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NSR database version of April 11, 2024.

Search: Author = T.Morikawa

Found 74 matches.

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2015SU09      Phys.Rev. C 92, 024309 (2015)

M.Sugawara, T.Hayakawa, M.Oshima, Y.Toh, A.Osa, M.Matsuda, T.Shizuma, Y.Hatsukawa, H.Kusakari, T.Morikawa, Z.G.Gan, T.Czosnyka

Lifetime measurement for the possible antimagnetic rotation band in ¹⁰¹Pd

NUCLEAR REACTIONS ⁶⁸Zn(³⁷Cl, 3np), E=125 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by Doppler broadened line shape method using GEMINI array at JAEA accelerator facility. ¹⁰¹Pd; deduced high-spin levels, B(E2) for transitions in νh_11/2 band, moment of inertia plot, configuration, possible antimagnetic rotational band. Comparison with semiclassical particle-rotor model calculations, and with systematics of B(E2) values for bands in ^100,102,104Pd, ^106,108,110Cd.

doi: 10.1103/PhysRevC.92.024309
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2013SU15      Phys.Rev. C 87, 064319 (2013)

M.Sugawara, T.Hayakawa, M.Oshima, Y.Toh, A.Osa, M.Matsuda, T.Shizuma, Y.Hatsukawa, H.Kusakari, T.Morikawa, Z.G.Gan, T.Czosnyka

Possible band termination in ⁹⁹Rh

NUCLEAR REACTIONS ⁶⁸Zn(³⁷Cl, 2nα), E=125 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(ADO) using GEMINI array at JAEA facility. ⁹⁹Rh; deduced high-spin levels, J, π, bands, multipolarity, B(M1)/B(E2), configurations, alignments, E-GOS curves, possible band termination. ⁶⁸Zn, ^101,102Ag, ^100,101,102Pd; observed prompt γ rays. Comparison with band structures of neighboring nuclides of ^101,103Rh, ^98,99,100Ru, ^95,96,97Tc.

doi: 10.1103/PhysRevC.87.064319
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2012ID06      Prog.Theor.Phys.(Kyoto), Suppl. 196, 427 (2012)

E.Ideguchi, S.Ota, T.Morikawa, M.Oshima, M.Koizumi, Y.Toh, A.Kimura, H.Harada, K.Furutaka, S.Nakamura, F.Kitatani, Y.Hatsukawa, T.Shizuma, M.Sugawara, Y.X.Watanabe, Y.Hirayama, M.Oi

Superdeformed Band in Asymmetric N > Z Nucleus, ⁴⁰Ar and High-Spin States in A = 30 ∼ 40 Nuclei

NUCLEAR REACTIONS ³⁷Cl(α, pγ)⁴⁰Ar, E not given; ²⁶Mg(¹⁸O, 2n2p)⁴⁰Ar, E=70 MeV; analyzed experimental data; calculated excitation energy and pairing gap, angular momentum, moment of inertia, structure of superdeformed band. HFB calculations, comparison with experimental data.

doi: 10.1143/PTPS.196.427
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2012LI08      Chin.Phys.Lett. 29, 022102 (2012)

S.-C.LI, Y.Shi, Y.-H.Zhang, X.-H.Zhou, F.-R.Xu, Y.-D.Fang, M.-L.Liu, B.Ding, S.Guo, G.-S.Li, H.-B.Zhou, M.Oshima, Y.Toh, M.Koizumi, A.Osa, A.Kimura, Y.Hatsukawa, H.Hayakawa, T.Shizuma, J.Katakura, M.Matsuda, T.Morikawa, M.Sugawara, H.Kusakari

Identification of a New Four-Quasiparticle State in Odd-Odd ¹⁸⁶Au

NUCLEAR REACTIONS ¹⁷²Yb(¹⁹F, 5nγ)¹⁸⁶Au, E=104 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced high-spin structure, level energies, J, π, isomeric states. Comparison with systematics, cranked shell model and total Routhian calculations.

doi: 10.1088/0256-307X/29/2/022102
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2012SU18      Phys.Rev. C 86, 034326 (2012)

M.Sugawara, T.Hayakawa, M.Oshima, Y.Toh, A.Osa, M.Matsuda, T.Shizuma, Y.Hatsukawa, H.Kusakari, T.Morikawa, Z.G.Gan, T.Czosnyka

Possible antimagnetic rotational band and neutron alignment in ¹⁰¹Pd

NUCLEAR REACTIONS ⁶⁸Zn(³⁷Cl, 3np), E=125 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(ADO) using GEMINI array at JAEA facility. ¹⁰¹Pd; deduced levels, J, π, bands, multipolarity, B(M1)/B(E2) and B(E1)/B(E2) ratios, alignments, configurations, anti-magnetic rotational (AMR) band. ¹⁰⁰Pd; measured Eγ; deduced alignment, configuration for a band. Comparison with particle-rotor model calculations. Systematics of alignments and band configurations in ^{105,106,108,109}Cd nuclei.

doi: 10.1103/PhysRevC.86.034326
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2011SU15      Phys.Rev. C 83, 064308 (2011)

M.Sugawara, H.Kusakari, Y.Yoshizawa, H.Inoue, T.Morikawa, T.Shizuma, J.Srebrny

Coulomb excitation of ¹⁵⁶Gd

NUCLEAR REACTIONS ¹⁵⁶Gd(³²S, ³²S'), E=118 MeV; ¹⁵⁶Gd(⁵⁸Ni, ⁵⁸Ni'), E=225 MeV; measured scattered particle spectra, Eγ, Iγ, γγ-, (particle)γ-, (particle)γγ-coin, (particle)γ(θ). ¹⁵⁶Gd; deduced levels, J, π, ground-state, γ, β and octupole bands, γ-ray yields and branching ratios, E2, E1 and E3 matrix elements from GOSIA analysis of Coulomb excitation data.

doi: 10.1103/PhysRevC.83.064308
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2011WR02      Int.J.Mod.Phys. E20, 443 (2011)

K.Wrzosek-Lipska, M.Zielinska, K.Hadynska-Klek, Y.Hatsukawa, J.Iwanicki, J.Katakura, M.Kisielinski, M.Koizumi, M.Kowalczyk, H.Kusakari, M.Matsuda, T.Morikawa, P.J.Napiorkowski, A.Osa, M.Oshima, D.Pietak, L.Prochniak, T.Shizuma, J.Srebrny, M.Sugawara, Y.Toh

Shape evolution in heaviest stable even-even molybdenum isotopes studied via Coulomb excitation

NUCLEAR STRUCTURE ^96,98,100Mo; analyzed available data using quadrupole sum rule formalism; deduced electromagnetic reduced matrix elements using GOSIA code. Comparison with microscopic calculations.

doi: 10.1142/S0218301311017831
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2010FA19      Phys.Rev. C 82, 064303 (2010); Erratum Phys.Rev. C 83, 019902 (2011)

Y.D.Fang, Y.H.Zhang, M.Oshima, Y.Toh, F.R.Xu, Y.Shi, X.H.Zhou, M.L.Liu, Y.X.Guo, M.Koizumi, A.Kimura, Y.Hatsukawa, T.Morikawa, M.Nakamura, M.Sugaware, H.Kusakari

High-spin states in ¹⁸⁸Au: Further evidence for nonaxial shape

NUCLEAR REACTIONS ¹⁷³Yb(¹⁹F, 4n), E=86, 90 MeV; measured Eγ, Iγ, (x ray)γ-, γγ-coin, γ(θ). ¹⁸⁸Au; deduced levels, J, π, multipolarities, rotational bands, B(M1)/B(E2) ratios, and configurations. ^172,174Yb, ^187,189Au; measured Eγ. Comparison with systematics of level energies, bands and signature splittings in ^{182,184,186,187,189,191,193}Au, ¹⁸⁴Os, ¹⁸⁶Ir. Comparison with total Routhian surface (TRS) and cranked-shell-model (CSM) calculations. Evidence of prolate to oblate shape.

