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晕核电荷性质的微观研究

Microscopic Study of Charge Properties in Halo Nuclei

Yun Dong Wang, Hui Hui Xie, Tian Shuai Shang, Peng Xiang Du, Jian Li, Kaiyuan Zhang

arXiv 2607.11156首次发表:更新:

AI 中文总结

研究沿Ne和P同位素链的晕核电荷性质,采用RCHB理论,发现晕核电荷密度有扩展尾部、低动量转移时电荷形状因子有特征,核电荷密度高阶径向矩有明显振荡,可作为识别晕核关键参考。

AI 中文摘要

采用具有内禀电磁结构修正的相对论连续体Hartree-Bogoliubov(RCHB)理论,本工作主要研究了沿Ne和P同位素链的晕核电荷性质。我们的结果表明,晕核的电荷密度有一个扩展的尾部,在低动量转移时电荷形状因子有明显特征。此外,核电荷密度的高阶径向矩,特别是第八矩,表现出明显的振荡,是中子晕结构的关键指标。这些核电荷分布的特殊特征将作为识别晕核的关键参考。

英文摘要

Employing the relativistic continuum Hartree-Bogoliubov (RCHB) theory with intrinsic electromagnetic structure corrections, this work primarily investigates the charge properties of halo nuclei along the Ne and P isotopic chains. Our results characterize halo nuclei by an extended tail in the charge density and distinct signatures in the charge form factors at low momentum transfer. Moreover, the higher-order radial moments of nuclear charge density, particularly the eighth moment, exhibit pronounced oscillations, serving as a key indicator of the neutron halo structure. These special features in nuclear charge distributions will serve as key references for identifying halo nuclei.

Comments12 pages, 7 figures

Journal refPhysical Review C 114, 024315 (2026)

DOI:10.1103/vnmp-n6vf

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