Chinese Physics C > 1991, Vol. 15 > Issue(3): 240-244

Microscopic IBM-2 Description of the Phase Transition of Nuclear Spectra Near A=130

ZHAO Xiao-Feng^,,
LI Xian-Yin

Anhui University,Hefei 230039

Abstract
HTML
Reference
Related

PDF

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

References

[1]

Interacting Boson-Fermi System in Nuclei, ed. F. Iachello, (Plenum, New York, 1981).[2]T, S. Yang, Y. Liu and H. Qi, Nucl. Phys., A421(1984), 297c.[3] 杨泽森、刘庸、田晓岭,高能物理与核物理,6(1982),472.[4] 杨泽森,高能物理与核物理,9(1985),341.[5] 刘庸,博士论文,北京大学,1984.[6] T. Otsuka and N. Yoshida, JAER1-M Report, 85-094.[7] R. F. Casten and P. Von Brentano, Phys. Lett., 152(1985), 22.[8] G. Puddu, O. Scholten and T. Otsuka, Nucl. Phys., A384(1980), 109.[9] 王玉成、刘庸,高能物理与核物理,14(1990),247.[10] O. Castanos, P. Federman, A. Frank and S, Pittel, Nucl. Phys.; A1379(1982), 61.[11] M. Saika and Y. Gono, Quasi-ground, Quasi-bats, Quasi-gamma Bands, INS-J160, (July, 1979).[12] P. Von Brentano, A. Gelberg, S. Harissopulos and R. F. Casten, Phys. Rev., c38(1988), 2386.[13] R. F. Casters et al., Nucl. Phys., A439(1985), 289.[14] A. Novoselsky and I. Talmi, Phys. Letts., B172(1986), 139

