NONLINEAR-OPTICAL PROPERTIES OF TRANSITION METAL-PHOSPHINE COMPLEXES

被引:32
作者
ZHAI, T
LAWSON, CM
GALE, DC
GRAY, GM
机构
[1] UNIV ALABAMA,DEPT MAT SCI,BIRMINGHAM,AL 35294
[2] UNIV ALABAMA,DEPT CHEM,BIRMINGHAM,AL 35294
关键词
D O I
10.1016/0925-3467(94)00126-X
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Nonlinear optical properties of transition metal-phosphine complexes have been measured at 532 nm by degenerate four-wave mixing. Large nonresonant second-order molecular hyperpolarizabilities, gamma, have been found for complexes containing two phosphine ligands. The measured gamma values are closely related to the type and coordination geometry of the phosphine ligands. A numerical fitting of gamma values versus the number of substituents with pi-electrons on the ligand gives a result similar to what is observed for linear conjugated oligomers.
引用
收藏
页码:455 / 460
页数:6
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