions.

doi: 10.1016/S0370-2693(99)00015-5
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1994KU29      Nucl.Phys. A580, 383 (1994)

K.Kusaka, W.Weise

Scaling of Hadron Properties at Finite Density in a Chiral Quark Model with a Glueball

doi: 10.1016/0375-9474(94)90904-0
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