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原子核的反常宇称能谱研究
引用本文:徐延冰. 原子核的反常宇称能谱研究[J]. 原子核物理评论, 2004, 21(1): 6-11. DOI: 10.11804/NuclPhysRev.21.01.006
作者姓名:徐延冰
作者单位:兰州重离子加速器国家实验室原子核理论中心, 甘肃 兰州 730000; 四川大学物理科学与技术学院, 四川 成都 610064
摘    要:将具有负宇称的 fp 空间扩大到包含1g9/2 轨道, 采用修正的表面相互作用(MSDI), 对64Ge, 66Ge, 68Ge, 70Se, 72Se, 74Se, 76Kr 和 78Kr等偶偶核作了形变Hartree Fock计算, 得到了基态和一些激发态的解. 同时, 还用近似角动量投影形变Hartree Fock(PDHF)方法对偶偶核64Ge, 74Se和奇A核79Kr进行了能谱计算, 得到其正、 负宇称带的解, 计算结果与实验谱基本一致.Using modified surface delta interaction, enlarging the fp configuration space to include the 1g9/2 orbit with the abnormal parity, the deformed Hartree Fock calculations for the eight nuclei: 64Ge, 66Ge, 68Ge, 70Se, 72Se , 74Se, 76Kr and 78Kr are performed. The ground state and some particle hole excited configurations are obtained. The approximate angular momentum projected deformed Hartree Fock (PDHF) method is applied to even even nuclei 64Ge and 74Se and odd A nuclus 79Kr. Both of their normal and abnormal parity bands are obtained. The calculated energy spectra are consistent well with experimental spectra.

关 键 词:形变Hartree Fock态   角动量投影   单粒子能谱   反常宇称态
文章编号:1007-4627(2004)01-0006-06
收稿时间:1900-01-01

Studies on Abnormal-parity Energy Spectra of Nuclei
XU Yan-bing. Studies on Abnormal-parity Energy Spectra of Nuclei[J]. Nuclear Physics Review, 2004, 21(1): 6-11. DOI: 10.11804/NuclPhysRev.21.01.006
Authors:XU Yan-bing
Affiliation:Center of Theoretical Nuclear Physics, National Laboratory of Heavy Ion Accelerator of Lanzhou, Lanzhou 730000, China) Institute of Physics Science and Technology, Sichuan Uiversity, Chengdu 610064, China
Abstract:Using modified surface delta interaction, enlarging the fp configuration space to include the 1g_(9/2) orbit with the abnormal-parity, the deformed Hartree-Fock calculations for the eight nuclei: ~(64)Ge, (~(66)Ge), ~(68)Ge, ~(70)Se, ~(72)Se , ~(74)Se, ~(76)Kr and ~(78)Kr are performed. The ground-state and some particle-hole excited configurations are obtained. The approximate angular momentum projected deformed Hartree-Fock (PDHF) method is applied to even even nuclei ~(64)Ge and ~(74)Se and odd-A nuclus ~(79)Kr. Both of their normal and abnormal-parity bands are obtained. The calculated energy spectra are consistent well with experimental spectra.
Keywords:deformed Hartree-Fock state  angular momentum projection  single-particle energy spectra  abnormal-parity state
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