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Abstract
The high-spin level structure of 186Au is re−investigated by means of in-beam γ−ray spectroscopy via the 172Yb(19F, 5nγ)186Au reaction. The oblate bands previously reported are revised and extended to higher−spin states. A new Iπ=(20+) excited state has been identified and assigned to the πh11/2−1 ⊗νi13/2-2h9/2-1 configuration. The total Routhian surface and cranked shell model calculations suggest that the πh11/2−1 ⊗νi13/2-2h9/2-1 band in 186Au has a non-axial deformation.
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LI Shi-Cheng, SHI Yue, ZHANG Yu-Hu, ZHOU Xiao-Hong, XU Fu-Rong, FANG Yong-De, LIU Min-Liang, DING Bing, GUO Song, LI Guang-Shun, ZHOU Hou-Bing, 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[J].
Chin. Phys. Lett., 2012, 29(2): 022102.
DOI: 10.1088/0256-307X/29/2/022102
LI Shi-Cheng, SHI Yue, ZHANG Yu-Hu, ZHOU Xiao-Hong, XU Fu-Rong, FANG Yong-De, LIU Min-Liang, DING Bing, GUO Song, LI Guang-Shun, ZHOU Hou-Bing, 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[J]. Chin. Phys. Lett., 2012, 29(2): 022102. DOI: 10.1088/0256-307X/29/2/022102
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LI Shi-Cheng, SHI Yue, ZHANG Yu-Hu, ZHOU Xiao-Hong, XU Fu-Rong, FANG Yong-De, LIU Min-Liang, DING Bing, GUO Song, LI Guang-Shun, ZHOU Hou-Bing, 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[J]. Chin. Phys. Lett., 2012, 29(2): 022102. DOI: 10.1088/0256-307X/29/2/022102
LI Shi-Cheng, SHI Yue, ZHANG Yu-Hu, ZHOU Xiao-Hong, XU Fu-Rong, FANG Yong-De, LIU Min-Liang, DING Bing, GUO Song, LI Guang-Shun, ZHOU Hou-Bing, 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[J]. Chin. Phys. Lett., 2012, 29(2): 022102. DOI: 10.1088/0256-307X/29/2/022102
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