Comparison of the nonlinear optical properties for polyyne H~2N-(C≡C)~n-NO~2(n=2~10) by Ab initio and semiempirical method
LI ZERONG;YANG MINGHUI;YANG JIE;TIAN ANMIN;YAN GUOSEN
Acta Chimica Sinica . 1996, (10): 955 -960 .