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用三维TRS(totalrouthiansurface)自洽理论对奇奇核164Lu的位能面进行了计算,计算结果与实验上得到的ε2=0.38基本一致,从而从理论上确认了164Lu是三轴超形变核,并且指出了存在三轴超形变带的两个组态. Total routhian surface in~(164)Lu nuclei is calculated according to the three dimensional Total Routhian Surface (TRS) theory. The result of the calculation is in agreement with the experiment. At the same time, two TSD bands could be assigned to the configuration(π\(1/2), α=1/2)(ν\(5/2), α=1/2), (π\(1/2), α=1/2)(ν\(3/2), α=-1/2). 相似文献
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运用投影壳模型研究了正常形变丰中子核同位素102,104Nb的低能级能谱, 并指定了它的准粒子组态, 理论计算所得到的能谱曲线与实验给出的能谱曲线非常一致, 说明了投影壳模型对研究重核低能级谱非常有效。 The Projected Shell Model(PSM) is used to study the low energy scheme of the neutron rich normal deformed isotopes of odd odd nuclei 102, 104Nb. The quasiparticle configuration is assigned. The theoretical calculations of the energy band of 102,104Nb could well reproduce the experimental data. It is shown that PSM is a valid method for studying the low energy scheme of heavy nuclei. 相似文献
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三原子分子的U(5)模型 总被引:1,自引:1,他引:0
于少英 《原子与分子物理学报》1997,14(4):553-556
对于线型三原子分子,其振转谱利用U(5)群的不可约表示进行分类。动力学对称性U(5)O(5)O(3)被研究,并用来讨论了HCN分子的能谱,计算结果与实验结果能较好地吻合。 相似文献
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采用处理含有对力的推转壳模型(CSM)的粒子数守恒方法(PNC)研究了脱耦合项对正常形变奇A核171Yb的[521]1/2转动带的转动惯量随角频率变化的影响. 在计算中同时考虑了单极对力和Y20四极对力, 实验结果在PNC方法计算中得到了较好的重现. 相似文献
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利用U( 5 )群的不可约表示对线性三原子分子振转谱进行分类 ,给出了线性分子HCN和COS的振动谱 ,并且对COS分子红外吸收谱线强度进行了计算 ,所得结果与实验符合较好 . 相似文献
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Three-dimensional total Routhian surface calculations are carried out to determine the triaxial superdeformation of odd-odd nucleus ^168Lu. One of the new four rotational bands observed in the experiment is identified as a triaxial superdeformed band, in which the neutron shell correction energy plays a key role and the deformationdriving effect of high j intruder orbital plays an additional role in the formation of triaxial superdeformation shape. Its deformation parameters (ε2, ε4, γ) are derived from the analysis, which can reproduce the experimental assignment. 相似文献