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Scattering of Neutron-halo nucleus ~6He around the Coulomb barrier Using Microscopic Model

机译:使用微观模型散射中子卤核〜6He围绕库仑屏障

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In this work, we analyzed the elastic scattering cross sections of ~6He scattered from ~(12)C, ~(58)Nim, 120Sn,and ~(208)Pb targets at four energies above the Coulomb barrier(30,21.7,20.5 and 22 MeV respectively). Moreover,we analyzed the inelastic scattering of ~6He projectiles from ~(12)C target at 30 MeV. These analyses are performed in the framework of optical model potential(OMP). The real part of the OMP is obtained using the folding model. We studied the effect of the iso-spin degree of freedom in the scattering data. For this reason, we used the DDM3Y effective nucleon-nucleon interaction with the iso-scalar and the iso-vector components. In addition,different forms of the matter density of projectile are used. The obtained potentials are used to analyze the scattering data. The obtained results are compared with the corresponding measured data as well as those obtained from the phenomenological Woods Saxon potential. The obtained differential scattering cross sections and the total reaction cross sections are successfully reproduced using our derived potentials.
机译:在这项工作中,我们分析了从〜(12)C,〜(58)Nim,120sn和〜(208)Pb靶在库仑屏障上方的四个能量(30,21.7,20.5分别为22 mev)。此外,我们分析了30meV的〜(12)C靶向〜6HE射弹的非弹性散射。这些分析是在光学模型电位(OMP)的框架内进行的。使用折叠模型获得OMP的实部。我们研究了散射数据中异旋自由度的效果。因此,我们利用DDM3Y有效的核仁核核酸与ISO标量和ISO载体组分相互作用。此外,使用不同形式的射弹性密度。所获得的电位用于分析散射数据。将得到的结果与相应的测量数据相比以及从现象学撒克逊潜力中获得的结果进行比较。使用我们的衍生电位成功再现了所获得的差分散射横截面和总反应横截面。

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