doi: 10.1103/PhysRevC.82.064303
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2010ID02      Phys.Lett. B 686, 18 (2010)

E.Ideguchi, S.Ota, T.Morikawa, M.Oshima, M.Koizumi, Y.Toh, A.Kimura, H.Harada, K.Furutaka, S.Nakamura, F.Kitatani, Y.Hatsukawa, T.Shizuma, M.Sugawara, H.Miyatake, Y.X.Watanabe, Y.Hirayama, M.Oi

Superdeformation in asymmetric N > Z nucleus ⁴⁰Ar

NUCLEAR REACTIONS ²⁶Mg(¹⁸O, 2n2p), E=69 MeV; measured Eγ, Iγ, γγ-coin, (particle)γ-coin using Gemini-II and Si-Ball detector arrays. ⁴⁰Ar; deduced levels, J, π, deformation, related features and lifetimes using DSA; calculated configuration using HFB method. Comparison with ³⁶Ar and ⁴⁰Ca systematics.

doi: 10.1016/j.physletb.2010.02.031
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2009SU09      Phys.Rev. C 79, 064321 (2009)

M.Sugawara, Y.Toh, M.Oshima, M.Koizumi, A.Osa, A.Kimura, Y.Hatsukawa, J.Goto, H.Kusakari, T.Morikawa, Y.H.Zhang, X.H.Zhou, Y.X.Guo, M.L.Liu

Possible magnetic and antimagnetic rotations in ¹⁴⁴Dy

NUCLEAR REACTIONS ⁹²Mo(⁵⁶Fe, 2n2p), E=280 MeV; measured Eγ, Iγ, γγ-coin, γ(θ). ¹⁴⁴Dy; deduced levels, J, π, multipolarity, B(M1), B(E2), configurations, magnetic and antimagnetic rotational bands. A=136-146, even-A Ce, Nd, Sm, Gd, Tb, Dy; level systematics. ¹¹⁰Cd, ¹⁴⁴Dy; discussed comparison of magnetic and antimagnetic rotors.

doi: 10.1103/PhysRevC.79.064321
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2008SH12      Phys.Rev. C 77, 047303 (2008)

T.Shizuma, T.Ishii, H.Makii, T.Hayakawa, M.Matsuda, S.Shigematsu, E.Ideguchi, Y.Zheng, M.Liu, T.Morikawa, M.Oi

One-quasiparticle bands in neutron-rich ¹⁸⁷W

NUCLEAR REACTIONS ¹⁸⁶W(¹⁸O, ¹⁷O), E=180 MeV; measured Eγ, Iγ, γγ-coin. ¹⁸⁷W; deduced levels, J, π, band structures and configurations. ^16,17,18,19O; measured ion energy losses.

doi: 10.1103/PhysRevC.77.047303
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2007SA39      Nucl.Phys. A790, 348c (2007)

K.Sagara, M.Tomiyama, S.Shimomoto, T.Ishida, T.Kudoh, S.Kuroita, T.Morikawa, M.Shiota, H.Ohira, H.Kamada, H.Witala

Discrepancy in pd breakup reaction at E_p=13 MeV

NUCLEAR REACTIONS ²H(p, p), (p, 2p), E=13 MeV; measured Ep, pp-coin, σ(θ); calculated σ(θ). Watson-Migdal-Faddeev model.

doi: 10.1016/j.nuclphysa.2007.03.145
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2007SH42      Eur.Phys.J. A 34, 1 (2007)

T.Shizuma, T.Ishii, H.Makii, T.Hayakawa, S.Shigematsu, M.Matsuda, E.Ideguchi, Y.Zheng, M.Liu, T.Morikawa

Evidence for a K^π = 1/2⁺ isomer in neutron-rich ¹⁸⁵Ta

NUCLEAR REACTIONS ¹⁸⁶W(¹⁸O, ¹⁹F), E=180 MeV; measured Eγ, Iγ, (particle)γ-coin, γγ-coin. ¹⁸⁵Ta deduced levels, J, π.

doi: 10.1140/epja/i2007-10484-4
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2006FA11      High Energy Phys. and Nucl.Phys. (China) 30, 99 (2006)

Y.-D.Fang, Y.-H.Zhang, M.Oshima, Y.Toh, X.-H.Zhou, M.Koizumi, A.Osa, A.Kimura, Y.Hatsukawa, T.Morikawa, M.Nakamura, M.Sugawara, H.Kusakari

Study of Quasiparticles Bands in Odd-Odd ¹⁸⁸Au

2006FU06      Phys.Rev. C 73, 067303 (2006)

T.Fukuchi, S.Tanaka, T.Sasaki, Y.Gono, A.Odahara, T.Morikawa, M.Shibata, H.Watanabe, S.Motomura, T.Tsutsumi, O.Kashiyama, K.Saitoh, Y.Wakabayashi, T.Kishida, S.Kubono, M.Ishihara

Level structure and excitation energy of a high-spin isomer in ¹⁵⁰Ho

NUCLEAR REACTIONS ¹⁴¹Pr(¹⁶O, 7n), E=165 MeV; measured prompt and delayed Eγ, Iγ, γγ-coin. ¹⁵⁰Ho deduced levels, J, π, configurations, high-spin isomer T_1/2.

doi: 10.1103/PhysRevC.73.067303
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2006SH23      Eur.Phys.J. A 30, 391 (2006)

T.Shizuma, T.Ishii, H.Makii, T.Hayakawa, S.Shigematsu, M.Matsuda, E.Ideguchi, Y.Zheng, M.Liu, T.Morikawa, P.M.Walker, M.Oi

Excited states in neutron-rich ¹⁸⁸W produced by an ¹⁸O-induced 2-neutron transfer reaction

NUCLEAR REACTIONS ¹⁸⁶W(¹⁸O, ¹⁶O), E=180 MeV; measured Eγ, Iγ, (particle)γ-coin. ¹⁸⁸W deduced levels, J, π, configurations. Level systematics in neighboring isotopes discussed.

doi: 10.1140/epja/i2006-10139-0
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2006WA05      J.Phys.(London) G32, 283 (2006)

S.-Y.Wang, T.Komatsubara, Y.-J.Ma, K.Furuno, Y.-H.Zhang, Y.Z.Liu, T.Hayakawa, J.Mukai, Y.Iwata, T.Morikawa, G.B.Hagemann, G.Sletten, J.Nyberg, D.Jerrestam, H.J.Jensen, J.Espino, J.Gascon, N.Gjorup, B.Cederwall, P.O.Tjom

Band structures in ¹²³I

NUCLEAR REACTIONS ¹¹⁶Cd(¹⁴N, 3nα), E=65 MeV; measured Eγ, Iγ, γγ-coin. ¹²³I deduced high-spin levels, J, π, configurations, B(M1)/B(E2). Nordball array.

doi: 10.1088/0954-3899/32/3/004
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2006WR01      Int.J.Mod.Phys. E15, 374 (2006)

K.Wrzosek, M.Zielinska, J.Choinski, T.Czosnyka, Y.Hatsukawa, J.Iwanicki, J.Katakura, M.Kisielinski, M.Koizumi, M.Kowalczyk, H.Kusakari, M.Matsuda, T.Morikawa, P.Napiorkowski, A.Osa, M.Oshima, L.Reissig, T.Shizuma, J.Srebrny, M.Sugawara, Y.Toh, Y.Utsuno, K.Zajac

Search for shape coexistence in even-even stable molybdenum isotopes using Coulomb excitation method

NUCLEAR REACTIONS ^96,98,100Mo(²⁰Ne, ²⁰Ne'), E=50 MeV; ^96,98,100Mo(⁴⁰Ar, ⁴⁰Ar'), E=90 MeV; ⁹⁶Mo(⁸⁴Kr, ⁸⁴Kr'), E=225 MeV; ⁹⁶Mo(¹³⁶Xe, ¹³⁶Xe'), E=614 MeV; Pb(⁹⁶Mo, ⁹⁶Mo'), E=424 MeV; measured Eγ, Iγ, (particle)γ-coin following Coulomb excitation. ^96,98,100Mo deduced levels, J, π, quadrupole moments, shape coexistence features.