[1]	Da-Li Zhang,Cheng-Fu Mu. Description of the critical point symmetry in¹²⁴Te by IBM-2. Chinese Physics C, 2019, 43(2): 024104.doi:10.1088/1674-1137/43/2/024104
[2]	Da-Li Zhang,Cheng-Fu Mu. Shape coexistence close toN=50 in the neutron-rich isotope⁸⁰Ge investigated by IBM-2. Chinese Physics C, 2018, 42(3): 034101.doi:10.1088/1674-1137/42/3/034101
[3]	ZHANG Da-Li,YUAN Shu-Qing,DING Bin-Gang. Description of the evolution of mixed-symmetry states in theN=78 isotonic chain with IBM2. Chinese Physics C, 2015, 39(7): 074102.doi:10.1088/1674-1137/39/7/074102
[4]	SHENG Zong-Qiang,GUO Jian-You,MENG Ying. Systematic Analysis of E(5) Critical-Point Nuclei in A～130 Region with Relativistic Mean Field Theory. Chinese Physics C, 2007, 31(6): 558-563.
[5]	LIU Hong-Liang,XU Fu-Rong. Shape of the K^π=7^－Isomer in¹³⁰Ce. Chinese Physics C, 2006, 30(S2): 100-102.
[6]	SONG Li-Tao,ZHOU Xiao-Hong,ZHANG Yu-Hu,GUO Ying-Xiang,SUN Zhi-Yu. Study of the 1/2[660] Rotational Band in^{179,183^Au}. Chinese Physics C, 2004, 28(S1): 59-61.
[7]	ZHANG Jin-Fu. Shape Transition and Coexistence of Yrast-Bands in A～130 Nuclei. Chinese Physics C, 2004, 28(S1): 116-118.
[8]	ZHU Sheng-Jiang,U Yong-Nan,XIAO Shu-Dong,CHE Xing-Lai,LI Ming-Liang,GAN Cui-Yun,XU Rui-Qing,CHEN Yong-Jing,ZHU Li-Hua,WEN Shu-Xian,WU Xiao-Guang,,. High Spin-States and Shape Driving Effects in A=130 Nuclear Region. Chinese Physics C, 2004, 28(S1): 5-10.
[9]	ZHU Sheng-Jiang. Research on Octupole Deformation of Neutron-Rich Odd-A Nuclei and High Spin States of Some Neutron-Deficient Nuclei in A=130 Region. Chinese Physics C, 2000, 24(S1): 14-20.
[10]	XIE YuanXiang,XU ShuWei,Li ZhanKui,YU Yong,PAN QiangYan,WANG ChunFang,ZHANG TianMei,LONG GuiLu,LI YanSong. (EC+β⁺) Decay of¹³⁰Pm and¹²⁸Pr. Chinese Physics C, 2000, 24(8): 719-724.
[11]	Liu Yingtai,Liao Jizhi. Correction on the Energy Spectra of the O(6) Limit of IBM1 Containing af-Boson With Three-Body Potential. Chinese Physics C, 1999, 23(1): 59-64.
[12]	Zhao Yumin,Gu Jinnan. Effective Boson Number in IBM-2 and its Application in Even-Even Nuclear Systematics Study. Chinese Physics C, 1995, 19(6): 548-553.
[13]	Zhang Dali,Liu Yuxin,Han Qizhi. An IBM2 Description on the Low-lying States of Even-even Xe Isotopes. Chinese Physics C, 1994, 18(12): 1130-1136.
[14]	ZHU Jian-Yang. The Moment of Inertia and Energy Spectrum for IBM Intrinsic Ground-State Single Phonon and Double Phonon Excited-States. Chinese Physics C, 1993, 17(9): 851-860.
[15]	MENG Jie,WU Chong-Shi,ZENG Jin-Yan. SU_q(2) Analysis of Nuclear Rotational Spectra. Chinese Physics C, 1992, 16(1): 90-96.
[16]	DENG Wei-Zhen,YANG Ze-Sen. Intrinsic Condensate Method for Microsopic IBM2 and Calculation of¹⁶⁸Er Spectrum. Chinese Physics C, 1992, 16(3): 272-277.
[17]	Li Xianyin,Zhao Xiaofeng. A Microscopic IBM-2 Description of the Phase Transitions of Nuclear Spectrum Structure Near A=130. Chinese Physics C, 1991, 15(S2): 183-188.
[18]	LIAO Ji-Zhi. APPLICATIONS OFs.d.gIBM TO EVEN TITANIUM MUCLEI. Chinese Physics C, 1986, 10(4): 486-489.
[19]	LIAO Ji-Zhi. THE CORRECTION OF IBM SPECTRUM FOR CORE EFFECT. Chinese Physics C, 1986, 10(3): 374-379.
[20]	LING Yin-Sheng,GAO Shun-Fu. THE IBM EXPRESSIONS OF B(E2) FOR INTER REPRESENTATION TRASITIONS IN DEFORMED NUCLEI. Chinese Physics C, 1986, 10(5): 613-619.

Access

Get Citation

ZHAO Xiao-Feng and LI Xian-Yin. Microscopic IBM-2 Description of the Phase Transition of Nuclear Spectra Near A=130[J]. Chinese Physics C, 1991, 15(3): 240-244.

ZHAO Xiao-Feng and LI Xian-Yin. Microscopic IBM-2 Description of the Phase Transition of Nuclear Spectra Near A=130[J]. Chinese Physics C, 1991, 15(3): 240-244. shu

RIS(for EndNote,Reference Manager,ProCite)

BibTex

Txt

Milestone

Received: 1900-01-01
Revised: 1900-01-01

Article Metric

Article Views(4400)
PDF Downloads(473)
Cited by(0)

Policy on re-use

To reuse of subscription content published by CPC, the users need to request permission from CPC, unless the content was published under an Open Access license which automatically permits that type of reuse.

通讯作者:陈斌, bchen63@163.com

1.
沈阳化工大学材料科学与工程学院沈阳 110142

Microscopic IBM-2 Description of the Phase Transition of Nuclear Spectra Near A=130

ZHAO Xiao-Feng^,
LI Xian-Yin

Corresponding author:ZHAO Xiao-Feng,

Anhui University,Hefei 230039

Received Date:1900-01-01
Accepted Date:1900-01-01
Available Online:1991-03-05

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