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Search: Author = Y.Kawada

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2016YU05      Appl.Radiat.Isot. 109, 374 (2016)

A.Yunoki, Y.Kawada, Y.Hino

Improvements of the standardization of ¹³⁴Cs by the critical window setting for 605 keV photopeak

doi: 10.1016/j.apradiso.2015.12.011
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2015MA54      Phys.Rev. C 92, 041302 (2015), Pub.Note Phys.Rev. C 92, 044903 (2015)

A.Matta, D.Beaumel, H.Otsu, V.Lapoux, N.K.Timofeyuk, N.Aoi, M.Assie, H.Baba, S.Boissinot, R.J.Chen, F.Delaunay, N.de Sereville, S.Franchoo, P.Gangnant, J.Gibelin, F.Hammache, Ch.Houarner, N.Imai, N.Kobayashi, T.Kubo, Y.Kondo, Y.Kawada, L.H.Khiem, M.Kurata-Nishimura, E.A.Kuzmin, J.Lee, J.F.Libin, T.Motobayashi, T.Nakamura, L.Nalpas, E.Yu.Nikolskii, A.Obertelli, E.C.Pollacco, E.Rindel, Ph.Rosier, F.Saillant, T.Sako, H.Sakurai, A.M.Sanchez-Benitez, J-A.Scarpaci, I.Stefan, D.Suzuki, K.Takahashi, M.Takechi, S.Takeuchi, H.Wang, R.Wolski, K.Yoneda

New findings on structure and production of ¹⁰He from ¹¹Li with the (d, ³He) reaction

NUCLEAR REACTIONS ²H(¹¹Li, ³He), (⁹Li, ³He), E=50 MeV/nucleon, [secondary ^9,11Li beams from ⁹Be(¹⁸O, X), E=100 MeV/nucleon primary reaction]; measured ³He spectra, σ(θ) using four MUST2 Si telescopes at RIBF-RIKEN. ^8,10He; deduced missing mass spectra, levels, resonances, J, π, widths, spectroscopic factors, ⁸He+n+n and ⁶He+4n decay modes of unbound states of ¹⁰He. ¹⁰He, ¹¹Li; deduced importance of core excitations in the ground state. DWBA analysis, shell-model calculations, and comparison with previous experimental data.

doi: 10.1103/PhysRevC.92.041302
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2488. Data from this article have been entered in the XUNDL database. For more information, click here.

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 0d_5/2 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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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2468. 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, ^{125,127,128,130}Cd, ^129,130,131In, ^{130,131,132,134}Sn, 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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2012KO38      Phys.Rev. C 86, 054604 (2012)

N.Kobayashi, T.Nakamura, J.A.Tostevin, Y.Kondo, N.Aoi, H.Baba, S.Deguchi, J.Gibelin, M.Ishihara, Y.Kawada, T.Kubo, T.Motobayashi, T.Ohnishi, N.A.Orr, H.Otsu, H.Sakurai, Y.Satou, E.C.Simpson, T.Sumikama, H.Takeda, M.Takechi, S.Takeuchi, K.N.Tanaka, N.Tanaka, Y.Togano, K.Yoneda

One- and two-neutron removal reactions from the most neutron-rich carbon isotopes

NUCLEAR REACTIONS C(¹⁹C, ¹⁸C), (²⁰C, ¹⁹C), (²⁰C, ¹⁸C), (²²C, ²¹C), (²²C, ²⁰C), [^19,20,22C secondary beams from ⁹Be(⁴⁸Ca, X), E=345 MeV/nucleon primary reaction], E=240 MeV/nucleon; measured particle spectra, time of flight, energy loss, magnetic rigidity, parallel momentum distributions, one- and two-neutron removal inclusive cross sections using BigRIPS and zero-degree spectrometer (ZDS) at RIBF, RIKEN facility. ^18,19,20,21C; calculated levels, J, π, L-transfers, spectroscopic factors, σ using shell-model. Eikonal-model calculations combined with shell-model structure information. ²²C; deduced two neutron halo nucleus with a dominant νs_1/2² ground-state configuration.

doi: 10.1103/PhysRevC.86.054604
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2401.