doi: 10.1142/S0218301306004235
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2006ZH38      Int.J.Mod.Phys. E15, 1437 (2006)

Y.H.Zhang, X.H.Zhou, J.J.He, Z.Liu, Y.D.Fang W.T.Guo, X.G.Lei, Y.X.Guo, M.M.Ndontchueng, L.Ma, M.Oshima, Y.Toh, M.Koizumi, A.Osa, A.Kimura, Y.Hatsukawa, H.Hayakawa, T.Shizuma, J.Katakura, M.Matsuda, G.De Angelis, N.Marginean, A.Gadea, D.R.Napoli, M.Axiotis, C.Rusu, T.Martinez, T.Morikawa, M.Sugawara, H.Kusakari, F.R.Xu

Search for signature inversion in the πi_13/2 (X) νi_13/2 bands in ^{182, 184, 186}Au

NUCLEAR REACTIONS ¹⁵²Sm(³⁵Cl, 5n), E=183 MeV; ¹⁷²Yb(¹⁹F, 5n), E=104 MeV; ¹⁵⁹Tb(²⁹Si, 4n), E=140 MeV; measured Eγ, Iγ, γγ-coin. ^182,184,186Au deduced high-spin levels, J, π, configurations, signature inversion.

doi: 10.1142/S0218301306005125
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2006ZH52      High Energy Phys. and Nucl.Phys. (China), Supplement 2, 30, 208 (2006)

Y.-H.Zhang, X.-H.Zhou, J.-J.He, Z.Liu, Y.-D.Fang, W.-T.Guo, X.-G.Lei, Y.-X.Guo, L.Ma, M.M.Ndontchueng, M.Oshima, Y.Toh, M.Koizumi, A.Osa, A.Kimura, Y.Hatsukawa, H.Hayakawa, T.Shizuma, J.Katakura, M.Matsuda, T.Morikawa, M.Sugawara, H.Kusakari, G.De Angelis, N.Marginean, A.Gadea, D.R.Napoli, M.Axiotis, C.Rusu, T.Martinez, F.R.Xu

Search for Signature Inversion in the πi_13/2(X)νi_13/2 Bands in ^{182, 184, 186}Au

2005SH26      Phys.Rev. C 71, 067301 (2005)

T.Shizuma, T.Hayakawa, S.Mitarai, T.Morikawa, T.Ishii

Identification of the K^π = 11/2⁺ isomer in neutron-rich ¹⁸⁷W

NUCLEAR REACTIONS ¹⁸⁶W(⁸²Se, X)¹⁸⁷W/¹⁸⁷Re/¹⁸⁵Re, E=630 MeV; measured prompt and delayed Eγ, Iγ, γγ-, (particle)γ-coin. ¹⁸⁷W deduced levels, J, π, isomer T_1/2, configuration. Recoil shadow technique.

doi: 10.1103/PhysRevC.71.067301
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2005ZI02      Acta Phys.Pol. B36, 1289 (2005)

M.Zielinska, T.Czosnyka, K.Wrzosek, J.Choinski, Y.Hatsukawa, J.Iwanicki, M.Koizumi, H.Kusakari, M.Matsuda, T.Morikawa, P.J.Napiorkowski, A.Osa, M.Oshima, T.Shizuma, J.Srebrny, M.Sugawara, K.Zajac

Shape coexistence in even-even Mo isotopes studied via Coulomb excitation

NUCLEAR REACTIONS ⁹⁶Mo(²⁰Ne, ²⁰Ne'), (⁴⁰Ar, ⁴⁰Ar'), E=2.5 MeV/nucleon; Pb(⁹⁶Mo, ⁹⁶Mo'), E=424 MeV; measured Eγ, Iγ, (particle)γ-coin following Coulomb excitation. ⁹⁶Mo deduced transitions.

2004KO03      Nucl.Phys. A730, 46 (2004)

M.Koizumi, A.Seki, Y.Toh, A.Osa, Y.Utsuno, A.Kimura, M.Oshima, T.Hayakawa, Y.Hatsukawa, J.Katakura, M.Matsuda, T.Shizuma, T.Czosnyka, M.Sugawara, T.Morikawa, H.Kusakari

Multiple Coulomb excitation experiment of ⁶⁸Zn

NUCLEAR REACTIONS Pb(⁶⁸Zn, ⁶⁸Zn'), E=276 MeV; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. ⁶⁸Zn deduced transitions B(E2), B(M1), quadrupole moment.

doi: 10.1016/j.nuclphysa.2003.10.010
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2004MO47      Phys.Rev. C 70, 054323 (2004)

T.Morikawa, M.Nakamura, T.Sugimitsu, H.Kusakari, M.Oshima, Y.Toh, M.Koizumi, A.Kimura, J.Goto, Y.Hatsukawa, M.Sugawara

High-spin states in ⁴³Sc

NUCLEAR REACTIONS ²⁷Al(¹⁹F, 2np), E=50 MeV; measured Eγ, Iγ, γγ-coin. ⁴³Sc deduced high-spin levels, J, π, configurations. Comparison with shell model predictions.

doi: 10.1103/PhysRevC.70.054323
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2004WA05      Eur.Phys.J. A 19, 163 (2004)

H.Watanabe, Y.Wakabayashi, Y.Gono, T.Fukuchi, H.Ueno, W.Sato, A.Yoshimi, D.Kameda, H.Miyoshi, T.Kishida, Y.Kobayashi, T.Morikawa, S.Motomura, O.Kashiyama, K.Saito, A.Odahara, K.Asahi

Lifetime of a new high-spin isomer in ¹⁵⁰Dy

NUCLEAR REACTIONS ¹⁴¹Pr(¹⁶O, 6np), E=165 MeV; measured Eγ, Iγ, γγ-coin, DSA. Mg(¹³²Xe, X)¹⁵⁰Dy, E=7 MeV/nucleon; measured prompt and delayed Eγ, Iγ, γγ-coin. ¹⁵⁰Dy deduced high-spin levels, J, π, high-spin isomer T_1/2. Recoil shadow and centroid shift techniques.

doi: 10.1140/epja/i2003-10150-y
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2004WA16      Chin.Phys.Lett. 21, 1024 (2004)

S.-Y.Wang, Y.-J.Ma, T.Komatsubara, Y.-Z.Liu, Y.-H.Zhang, K.Furuno, T.Hayakawa, J.Mukai, Y.Iwata, T.Morikawa, G.B.Hagemann, G.Sletten, J.Nyberg, D.Jerrestam, H.J.Jensen, J.Espino, J.Gascon, N.Gjorup, B.Cederwall, P.O.Tjom

Structure of the πg_7/2[404]7/2⁺ Band in Odd Proton Nucleus ¹²³I

NUCLEAR REACTIONS ¹¹⁶Cd(¹⁴N, 5n2p), E=65 MeV; measured Eγ, Iγ, γγ-coin. ¹²³I deduced high-spin levels, J, π, configurations.

doi: 10.1088/0256-307X/21/6/012
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2004WA37      High Energy Phys. and Nucl.Phys. (China) 28, 491 (2004)

S.-Y.Wang, Y.-J.Ma, T.Komatsubara, Y.-Z.Liu, Y.-H.Zhang, G.-D.Liang, K.Furuno, T.Hayakawa, J.Mukai, Y.Iwata, T.Morikawa, G.B.Hagemann, G.Sletten, J.Nyberg, D.Jerrestam, H.J.Jensen, J.Espino, J.Gascon, N.Gjorup, B.Cederwall, P.O.Tjom

High-Spin Level Scheme of ¹²⁶Cs

2003HA15      Phys.Rev. C 67, 064310 (2003)

