28Si + 28Si的共振。具有轴向不对称的双核分子模型

E. Uegaki, Y. Abe
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引用次数: 8

摘要

描述了在中、轻、重离子碰撞中观察到的共振的分子模型。在高自旋的Si + Si(扁圆-扁圆体系)中,发现一个稳定的双核构型是赤道-赤道接触的构型。研究了平衡周围的正态模态。这些模式被认为是观测到的大量共振的起源。此外,由于Si + Si稳定结构的轴向不对称形状,系统优先围绕惯性矩最大的轴旋转,从而产生摆动运动(k -mix)。给出了正常模态和包含摆动运动的扩展模型的能谱。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Resonances in 28Si + 28Si. I —Dinuclear Molecular Model with Axial Asymmetry—
A molecular model developed for resonances observed in medium light heavy-ion collisions is described. At high spins in Si + Si (oblate-oblate system), a stable dinuclear configuration is found to be equator-equator touching one. The normal modes around the equilibrium are investigated. These modes are expected to be the origin of a large number of resonances observed. Furthermore, due to the axially asymmetric shape of the stable configuration of Si + Si, the system rotates preferentially around the axis with the largest moment of inertia, which gives rise to wobbling motion (K-mixing). Energy spectra for the normal modes and for the extended model including the wobbling motion are given.
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来源期刊
Progress of Theoretical Physics
Progress of Theoretical Physics 物理-物理:综合
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