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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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2384. Data from this article have been entered in the XUNDL database. For more information, click here.

2011NI01      Phys.Rev.Lett. 106, 052502 (2011)

S.Nishimura, Z.Li, H.Watanabe, K.Yoshinaga, T.Sumikama, T.Tachibana, K.Yamaguchi, M.Kurata-Nishimura, G.Lorusso, Y.Miyashita, A.Odahara, H.Baba, J.S.Berryman, N.Blasi, A.Bracco, F.Camera, J.Chiba, P.Doornenbal, S.Go, T.Hashimoto, S.Hayakawa, C.Hinke, E.Ideguchi, T.Isobe, Y.Ito, D.G.Jenkins, Y.Kawada, N.Kobayashi, Y.Kondo, R.Krucken, S.Kubono, T.Nakano, H.Sakurai, H.Scheit, K.Steiger, D.Steppenbeck, K.Sugimoto, H.J.Ong, S.Ota, Zs.Podolyak, S.Takano, A.Takashima, K.Tajiri, T.Teranishi, Y.Wakabayashi, P.M.Walker, O.Wieland, H.Yamaguchi

β-Decay Half-Lives of Very Neutron-Rich Kr to Tc Isotopes on the Boundary of the r-Process Path: An Indication of Fast r-Matter Flow

RADIOACTIVITY ^97,98,99,100Kr(β^-), ^{97,98,99,100,101,102}Rb(β^-), ^{101,102,103,104,105}Sr, ^{103,104,105,106,107,108}Y(β^-), ^108,109,110Zr(β^-), ^111,112Nb(β^-), ^{112,113,114,115}Mo(β^-), ^116,117Tc(β^-) [from Be(²³⁸U, X), E=345 MeV/nucleon]; measured decay products, Ee, Ie; deduced T_1/2. Comparison with FRDM+QRPA, KTUY+GT2 model calculations, astrophysical r-process path.

doi: 10.1103/PhysRevLett.106.052502
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Data from this article have been entered in the XUNDL database. For more information, click here.

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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2011SU11      Phys.Rev.Lett. 106, 202501 (2011)

T.Sumikama, K.Yoshinaga, H.Watanabe, S.Nishimura, Y.Miyashita, K.Yamaguchi, K.Sugimoto, J.Chiba, Z.Li, H.Baba, J.S.Berryman, N.Blasi, A.Bracco, F.Camera, P.Doornenbal, S.Go, T.Hashimoto, S.Hayakawa, C.Hinke, E.Ideguchi, T.Isobe, Y.Ito, D.G.Jenkins, Y.Kawada, N.Kobayashi, Y.Kondo, R.Krucken, S.Kubono, G.Lorusso, T.Nakano, M.Kurata-Nishimura, A.Odahara, H.J.Ong, S.Ota, Zs.Podolyak, H.Sakurai, H.Scheit, K.Steiger, D.Steppenbeck, S.Takano, A.Takashima, K.Tajiri, T.Teranishi, Y.Wakabayashi, P.M.Walker, O.Wieland, H.Yamaguchi

Structural Evolution in the Neutron-Rich Nuclei ¹⁰⁶Zr and ¹⁰⁸Zr

RADIOACTIVITY ^106,108Zr, ^104,105,106Y(β^-) [from Be(²³⁸U, X), E=345 MeV/nucleon]; measured time correlations, Eγ, Iγ; deduced first 2⁺ and 4⁺ states energies, J, π, ground state deformation in ^106,108Zr, T_1/2 for a new isomer in ¹⁰⁸Zr and ¹⁰⁶Y. Comparison with 1/E(2⁺) systematics for Kr, Sr, Zr, Mo, Ru, Pd, Cd, Sn isotopes.

doi: 10.1103/PhysRevLett.106.202501
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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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2011WA03      Phys.Lett. B 696, 186 (2011)

