三He原子系统的超低能弹性散射
Ultra-low energy elastic scattering in a system of three He atoms
摘要:
首次采用总角动量表象下的Faddeev微分方程研究了氦原子与氦二聚体的超低能弹性散射。研究了六种原子间相互作用的势模型。所得结果改进和推广了文献中基于Faddeev方程的结果。所采用的方法可以应用于研究三原子和四原子弱有界系统在三体阈值以下的不同弹性和非弹性过程。
英文摘要:
Differential Faddeev equations in total angular momentum representation are used for the first time to investigate ultra-low energy elastic scattering of a helium atom on a helium dimer. Six potential models of interatomic interaction are investigated. The results improve and extend the Faddeev equations based results known in literature. The employed method can be applied to investigation of different elastic and inelastic processes in three- and four-atomic weakly bounded systems below three-body threshold.
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