点群对称相关论文
采用平面波展开法,研究了二维光子晶体点群对称对不可约布里渊区的影响。在单柱体二维光子晶体单胞中增加一个柱体,设计成不同点群......
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采用晶场理论,计算了MgO中Cr3+空位中心C4v对称四角畸变的光谱和EPR(电子顺磁共振)参量g因子和D,得到了与实验一致的结果。......
General Formulations of Finite—field Method Classified by Symmetry for Molecular Linear and Nonlinea
The formulations of the finite-field approach to calculate the linear and non-linear optical coefficients mi, aij, bijk ......