MADE-TO-ORDER CONTROL OF THE DIRECTION OF ELECTRONIC-ENERGY TRANSFER IN TETRANUCLEAR LUMINESCENT METAL-COMPLEXES

被引:51
作者
DENTI, G
SERRONI, S
CAMPAGNA, S
RICEVUTO, V
BALZANI, V
机构
[1] UNIV MESSINA,DIPARTIMENTO CHIM INORGAN & STRUTTURA MOLEC,I-98100 MESSINA,ITALY
[2] UNIV BOLOGNA,DIPARTIMENTO CHIM G CIAMICIAN,I-40126 BOLOGNA,ITALY
关键词
D O I
10.1016/0010-8545(91)84028-4
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
We have synthesized the tetranuclear complexes Ru[(mu-2,3-dpp)Ru(bpy)2]2[(mu-2,3-dpp)Ru(biq)2]8+ and Ru[(mu-2,3-dpp)Ru(bpy)2]2[(mu-2,3-dpp)Os(bpy)2]8+ which belong to the M[(BL)M(L)2]3(8+) family (M = Ru2+ or Os2+; BL = 2,3-dpp or 2,5-dpp; L = bpy or biq; dpp = bis(2-pyridyl)pyrazine; bpy = 2,2'-bipyridine; biq = 2,2'-biquinoline). Luminescence investigations show that in the complexes of this family the electronic energy originated upon light absorption can be channelled in any desired direction along the supramolecular structure by a suitable choice of M, L, and BL.
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页码:227 / 236
页数:10
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