T.Hayakawa, Y.Toh, M.Oshima, A.Osa, M.Koizumi, Y.Hatsukawa, Y.Utsuno, J.Katakura, M.Matsuda, T.Morikawa, M.Sugawara, H.Kusakari, T.Czosnyka

Projectile Coulomb excitation of ⁷⁸Se

NUCLEAR REACTIONS Pb(⁷⁸Se, ⁷⁸Se'), E=320 MeV; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. ⁷⁸Se deduced transitions B(E2), B(M1), quadrupole moments.

doi: 10.1103/PhysRevC.67.064310
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2003KO51      Eur.Phys.J. A 18, 87 (2003)

M.Koizumi, A.Seki, Y.Toh, M.Oshima, A.Osa, A.Kimura, Y.Hatsukawa, T.Shizuma, T.Hayakawa, M.Matsuda, J.Katakura, T.Czosnyka, M.Sugawara, T.Morikawa, H.Kusakari

Multiple Coulomb excitation experiment of ⁶⁶Zn

NUCLEAR REACTIONS Pb(⁶⁶Zn, ⁶⁶Zn'), E=274.2 MeV; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. ⁶⁶Zn deduced transitions B(E2), level configurations, quadrupole moments. Cranked mean-field calculations.

doi: 10.1140/epja/i2003-10063-9
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2003SU01      Eur.Phys.J. A 16, 409 (2003)

M.Sugawara, Y.Toh, T.Czosnyka, M.Oshima, T.Hayakawa, H.Kusakari, Y.Hatsukawa, J.Katakura, N.Shinohara, M.Matsuda, T.Morikawa, A.Seki, F.Sakata

Multiple Coulomb excitation of a ⁷⁰Ge beam and the interpretation of the 0⁺₂ state as a deformed intruder

NUCLEAR REACTIONS Pb(⁷⁰Ge, ⁷⁰Ge'), E=300 MeV; measured Eγ, Iγ following projectile Coulomb excitation. ⁷⁰Ge deduced transition matrix elements, level configurations. Comparison with model predictions.

doi: 10.1140/epja/i2002-10110-1
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2003TE01      Phys.Lett. B 556, 27 (2003)

T.Teranishi, S.Kubono, S.Shimoura, M.Notani, Y.Yanagisawa, S.Michimasa, K.Ue, H.Iwasaki, M.Kurokawa, Y.Satou, T.Morikawa, A.Saito, H.Baba, J.H.Lee, C.S.Lee, Zs.Fulop, S.Kato

Study of resonance states in ¹²N using a radioactive ion beam of ¹¹C

NUCLEAR REACTIONS ¹H(¹¹C, ¹¹C), E=3.5 MeV/nucleon; measured recoil proton spectra, σ(θ). ¹²N deduced resonance states, J, π. Astrophysical implications discussed.

doi: 10.1016/S0370-2693(03)00098-4
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE1803.

2003TE09      Nucl.Phys. A718, 207c (2003)

T.Teranishi, S.Kubono, S.Shimoura, M.Notani, Y.Yanagisawa, S.Michimasa, K.Ue, H.Iwasaki, M.Kurokawa, Y.Satou, T.Morikawa, A.Saito, H.Baba, J.H.Lee, C.S.Lee, Zs.Fulop, S.Kato

Experimental studies using a low-energy RI beam separator at CNS

NUCLEAR REACTIONS ¹H(¹¹C, ¹¹C), E=3.4 MeV/nucleon; ¹H(¹²N, ¹²N), E=3.9 MeV/nucleon; measured recoil proton spectra. ¹²N, ¹³O deduced resonance energies.

doi: 10.1016/S0375-9474(03)00716-4
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2003TE12      Nucl.Phys. A719, 253c (2003)

T.Teranishi, S.Kubono, S.Shimoura, M.Notani, Y.Yanagisawa, S.Michimasa, K.Ue, H.Iwasaki, M.Kurokawa, Y.Satou, T.Morikawa, A.Saito, H.Baba, J.H.Lee, C.S.Lee, Zs.Fulop, S.Kato

Study of resonance states using a low-energy RI beam separator at CNS

NUCLEAR REACTIONS ¹H(¹²N, p), E=3.9 MeV/nucleon; ¹H(¹¹C, p), E=3.4 MeV/nucleon; measured recoil proton spectra. ¹²N, ¹³O deduced resonance features.

doi: 10.1016/S0375-9474(03)00928-X
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2003ZH38      Phys.Rev. C 68, 054313 (2003)

Y.H.Zhang, M.Oshima, Y.Toh, X.H.Zhou, M.Koizumi, A.Osa, A.Kimura, Y.Hatsukawa, T.Morikawa, M.Nakamura, M.Sugawara, H.Kusakari, T.Komatsubara, K.Furuno, H.L.Wang, P.Luo, C.S.Wu, F.R.Xu

Rotational bands and signature inversion in odd-odd ¹⁷²Re

NUCLEAR REACTIONS ¹⁴⁹Sm(²⁷Al, 4n), E=130, 135, 140, 150 MeV; measured Eγ, Iγ, γγ-, (X-ray)γ-coin, excitation function. ¹⁷²Re deduced high-spin levels, J, π, B(M1)/B(E2), configurations, signature inversion. Comparison with model predictions, energy level systematics.

doi: 10.1103/PhysRevC.68.054313
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Data from this article have been entered in the XUNDL database. For more information, click here.

2003ZH50      High Energy Phys. and Nucl.Phys. (China) 27, 313 (2003)

Y.-H.Zhang, M.Oshima, T.Morikawa, T.Hayakawa, Y.Toh, X.-H.Zhou, J.-J.He, Z.Liu, Z.-G.Gan, T.Shizuma, M.Koizumi, A.Osa, J.Katakura, Y.Hatsukawa, M.Matsuda, N.Shinohara, T.Ishii, H.Kusakari, M.Sugawara, K.Furuno, T.Komatsubara, T.Une, S.-X.Wen, L.-H.Zhu, Z.-M.Wang, F.-R.Xu

Study of Signature Inversion in the πi_13/2(X)νi_13/2 Bands of Odd-Odd Nuclei

2003ZH51      High Energy Phys. and Nucl.Phys. (China) 27, 574 (2003)

Y.-H.Zhang, M.Oshima, Y.Toh, X.-H.Zhou, M.Koizimi, A.Osa, A.Kimura, Y.Hatsukawa, T.Morikawa, M.Nakamura, M.Sugawara, H.Kusakari, T.Komatsubara, K.Furuno

Experimental Study of High-Spin Band Structures in Odd-Odd ¹⁷²Re

2002GO06      Eur.Phys.J. A 13, 5 (2002)

Y.Gono, A.Odahara, T.Fukuchi, E.Ideguchi, T.Kishida, T.Kubo, H.Watanabe, S.Motomura, K.Saito, O.Kashiyama, T.Morikawa, B.Cederwall, Y.H.Zhang, X.H.Zhou, M.Ishihara, H.Sagawa

Systematics of High-Spin Isomers N = 83 Isotones and a High-Spin Isomer Beam

NUCLEAR REACTIONS ¹⁴¹Pr(¹⁶O, 7np), E=165 MeV; measured prompt and delayed Eγ, Iγ, γγ-coin. ¹⁴⁹Dy deduced high-spin levels, J, π, configurations, isomeric states T_1/2. ¹⁴N(¹³⁶Xe, 6n), ¹⁶O(¹³⁶Xe, 7n), E=8 MeV/nucleon; measured Eγ, (recoil)γ-coin; deduced isomer production features. Level systematics in N=83 isotones discussed.

doi: 10.1007/s10050-002-8709-1
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Data from this article have been entered in the XUNDL database. For more information, click here.

