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ZnS:Co2+晶体的顺磁g因子研究

, PP. 7-11

Keywords: g因子,晶体场和配位场,Ⅱ-Ⅵ族化合物

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Abstract:

采用赵敏光提出的双zetad-轨道模型,通过拟合平均共价性因子N和电偶极矩μ,统一地解释了ZnS:Co2+的d-d跃迁谱和顺磁g因子,g因子的计算结果分别为2.2482(微扰法)和2.235(完全对角化方法),与实验值2.248符合得很好.文章对计算中遇到的轨道模型、微扰方法、参量拟合、双旋轨耦合及Jahn-Teller效应等有争议的问题作了阐释.

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