Effects of Substituents on the Third Order Nonlinear Optical Properties of Poly[(3-alkylthiophene-2,5-diyl)-(benzylidenequinomethene-2,5-diyl)] Derivatives
GAO Chao, WU Hong-Cai, YI Wen-Hui, SUN Jian-Ping, MENG Ling-Jie
Chem. J. Chinese Universities . 2005, (5): 973 -977 .