2002HA33      J.Phys.Soc.Jpn. 71, 1663 (2002)

J.H.Ha, J.C.Kim, C.S.Lee, J.H.Lee, J.Y.Huh, C.-B.Moon, S.J.Chae, K.Furuno, T.Komatsubara, T.Schizuma, K.Matsuura, K.Kato, Y.Sadaki, H.Ishiyama, Y.Gono, T.Morikawa, S.Mitarai, M.Shibata, H.Watanabe, M.Miyake, E.Komatsu, A.Odahara, E.Ideguchi, X.H.Zhou

High-Spin States in Odd-Odd ¹⁶⁸Lu

NUCLEAR REACTIONS ¹⁵⁹Tb(¹³C, 4n), E=58.5, 62 MeV; measured Eγ, Iγ, γγ-coin. ¹⁶⁸Lu deduced high-spin levels, J, π, configurations. Level systematics in neighboring nuclides discussed.

2002KI12      Nucl.Instrum.Methods Phys.Res. A484, 45 (2002)

T.Kishida, H.Watanabe, E.Ideguchi, T.Kubo, Y.F.Yang, M.Ishihara, S.Yamamoto, Y.Gono, T.Morikawa, T.Tsutsumi, T.Fukuchi, S.Motomura, H.Tsuchida, O.Kashiyama, K.Saitoh, M.Shibata, A.Odahara, Y.H.Zhang, X.H.Zhou, B.Cederwall, T.Back, D.Bucurescu

High-Spin Isomeric Beam Line

NUCLEAR REACTIONS ¹⁶O(¹³⁶Xe, 7n), E=7.6 MeV/nucleon; measured high-spin isomer yield. ¹³C(¹⁴⁵Sm, xn), E ≈ 5.5 MeV/nucleon; measured Eγ, Iγ. Secondary high-spin isomer beam production.

doi: 10.1016/S0168-9002(01)01974-X
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2002OS07      Phys.Lett. 546B, 48 (2002)

A.Osa, T.Czosnyka, Y.Utsuno, T.Mizusaki, Y.Toh, M.Oshima, M.Koizumi, Y.Hatsukawa, J.Katakura, T.Hayakawa, M.Matsuda, T.Shizuma, M.Sugawara, T.Morikawa, H.Kusakari

First measurement of the quadrupole moment in the 2⁺₁ state of ⁸⁴Kr

NUCLEAR REACTIONS ⁹⁸Mo, Ta(⁸⁴Kr, ⁸⁴Kr'), E=250 MeV; measured Eγ, Iγ, (particle)γ-coin following projectile Coulomb excitation. ⁸⁴Kr level deduced quadrupole moment, B(E2). Comparisons with large-scale shell model predictions.

doi: 10.1016/S0370-2693(02)02660-6
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Data from this article have been entered in the XUNDL database. For more information, click here.

2002ZH13      Eur.Phys.J. A 13, 429 (2002)

Y.H.Zhang, M.Oshima, Y.Toh, M.Koizumi, A.Osa, T.Shizuma, T.Hayakawa, M.Sugawara, H.Kusakari, T.Morikawa, S.X.Wen, L.H.Zhu

Rotational Bands and Signature Inversion Phenomena in πh_9/2 (X) νi_13/2 and πi_13/2 (X) νi_13/2 Structures in Odd-Odd ¹⁷⁶Ir

NUCLEAR REACTIONS ¹⁴⁹Sm(³¹P, 4n), E=145-160 MeV; measured Eγ, Iγ, γγ-, (X-ray)γ-coin. ¹⁷⁶Ir deduced high-spin levels, J, π, configurations, signature inversion.

doi: 10.1007/s10050-002-8773-6
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Data from this article have been entered in the XUNDL database. For more information, click here.

2002ZH58      High Energy Phys. and Nucl.Phys. (China) 26, 445 (2002)

Y.-H.Zhang, M.Oshima, Y.Toh, M.Koizumi, a.Osa, T.Shizuma, T.Hayakawa, M.Sugawara, H.Kusakari, T.Morikawa, S.-X.Wen, L.-H.Zhu

Signature Inversion Phenomena in the Rotational Bands of Odd-Odd ¹⁷⁶Ir

2002ZI02      Acta Phys.Pol. B33, 515 (2002)

M.Zielinska, T.Czosnyka, J.Choinski, J.Iwanicki, P.Napiorkowski, J.Srebrny, A.Osa, Y.Utsuno, Y.Toh, M.Oshima, Y.Hatsukawa, J.Katakura, M.Koizumi, M.Matsuda, T.Shizuma, M.Sugawara, T.Morikawa, H.Kusakari

Shape Coexistence in ⁹⁸Mo

NUCLEAR REACTIONS ⁹⁸Mo(²⁰Ne, ²⁰Ne'), (⁸⁴Kr, ⁸⁴Kr'), (¹³⁶Xe, ¹³⁶Xe'), E not given; measured Eγ, Iγ following Coulomb excitation. ⁹⁸Mo levels deduced quadrupole deformation, shape coexistence features. Comparison with Ge isotopes.

2002ZI06      Nucl.Phys. A712, 3 (2002)

M.Zielinska, T.Czosnyka, J.Choinski, J.Iwanicki, P.Napiorkowski, J.Srebrny, Y.Toh, M.Oshima, A.Osa, Y.Utsuno, Y.Hatsukawa, J.Katakura, M.Koizumi, M.Matsuda, T.Shizuma, M.Sugawara, T.Morikawa, H.Kusakari, A.D.Efimov, V.M.Mikhajlov

Electromagnetic structure of ⁹⁸Mo

NUCLEAR REACTIONS ⁹⁸Mo(²⁰Ne, ²⁰Ne'), E=50 MeV; ⁹⁸Mo(⁸⁴Kr, ⁸⁴Kr'), E=250 MeV; ⁹⁸Mo(¹³⁶Xe, ¹³⁶Xe'), E=614 MeV; measured Eγ, Iγ, (particle)γ-coin following Coulomb excitation. ⁹⁸Mo deduced transitions E2 and M1 matrix elements, deformation, shape coexistence features. Comparison with IBM1 calculations.

doi: 10.1016/S0375-9474(02)01169-7
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2000HU04      Eur.Phys.J. A 7, 11 (2000)

J.Y.Huh, C.S.Lee, Y.K.Kwon, J.Y.Kim, Y.Gono, T.Morikawa, H.Watanabe, M.Shibata, S.Motomura, T.Tsutsumi, T.Fukuchi, T.Kishida, E.Ideguchi, X.H.Zhou, A.Odahara, S.Kubono, J.H.Ha, M.K.Cheoun, C.Lee, J.C.Kim, C.-B.Moon, S.J.Chae, Y.K.Kim, J.S.Chai

Observation of Intermediate Bands Feeding the Positive-Parity Yrast Band in ¹⁵⁵Gd

NUCLEAR REACTIONS ¹⁵⁴Sm(α, 3n), E=33 MeV; measured Eγ, Iγ, γγ-coin. ¹⁵⁵Gd deduced high-spin levels, J, π, B(E2), configurations.

doi: 10.1007/s100500050003
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Data from this article have been entered in the XUNDL database. For more information, click here.

2000ZH03      Phys.Rev. C61, 014303 (2000)

X.H.Zhou, H.Tsuchida, Y.Gono, A.Odahara, E.Ideguchi, T.Morikawa, M.Shibata, H.Watanabe, M.Miyake, T.Tsutsumi, S.Motomura, T.Kishida, S.Mitarai, M.Ishihara

Level Structure in ¹⁴³Nd

NUCLEAR REACTIONS ¹³⁰Te(¹⁸O, 5n), E=80 MeV; measured Eγ, Iγ, γγ-coin, γ-ray polarization. ¹⁴³Nd deduced high-spin levels, J, π, configurations, isomer T_1/2. Comaprison with weak coupling and deformed independent particle models.

doi: 10.1103/PhysRevC.61.014303
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Data from this article have been entered in the XUNDL database. For more information, click here.

