A Microscopic IBM-2 Description of the Phase Transitions of Nuclear Spectrum Structure Near A=130

Li Xianyin; Zhao Xiaofeng

Chinese Physics C> 1991, Vol. 15> Issue(S2) : 183-188

A Microscopic IBM-2 Description of the Phase Transitions of Nuclear Spectrum Structure Near A=130

Department of Physics, Anhui University, Hefei, Anhui, China

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The phase transitions of the low-lying energy spectrum structure of the Ba isotopes and Sm isotopes are studied in the framework of the microscopic IBM-2 based on the boson expansion. It seems possible to describe the phase transitions in a uniform way by this approach.

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Li Xianyin and Zhao Xiaofeng. A Microscopic IBM-2 Description of the Phase Transitions of Nuclear Spectrum Structure Near A=130[J]. Chinese Physics C, 1991, 15(S2): 183-188.

Li Xianyin and Zhao Xiaofeng. A Microscopic IBM-2 Description of the Phase Transitions of Nuclear Spectrum Structure Near A=130[J]. Chinese Physics C, 1991, 15(S2): 183-188. shu

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Received: 1990-01-13

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Partly supported by the Doctorate Foundation of the State Education Commission of China.

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沈阳化工大学材料科学与工程学院沈阳 110142

A Microscopic IBM-2 Description of the Phase Transitions of Nuclear Spectrum Structure Near A=130

Li Xianyin
Zhao Xiaofeng

Department of Physics, Anhui University, Hefei, Anhui, China

Received Date: 1990-01-13

Fund Project: Partly supported by the Doctorate Foundation of the State Education Commission of China.

Abstract: The phase transitions of the low-lying energy spectrum structure of the Ba isotopes and Sm isotopes are studied in the framework of the microscopic IBM-2 based on the boson expansion. It seems possible to describe the phase transitions in a uniform way by this approach.