[M<sub>6</sub>O<em><sub>m</sub></em>(C<sub>25</sub>N<sub>4</sub>H<sub>18</sub>)<em><sub>n</sub></em>]<sup>2-</sup>(M=W, Mo; <em>n</em>=1, 2; <em>m</em>=17,18)的二阶非线性光学性质的理论研究

DFT Studies on the Second-order Nonlinear Optical Properties of [M₆O_m(C₂₅N₄H₁₈)_n]^2-(M=W, Mo; n=1, 2; m=1

SHI Shao-Qing, YANG Guo-Chun, DOU Zhuo, SU Zhong-Min

Chem. J. Chinese Universities . 2006, (12): 2398 -2401 .