2000ZH12      Chin.Phys.Lett. 17, 264 (2000)

X.-H.Zhou, E.Ideguchi, T.Kishida, M.Ishihara, H.Tsuchida, Y.Gono, T.Morikawa, M.Shibata, H.Watanabe, M.Miyake, T.Tsutsumi, S.Motomura, S.Mitarai

Weak Coupling in ¹⁴³Nd

NUCLEAR REACTIONS ¹³⁰Te(¹⁸O, 5n), E=80 MeV; measured Eγ, Iγ, γγ-coin, γ-ray polarization. ¹⁴³Nd deduced high-spin levels, J, π, configurations. Comparison with model predictions.

2000ZH58      High Energy Phys. and Nucl.Phys. (China) 24, 408 (2000)

X.-H.Zhou, E.Ideguchi, T.Kishida, M.Ishihara, H.Tsuchida, Y.Gono, T.Morikawa, M.Shibata, H.Watanabe, M.Miyake, T.Tsutsumi, S.Motomura, S.Mitarai

Identification and Study of a High-Spin Isomer in ¹⁴³Nd

1999FU05      Nucl.Instrum.Methods Phys.Res. A421, 211 (1999)

K.Furuno, M.Oshima, T.Komatsubara, K.Furutaka, T.Hayakawa, M.Kidera, Y.Hatsukawa, M.Matsuda, S.Mitarai, T.Shizuma, T.Saitoh, N.Hashimoto, H.Kusakari, M.Sugawara, T.Morikawa

A γ-Ray Detector Array for Joint Spectroscopy Experiments at the JAERI Tandem-Booster Facility

NUCLEAR REACTIONS ⁴⁰Ca(²⁸Si, xnypzα), E=120 MeV; measured Eγ, Iγ, (charged particle)γ-coin. ^155,157Gd, ¹⁷¹Yb(⁹⁰Zr, ⁹⁰Zr'), E=390 MeV; measured Eγ, Iγ, (particle)γ-coin following Coulomb excitation. ¹⁸¹Ta(¹⁶O, 4n), E not given; measured Eγ, Iγ, E(ce), I(ce), γγ-, (ce)γ-coin. ¹⁹³Tl transition deduced δ.

doi: 10.1016/S0168-9002(98)00935-8
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1999ID01      Eur.Phys.J. A 6, 387 (1999)

E.Ideguchi, X.H.Zhou, Y.Gono, S.Mitarai, T.Morikawa, M.Kidera, H.Tsuchida, M.Shibata, H.Watanabe, M.Miyake, A.Odahara, M.Oshima, Y.Hatsukawa, S.Hamada, H.Iimura, M.Shibata, T.Ishii, T.Kishida, M.Ishihara

A New High Spin Isomer in ¹⁴⁶Eu

NUCLEAR REACTIONS ¹⁴⁰Ce(¹⁰B, 4n), E=50 MeV; ¹³⁹La(¹³C, 6n), E=98 MeV; measured Eγ, Iγ(t), γγ-coin. ¹⁴⁶Eu deduced high-spin levels, J, π, configurations, high-spin isomer T_1/2. Comparison with deformed independent particle model.

doi: 10.1007/s100500050360
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Data from this article have been entered in the XUNDL database. For more information, click here.

1998HA17      Eur.Phys.J. A 1, 247 (1998)

J.H.Ha, J.C.Kim, C.S.Lee, J.Y.Huh, C.-B.Moon, Y.Gono, S.Mitarai, T.Morikawa, M.Shibata, H.Watanabe, M.Miyake, E.Komatsu, A.Odahara, E.Ideguchi, X.H.Zhou

High-Spin States in Odd-Odd ¹⁶⁸Lu

NUCLEAR REACTIONS ¹⁵⁹Tb(¹³C, 4n), E=58.5 MeV; measured Eγ, Iγ, γγ-coin. ¹⁶⁸Lu deduced high-spin levels, band structure, possible J, π.

doi: 10.1007/s100500050057
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1997OD01      Nucl.Phys. A620, 363 (1997)

A.Odahara, Y.Gono, S.Mitarai, T.Morikawa, T.Shizuma, M.Kidera, M.Shibata, T.Kishida, E.Ideguchi, K.Morita, A.Yoshida, H.Kumagai, Y.H.Zhang, A.Ferragut, T.Murakami, M.Oshima, H.Iimura, M.Shibata, S.Hamada, H.Kusakari, M.Sugawara, M.Ogawa, M.Nakajima, B.J.Min, J.C.Kim, S.J.Chae, H.Sagawa

High-Spin Isomer and Level Structure of ¹⁴⁵Sm

NUCLEAR REACTIONS ²⁰Ne(¹³⁶Xe, 7nα), E=8.2 MeV/nucleon; ¹⁶O(¹³⁶Xe, 7n), E=7.4 MeV/nucleon; ¹³⁹La(¹⁰B, 4n), E=47 MeV; ¹³⁸Ba(¹³C, 6n), E=95, 98 MeV; measured Eγ, Iγ, γγ-coin, γγ(t), Iγ(θ). ¹⁴⁵Sm deduced high-spin levels, J, π, isomer T_1/2.

doi: 10.1016/S0375-9474(97)00189-9
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1997ZH15      Z.Phys. A358, 285 (1997)

X.H.Zhou, E.Ideguchi, Y.Gono, T.Kishida, S.Mitarai, T.Morikawa, H.Tsuchida, M.Shibata, H.Watanabe, M.Miyake, A.Odahara, M.Oshima, Y.Hatsukawa, S.Hamada, H.Iimura, M.Shibata, T.Ishii, M.Ishihara

Study of High-Lying States in ¹⁴⁷Eu

NUCLEAR REACTIONS ¹³⁹La(¹³C, 5n), E=98 MeV; measured γγ(t), Iγ(θ). ¹⁴⁷Eu deduced high-spin levels, J, π.

doi: 10.1007/s002180050331
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Data from this article have been entered in the XUNDL database. For more information, click here.

1997ZH42      High Energy Phys. and Nucl.Phys. (China) 21, 110 (1997)

Y.Zhang, Y.Gono, T.Morikaawa, E.Ideguchi, S.Mitarai, A.Odahara, M.Shibata, T.Kishida, K.Morida, A.Yoshita, H.Kumagai, T.Murakami, M.Oshima, H.Iimura, M.Shibata, S.Hamata, H.Kusakari, M.Sugawara, M.Ogawa, M.Nagajima, M.Ishihara

Experimental Observation of High Spin States in ¹⁴⁶Sm Nucleus

1996ZH38      High Energy Phys. and Nucl.Phys. (China) 20, 385 (1996)

Y.Zhang, Y.Gono, A.Ferragut, K.Morita, C.B.Moon, A.Yoshida, T.Murakami, M.Nakajima, M.Ogawa, T.Morikawa, M.Oshima, H.Kusakari, M.Sugawara, K.Furono, T.Hayakawa, T.Komatsubara, J.Lu, S.J.Chae, J.C.Kim, B.J.Min

Study of High Spin Isomer and its Decay Level Scheme of Doubly Odd ¹⁴⁴Pm Nucleus

1995GO18      Nucl.Phys. A588, 241c (1995)

Y.Gono, T.Morikawa, T.Kishida, K.Morita, A.Odahara, E.Ideguchi, T.Murakami, M.Oshima, M.Sugawara, H.Kusakari, H.Kumagai, H.Tsuchida, M.Ogawa, M.Kidera, M.Shibata, K.Miyazaki, S.Mitarai, Y.H.Zhang, A.Ferragut, G.H.Liu, Y.Hatsukawa, J.C.Kim, S.A.Shin, M.Ishihara

Gamma-Ray Spectroscopy with High-Spin Isomer Beams

NUCLEAR REACTIONS ²⁰⁸Pb(¹⁷⁴Hf, ¹⁷⁴Hf'), E ≈ 5.4 MeV/nucleon; measured Eγ, Iγ following projectile isomer Coulomb excitation. ¹⁷⁴Hf deduced transition, B(λ). High-K isomer beam from ⁹Be(¹⁷⁰Er, 5n) reaction. Other aspects of high-spin isomer beams discussed.

doi: 10.1016/0375-9474(95)00146-R
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1995ID01      Z.Phys. A352, 363 (1995)