H.Watanabe, T.Sumikama, S.Nishimura, K.Yoshinaga, Z.Li, Y.Miyashita, K.Yamaguchi, H.Baba, J.S.Berryman, N.Blasi, A.Bracco, F.Camera, J.Chiba, P.Doornenbal, S.Go, T.Hashimoto, S.Hayakawa, C.Hinke, E.Ideguchi, T.Isobe, Y.Ito, D.G.Jenkins, Y.Kawada, N.Kobayashi, Y.Kondo, R.Krucken, S.Kubono, G.Lorusso, T.Nakano, M.Kurata-Nishimura, A.Odahara, H.J.Ong, S.Ota, Zs.Podolyak, H.Sakurai, H.Scheit, Y.Shi, K.Steiger, D.Steppenbeck, K.Sugimoto, K.Tajiri, S.Takano, A.Takashima, T.Teranishi, Y.Wakabayashi, P.M.Walker, O.Wieland, F.R.Xu, H.Yamaguchi

Low-lying level structure of the neutron-rich nucleus ¹⁰⁹Nb: A possible oblate-shape isomer

NUCLEAR REACTIONS Be(²³⁸U, X)¹⁰⁹Nb/¹⁰⁹Zr, E=345 MeV/nucleon; measured fission fragments, Eγ, Iγ, β-γ-coin.; deduced level scheme, J, π, T_1/2 for isomeric state in ¹⁰⁹Nb, B(E1), B(M1), B(E2), B(M2), low-lying oblate-deformed states. Nilsson diagrams, calculation of potential energy surfaces.

doi: 10.1016/j.physletb.2010.12.028
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Data from this article have been entered in the XUNDL database. For more information, click here.

2011WA26      Phys.Lett. B 704, 270 (2011)

H.Watanabe, K.Yamaguchi, A.Odahara, T.Sumikama, S.Nishimura, K.Yoshinaga, Z.Li, Y.Miyashita, K.Sato, L.Prochniak, H.Baba, J.S.Berryman, N.Blasi, A.Bracco, F.Camera, J.Chiba, P.Doornenbal, S.Go, T.Hashimoto, S.Hayakawa, C.Hinke, N.Hinohara, E.Ideguchi, T.Isobe, Y.Ito, D.G.Jenkins, Y.Kawada, N.Kobayashi, Y.Kondo, R.Krucken, S.Kubono, G.Lorusso, T.Nakano, T.Nakatsukasa, M.Kurata-Nishimura, H.J.Ong, S.Ota, Zs.Podolyak, H.Sakurai, H.Scheit, K.Steiger, D.Steppenbeck, K.Sugimoto, K.Tajiri, S.Takano, A.Takashima, T.Teranishi, Y.Wakabayashi, P.M.Walker, O.Wieland, H.Yamaguchi

Development of axial asymmetry in the neutron-rich nucleus ¹¹⁰Mo

RADIOACTIVITY ¹¹⁰Nb(β^-) [from Be(²³⁸U, X), E=345 MeV/nucleon]; measured decay products, Eγ, Iγ, X-rays. ¹¹⁰Mo; deduced energy levels, J, π, quasi-γ-band state, B(e2) ratio. Comparison with general Bohr Hamiltonian method calculations, systematics of low-lying levels of even-even Mo nuclei.

NUCLEAR STRUCTURE ^{104,106,108,110}Mo; calculated moments of inertia, potential energy surface, the nuclear landscape. General Bohr Hamiltonian method calculations.

doi: 10.1016/j.physletb.2011.09.050
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Data from this article have been entered in the XUNDL database. For more information, click here.

2010DO05      Phys.Rev. C 81, 041305 (2010)

P.Doornenbal, H.Scheit, N.Kobayashi, N.Aoi, S.Takeuchi, K.Li, E.Takeshita, Y.Togano, H.Wang, S.Deguchi, Y.Kawada, Y.Kondo, T.Motobayashi, T.Nakamura, Y.Satou, K.N.Tanaka, H.Sakurai

Exploring the "island of inversion" by in-beam γ-ray spectroscopy of the neutron-rich sodium isotopes ^{31, 32, 33}Na

NUCLEAR REACTIONS C(³²Na, ³²Na'), (³³Na, ³³Na'), (³²Na, ³¹Na), (³⁴Na, ³³Na), E AP 240 MeV/nucleon; measured Eγ, Iγ, γγ-coin using DALI2 array. ³¹Na, ³²Na, ³³Na; deduced levels, J, π, configurations and relevance to island of inversion nuclei. Comparison with shell-model calculations and level systematics of ^{21,23,25,27,29,31,33}Na nuclei.

doi: 10.1103/PhysRevC.81.041305
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Data from this article have been entered in the XUNDL database. For more information, click here.

