Relationship Between the Molecular Structure of 2,2′-Spirobiindan-1,1′,3,3′-tetraone and It′s Derivatives and Their Nonlinear Second-order Optical Properties
ZHANG Suo-Qin, FENG Ji-Kang, REN Ai-Min, LI Yao-Xian
Chem. J. Chinese Universities . 2002, (10): 1965 -1968 .