E.Ideguchi, Y.Gono, S.Mitarai, T.Morikawa, A.Odahara, M.Kidera, M.Sibata, H.Tsuchida, K.Miyazaki, M.Oshima, Y.Hatsukawa, S.Hamada, H.Iimura, M.Shibata, T.Ishii, T.Murakami, H.Kusakari, M.Sugawara, T.Kishida, K.Morita, H.Kumagai, M.Ishihara

High-Spin States in ¹⁴⁸Tb

NUCLEAR REACTIONS ¹⁴¹Pr(¹³C, 6n), E=95-108 MeV; ²⁷Al(¹³⁰Te, 9n), E=7.5 MeV/nucleon; measured γγ-coin. ¹⁴⁸Tb deduced high-spin levels, J, π.

doi: 10.1007/BF01299753
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1995MO30      Phys.Lett. 350B, 169 (1995)

T.Morikawa, Y.Gono, K.Morita, T.Kishida, T.Murakami, E.Ideguchi, H.Kumagai, G.H.Liu, A.Ferragut, A.Yoshida, Y.H.Zhang, M.Oshima, M.Sugawara, H.Kusakari, M.Ogawa, M.Nakajima, H.Tsuchida, S.Mitarai, A.Odahara, M.Kidera, M.Shibata, J.C.Kim, S.J.Chae, Y.Hatsukawa, M.Ishihara

Coulomb Excitation of ¹⁷⁴Hf K-Isomer. γ-Ray Spectroscopy with High-Spin Isomer Beam

NUCLEAR REACTIONS ²⁰⁸Pb(¹⁷⁴Hf, ¹⁷⁴Hf'), E not given; measured Eγ, Iγ following projectile isomer Coulomb excitation, γ yield. ¹⁷⁴Hf deduced isomer excitation, transition B(E2). High-spin isomer beam from ⁹Be(¹⁷⁰Er, 5n) reaction.

doi: 10.1016/0370-2693(95)00345-L
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1995OS05      Phys.Rev. C52, 3492 (1995); Erratum Phys.Rev. C55, 1604 (1997)

M.Oshima, T.Morikawa, Y.Hatsukawa, S.Ichikawa, N.Shinohara, M.Matsuo, H.Kusakari, N.Kobayashi, M.Sugawara, T.Inamura

Two-Phonon γ-Vibrational State in ¹⁶⁸Er

NUCLEAR REACTIONS ¹⁶⁸Er(⁷⁴Ge, ⁷⁴Ge'), E=295 MeV; measured Iγ, Eγ, pγ(θ) following Coulomb excitation. ¹⁶⁸Er levels deduced B(E2), configuration.

doi: 10.1103/PhysRevC.52.3492
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1995SU27      J.Phys.Soc.Jpn. 64, 329 (1995)

M.Sugawara, S.Mitarai, T.Kuroyanagi, J.Mukai, H.Tomura, T.Morikawa, D.Jerrestam, J.Nyberg, G.Sletten, A.Atac, N.Gjorup, A.Virtanen, S.-E.Arnell, O.Skeppstedt, H.A.Roth, D.Foltescu

High Spin States in ⁷⁹Rb

NUCLEAR REACTIONS ⁵⁸Ni(²⁸Si, 3pα), E=128 MeV; measured γγ-coin. ⁷⁹Rb deduced high-spin levels, J, π, band structure.

doi: 10.1143/JPSJ.64.329
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1994OD02      Z.Phys. A350, 185 (1994)

A.Odahara, Y.Gono, S.Mitarai, E.Ideguchi, M.Kidera, M.Shibata, T.Morikawa, T.Kishida, K.Morita, A.Yoshida, H.Kumagai, Y.H.Zhang, A.Ferragut, T.Murakami, M.Oshima, H.Iimura, M.Shibata, S.Hamada, H.Kusakari, M.Sugawara, M.Ogawa, M.Nakajima, B.J.Min, J.C.Kim, S.J.Chae, H.Sagawa

High-Spin States of ¹⁴⁵Sm

NUCLEAR REACTIONS ²⁰Ne(¹³⁶Xe, 7nα), E=8.2 MeV/nucleon; ¹³⁹La(¹⁰B, 4n), E=47 MeV; ¹³⁸Ba(¹³C, 6n), E=95, 98 MeV; measured γγ-coin, γ(θ). ¹⁴⁵Sm deduced high-spin levels, J, π, isomer. Deformed independent particle model comparison.

doi: 10.1007/BF01289580
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1993FE14      J.Phys.Soc.Jpn. 62, 3343 (1993)

A.Ferragut, Y.Gono, T.Murakami, T.Morikawa, Y.H.Zhang, K.Morita, A.Yoshida, M.Oshima, H.Kusakari, M.Sugawara, M.Ogawa, M.Nakajima, S.Mitarai, A.Odahara, E.Ideguchi, T.Shizuma, M.Kidera, J.C.Kim, S.-J.Chae, B.-J.Min, H.Kumagai

A New High-Spin Isomer in ¹⁴⁵Sm

NUCLEAR REACTIONS ¹⁶O(¹³⁶Xe, 7n), E=8 MeV/nucleon; measured γγ-coin, γ(particle)(t). ¹⁴⁵Sm deduced high spin isomer, T_1/2.

doi: 10.1143/JPSJ.62.3343
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1993GO12      Nucl.Phys. A557, 341c (1993)

Y.Gono, T.Murakami, T.Morikawa, A.Ferragut, Y.H.Zhang, K.Morita, A.Yoshida, H.Kumagai, M.Oshima, H.Kusakari, M.Sugawara, M.Ogawa, M.Nakajima, S.Mitarai, A.Odahara, E.Ideguchi, T.Shizuma, M.Kidera, J.C.Kim, S.J.Chae, B.J.Min

High-Spin Isomers and High-Spin Isomer Beams

NUCLEAR REACTIONS ¹⁴N(¹³⁶Xe, 6n), E=8.5-10 MeV/nucleon; ¹⁶O(¹³⁶Xe, 7n), E=8.5-10 MeV/nucleon; ²⁰Ne(¹³⁶Xe, 7nα), E=8.5-10 MeV/nucleon; measured γγ(t), γγ-coin. ¹⁴⁴Pm, ¹⁴⁵Sm deduced levels, tentative isomer T_1/2, J, π, yrast traps.

doi: 10.1016/0375-9474(93)90552-9
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1993KO25      Nucl.Phys. A557, 419c (1993)

T.Komatsubara, K.Furuno, T.Hosoda, J.Mukai, T.Hayakawa, T.Morikawa, Y.Iwata, N.Kato, J.Espino, J.Gascon, N.Gjorup, G.B.Hagemann, H.J.Jensen, D.Jerrestam, J.Nyberg, G.Sletten, B.Cederwall, P.O.Tjom

High-Spin States in Odd-Odd Nuclei

NUCLEAR REACTIONS ¹¹⁵In(¹³C, 4n), E=66 MeV; ¹¹⁶Cd(¹⁴N, 4n), E=65 MeV; ⁹²Mo(³⁵Cl, n2p), E=150 MeV; measured γγ-coin, DSA. ^124,126Cs, ¹²⁴La deduced levels, J, π, band structure.