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, ^{121,122,123,124}Ru, ^{123,124,125,126}Rh, ^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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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2200. Data from this article have been entered in the XUNDL database. For more information, click here.

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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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2154. Data from this article have been entered in the XUNDL database. For more information, click here.

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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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2170.

2004KA07      Appl.Radiat.Isot. 60, 357 (2004)

Y.Kawada, M.Ohtuka, Q-W.Wang, Y.Hino

Absolute radioactivity measurements by the use of a 4πβ-4πγ detector configuration

RADIOACTIVITY ⁶⁰Co, ¹³⁴Cs(β^-); measured Iγ, βγ-coin. Two standardization methods compared.

doi: 10.1016/j.apradiso.2003.11.042
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1996HI10      Nucl.Instrum.Methods Phys.Res. A369, 392 (1996)

Y.Hino, Y.Kawada, Nazaroh

An Improved Leakage Current Compensation Technique for a 4πγ Ionization Chamber System

RADIOACTIVITY ⁵¹Cr(EC); ⁵⁴Mn(EC); ⁶⁵Zn(EC), (β⁺); ⁸⁵Sr(EC); ¹³⁷Cs(β^-), ¹³⁹Ce(EC); measured detector response functions. 4π γ ionization chamber, improved leakage current compensation technique.

doi: 10.1016/S0168-9002(96)80016-7
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1996KA27      Nucl.Instrum.Methods Phys.Res. A369, 671 (1996)

Y.Kawada, J.Mogi, Y.Hino

Reduction of γ-Ray Background in the Use of 32 keV X-Rays from ¹³⁷Cs Sources by a Gating Method with a Thin Plastic Scintillation Detector

RADIOACTIVITY ¹³⁷Cs(β^-); measured X-ray spectra; deduced γ background reduction related features. Thin plastic scintillation detector. Source sandwiched in thin plastic scintillator sheets composing a 4π detector.

doi: 10.1016/S0168-9002(96)80073-8
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1996SA06      Nucl.Instrum.Methods Phys.Res. A369, 503 (1996)

T.Saitoh, Y.Kawada

Emission Probability of the Weak Positron Branch in the Decay of ²²Na to the Ground State of ²²Ne

RADIOACTIVITY ²²Na(β⁺); measured weak positron decay associated spectra, transmission curve. ²²Ne level deduced emission probability. Position-sensitive detecting system.

doi: 10.1016/S0168-9002(96)80039-8
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1992KA12      Nucl.Instrum.Methods Phys.Res. A312, 11 (1992)

Y.Kawada, Y.Hino

Use of ¹³⁷Cs Standard Source for the Calibration of ¹²⁵I Monitors

RADIOACTIVITY ¹³⁷Cs(β^-); measured K X-ray emission probabilities, E X-ray, I X-ray. ¹²⁵I monitor calibration standard, thin NaI(Tl) crystal scintillation detector.

doi: 10.1016/0168-9002(92)90119-O
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1990HI03      Nucl.Instrum.Methods Phys.Res. A286, 543 (1990)

Y.Hino, Y.Kawada

Measurement of the 46.5 keV Gamma-Ray Emission Probability of ²¹⁰Pb and Its Application as a Standard for the Calibration of ¹²⁹I Monitors

RADIOACTIVITY ²¹⁰Pb(β^-), (α); measured αγ-coin. ²¹⁰Bi level deduced γ-emission probability. 2π αγ-coincidence technique, reverse electrode coaxial Ge detector.

