Luminescence behavior of tetraaza macrocylic nickel (II) complexes and non-linear Stern-Volmer quenching

被引:28
作者
Balasubramanian, S [1 ]
机构
[1] Univ Madras, Dept Inorgan Chem, Madras 600025, Tamil Nadu, India
关键词
tetraaza; Nickel (II); macrocyclic complexes; quenching; Stern-Volmer quenching;
D O I
10.1016/j.jlumin.2003.07.001
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Macrocylic dicarbinolamine nickel (II) complexes with diimine moiety in their ligand exhibited luminescence, when irradiated at their charge transfer band. The Stern-Volmer (S-V) plots of one of the complexes in DMF medium exhibited positive curvature, when FeCl3 was used as a quencher, while the same complex showed negative curvature when nitrobenzene was used as a quencher. The mechanism for the luminescence quenching of the macrocyclic complex has also been discussed. (C) 2003 Elsevier B.V. All rights reserved.
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页码:69 / 76
页数:8
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