NUCLEAR STRUCTURE ¹⁵⁸Tm, ^{120,122,124,126,128}Cs, ^{124,126,128,130,132}La; analyzed level data; deduced signature inversion features.

doi: 10.1016/0375-9474(93)90559-G
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1993MI11      Nucl.Phys. A557, 381c (1993)

S.Mitarai, T.Kuroyanagi, A.Odahara, J.Mukai, H.Tomura, S.Suematsu, T.Morikawa, D.Jerrestam, J.Nyberg, G.Sletten, A.Atac, M.Piiparinen, S.E.Arnell, D.Foltescu, H.A.Roth, O.Skeppstedt

Band Structures of Nuclei Around N, Z = 40 Selected by Charged Particle Detection

NUCLEAR REACTIONS ⁵⁸Ni(²⁸Si, 4p), E=128 MeV; ⁵⁸Ni(³²S, 4p), E=125 MeV; measured relative yield with respect to 1p, 2p, 3p exit channels. ⁵⁸Ni(²⁸Si, pα), E=100 MeV; ⁵⁸Ni(³²S, p2α), (³²S, pα), E=120, 125 MeV; measured γγ-, pα-coin. ⁸⁵Nb, ⁸¹Y deduced levels, J, π, yrast band dynamic moment of inertia. ⁵⁸Ni(²⁸Si, 2n2p), E=128 MeV; measured γ(particle)-coin. ⁸²Zr deduced levels, J, π. ⁵⁸Ni(³²S, 2n2p), E=125 MeV; measured γγ-coin. ⁸⁶Mo deduced possible yrast level transitions.

doi: 10.1016/0375-9474(93)90555-C
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1993MO26      Nucl.Instrum.Methods Phys.Res. A335, 453 (1993)

T.Morikawa, H.Inoue, Y.Iwata, T.Matsuoka, H.Otsuka, N.Kato, S.Mitarai, Y.Yoshizawa

Charged Particle Detector System for Coulomb Excitation Experiment with NORDBALL

NUCLEAR REACTIONS ¹⁵⁴Sm(⁵⁸Ni, ⁵⁸Ni'), E=220 MeV; measured Eγ, Iγ, γγ-, pγγ-coin following Coulomb excitation. ¹⁵⁴Sm(³²S, ³²S'), E not given; measured not given. ¹⁵⁴Sm levels deduced Coulomb excitation probability vs θ. Charged particle plus multi-γ-ray detector systems.

doi: 10.1016/0168-9002(93)91230-K
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1993MU03      Z.Phys. A345, 123 (1993)

T.Murakami, Y.Gono, A.Ferragut, Y.H.Zhang, K.Morita, A.Yoshida, M.Ogawa, M.Nakajima, B.J.Min, H.Kumagai, M.Oshima, T.Morikawa, M.Sugawara, H.Kusakari

High-Spin Isomeric State in ¹⁴⁴Pm

NUCLEAR REACTIONS ¹⁴N(¹³⁶Xe, 6n), E=8.5 MeV/nucleon; measured γγ-coin. Ba(¹⁰B, X), E=22.5-55 MeV; measured ¹⁴⁴Pm production σ(E), σ(E, Eγ). ¹⁴⁴Pm deduced transition, isomer, T_1/2 lower limit, possible J, π.

doi: 10.1007/BF01290348
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1993OS05      Nucl.Phys. A557, 635c (1993)

M.Oshima, T.Morikawa, H.Kusakari, N.Kobayashi, M.Sugawara, Y.H.Zhang, A.Ferragut, S.Ichikawa, N.Shinohara, Y.Nagame, M.Shibata, Y.Gono, T.Inamura

Double-γ Vibrational States in ¹⁶⁸Er and ¹⁹²Os

NUCLEAR REACTIONS ¹⁶⁸Er(⁷⁴Ge, ⁷⁴Ge'), E=295 MeV; ¹⁹²Os(⁵⁸Ni, ⁵⁸Ni'), E=240 MeV; measured γ(particle)-coin following Coulomb excitation. ¹⁶⁸Er, ¹⁹²Os deduced levels, J, π, B(λ), ratios.

doi: 10.1016/0375-9474(93)90575-I
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1993SU16      Nucl.Phys. A557, 653c (1993)

M.Sugawara, H.Kusakari, T.Morikawa, H.Inoue, Y.Yoshizawa, A.Virtanen, M.Piiparinen, T.Horiguchi

Octupole Bands of Gd Isotopes

NUCLEAR REACTIONS ¹⁵⁴Gd(⁵⁸Ni, ⁵⁸Ni'), E=228 MeV; ¹⁵⁴Gd(⁴⁸Ti, ⁴⁸Ti'), E=177.6 MeV; ^154,156,158Gd(³²S, ³²S'), E=118 MeV; ¹⁶⁰Gd(⁵⁸Ni, ⁵⁸Ni'), E=225 MeV; measured Eγ, Iγ, γγ-coin following Coulomb excitation. ^{154,156,158,160}Gd deduced levels, J, π, B(λ), γ branching, band structure.

doi: 10.1016/0375-9474(93)90577-K
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1992KU15      Phys.Rev. C46, 1257 (1992); Erratum Phys.Rev. C63, 029901 (2001)

H.Kusakari, M.Oshima, A.Uchikura, M.Sugawara, A.Tomotani, S.Ichikawa, H.Iimura, T.Morikawa, T.Inamura, M.Matsuzaki

Electromagnetic Transition Probabilities in the Natural-Parity Rotational Bands of ^155,157Gd

NUCLEAR REACTIONS ^155,157Gd(⁵⁸Ni, ⁵⁸Ni'γ), E=240 MeV; ^155,157Gd(⁸¹Br, ⁸¹Br'γ), E=305 MeV; measured Eγ, Iγ, γ(θ), γγ(θ), recoil distance Doppler shift, (particle)γ-coin. ^155,157Gd levels deduced δ, T_1/2, B(M1), B(E2). Enriched target. Cranking model analysis.

doi: 10.1103/PhysRevC.46.1257
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1992MO13      Phys.Rev. C46, R6 (1992)

T.Morikawa, M.Oshima, T.Sekine, Y.Hatsukawa, S.Ichikawa, H.Iimura, A.Osa, M.Shibata, A.Taniguchi

Lifetime Measurement of the First 2⁺ State in ^122,124,126Ba

RADIOACTIVITY ^122,124,126La(β⁺) [from ⁹²Mo(³⁵Cl, xnyp)]; measured βγ(t). ^122,124,126Ba level deduced T_1/2, B(E2). BaF₂, plastic scintillators. Neutron-proton interacting boson model.

doi: 10.1103/PhysRevC.46.R6
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1992MO20      Z.Phys. A343, 373 (1992)

T.Morikawa, H.Inoue, Y.Iwata, T.Matsuoka, Y.Yoshizawa, T.Kato, S.Mitarai, J.Mukai, D.Jerrestam

Coulomb Excitation of ¹⁵⁴Sm

NUCLEAR REACTIONS ¹⁵⁴Sm(⁵⁸Ni, ⁵⁸Ni'), E=220 MeV; measured γγ-, (particle)γ-, (particle)γγ-coin, Iγ(θ) following Coulomb excitation. ¹⁵⁴Sm deduced levels, J, π, band structure, new band excitation probability.

doi: 10.1007/BF01291541
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1992OS02      Nucl.Instrum.Methods Phys.Res. A312, 425 (1992)

M.Oshima, Y.Gono, T.Murakami, H.Kusakari, M.Sugawara, S.Ichikawa, Y.Hatsukawa, T.Morikawa, B.J.Min

Observation of Coulomb Excitation of Unstable Nuclei Utilization of a Secondary Beam

NUCLEAR REACTIONS ²⁰⁸Pb(⁷⁶Kr, ⁷⁶Kr'), E=237 MeV; measured σ(θ), γ-spectra following Coulomb excitation. ⁷⁶Kr transition yield. Secondary ⁷⁶Kr beam from ⁹Be(⁷⁰Ge, 3n) reaction.

doi: 10.1016/0168-9002(92)90191-6
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1990KO01      Z.Phys. A335, 113 (1990)

T.Komatsubara, K.Furuno, T.Hosoda, J.Espino, J.Gascon, G.B.Hagemann, Y.Iwata, D.Jerrestam, N.Kato, T.Morikawa, J.Nyberg, G.Sletten, P.O.Tjom

High Spin Structure in the Odd-Odd Nucleus ¹²⁴Cs

NUCLEAR REACTIONS ¹¹⁵In(¹³C, 4n), E=66 MeV; measured γγ-coin. ¹²⁴Cs deduced levels, J, π, B(λ) ratios.