代数方法计算正四面体分子伸缩振动能谱

Algebraic approach to stretching vibrational spectra of tetrahedral molecules

用推广的U(2 )代数模型 ,对正四面体分子的伸缩振动能谱进行了理论研究 ,该模型成功地应用到SnD4的最新观测到的高分辨能谱数据 ,所得计算值与实验值的标准偏差是 0 .12 4cm- 1 。

An extended U(2) algebraic model is used to study stretching vibrational spectra of tetrahedral molecules, and successfully applied to high resolution spectrum recently observed for SnD 4, with the standard deviation 0.124 cm -1 between the calculated and the observed data.