doi: 10.1016/0168-9002(90)90914-R
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1990KA08      Nucl.Instrum.Methods Phys.Res. A286, 539 (1990)

Y.Kawada, Y.Hino, W.Gatot

Photon Emission Probabilities of ²⁰¹Tl

RADIOACTIVITY ²⁰¹Tl(EC) [from ²⁰³Tl(p, 3n), E=26 MeV]; measured βγ-coin. ²⁰¹Hg levels deduced photon emission probabilities.

doi: 10.1016/0168-9002(90)90913-Q
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1989HI01      Appl.Radiat.Isot. 40, 79 (1989)

Y.Hino, Y.Kawada

Standardization of ¹⁰⁹Cd by 4πe-X Coincidence Counting with a Conventional Gas Flow Counter and Measurement of the 88-keV Gamma-Ray Intensity

RADIOACTIVITY ¹⁰⁹Cd(EC); measured I(γ), E (X-ray), I (X-ray); deduced ce-, X-ray counting efficiencies. ¹⁰⁹Ag deduced transition Iγ.

doi: 10.1016/0883-2889(89)90177-9
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1986KA03      Int.J.Appl.Radiat.Isotop. 37, 7 (1986)

Y.Kawada

Decay Data Measurements of ⁶⁴Cu by 4πβ-γ Coincidence Technique and Photon Spectrometry

RADIOACTIVITY ⁶⁴Cu(β^-), (β⁺); measured total β-ray emission rate, Eγ, Iγ, β⁺-decay branching ratio. 4π βγ-, 4π (X-ray)γ-coincidence techniques.

doi: 10.1016/0883-2889(86)90188-7
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1985KA29      Nucl.Instrum.Methods 241, 199 (1985)

Y.Kawada, Y.Hino

Decay Data Measurements of ¹¹¹In by 4πβ-γ Coincidence Spectrometry with a Combination of a 4πβ Counter and a Ge Detector

RADIOACTIVITY ¹¹¹In(EC) [from ¹¹²Cd(p, 2n)]; measured βγ-coin. ¹¹¹Cd levels deduced ICC, γ-branching. Gas flow 4πβ counter, Ge γ-ray spectrometer.

doi: 10.1016/0168-9002(85)90533-9
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1983YO03      Nucl.Instrum.Methods 212, 249 (1983)

Y.Yoshizawa, Y.Iwata, T.Katoh, J.-Z.Ruan, Y.Kawada

Precision Measurements of Gamma-Ray Intensities IV. Low Energy Region: ⁷⁵Se and ¹³³Ba

RADIOACTIVITY ⁷⁵Se(EC); ¹³³Ba(EC); measured Eγ, Iγ; deduced Iγ per decay. ⁷⁵As, ¹³³Cs levels deduced relative Iγ. High precision, standard source calibration.

doi: 10.1016/0167-5087(83)90700-7
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1980YO05      Nucl.Instrum.Methods 174, 109 (1980)

Y.Yoshizawa, Y.Iwata, T.Kaku, T.Katoh, J.-Z.Ruan, T.Kojima, Y.Kawada

Precision Measurements of Gamma-Ray Intensities. I. ⁵⁶Co, ⁸⁸Y, ^110mAg, ¹³⁴Cs, ²⁰⁷Bi

RADIOACTIVITY ⁵⁶Co, ⁸⁸Y, ^110mAg, ¹³⁴Cs, ²⁰⁷Bi; measured Eγ, Iγ, βγ-, γ(X-ray)-coin; deduced relative Iγ per decay. Standard, cascade sources, Ge(Li) detector, high precision.

doi: 10.1016/0029-554X(80)90420-6
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1979KA10      J.Phys.Soc.Jpn. 46, 715 (1979)

Y.Kato, K.Miyano, Y.Kawada

The E5 Transition in ¹¹⁷Sn-m

RADIOACTIVITY ^117mSn [from ¹²⁰Sn(p, p3n), E=52 MeV]; measured Eγ, Iγ. ¹¹⁷Sn level deduced B(E5), effective charge. Compton suppression spectrometer.

doi: 10.1143/JPSJ.46.715
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