论文标题

$^{65} $ cu和$^{71} $ ga nuclei的纵向和横向形式。

Longitudinal and Transverse form Factors from $^{65}$Cu and $^{71}$Ga Nuclei

论文作者

Obaid, Sarah M., Majeed, Fouad A.

论文摘要

在目前的工作中,在壳模型的框架内研究了$^{65} $ cu和$^{71} $ ga nuclei的无弹性电子散射和$^{65} $ cu和$^{71} $ ga nuclei。计算在($ 1F_ {5/2} $,$ 2P_ {3/2} $,$ 2P_ {1/2} $,$ 1G_ {9/2} $)使用JUN45有效交互。从JJ44壳模型空间的JUN45有效相互作用中提取了用于进行壳模型计算的波函数,以及$(SK35-SKZS^{*})$残差相互作用,以评估初始状态和最终状态之间的相互作用矩阵元素。使用微观扰动的计算来创建用于解释核心极化(CP)效应的有效电荷,包括中间单粒子,核心的单孔激发以及模型空间(MS)轨道(MS)轨道进入所有上轨道,这些上轨道具有N $ \hbarΩ$ $hbarΩ$ upitations在[ref.20]中所做的相同方法后。为了说明(CP)效应的贡献,通过使用适当的质子和中子有效电荷的Tassie和Bohr-Mottelson模型的形状来获得非弹性外形。将计算出的形式因素与可用的实验数据进行了比较。

In the present work, the inelastic electron scattering for longitudinal and transverse form factors of $^{65}$Cu and $^{71}$Ga nuclei lie in the fp-shell region are studied in the framework of the shell model. The calculation is performed in the ($1f_{5/2}$,$2p_{3/2}$,$2p_{1/2}$,$1g_{9/2}$) model space using jun45 effective interaction. The wavefunctions employed to conduct the shell model calculations are extracted from the jun45 effective interaction for these nuclei with the jj44 shell model space and $(Sk35-Skzs^{*})$ residual interaction to evaluate the interactions matrix element between initial and final states. The effective charges used to account for the core-polarization (CP) effect are created using calculations of microscopic perturbations that include intermediate one-particle, one-hole excitation from the core and the model space (MS) orbits into all upper orbits with n$\hbarω$ excitations following the same approach done in [Ref.20]. To account for the (CP) effects contribution, the inelastic form factor is obtained by employing the shape of Tassie and Bohr-Mottelson models with appropriate proton and neutron effective charges. The calculated form factors were compared with available experimental data.

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