ANALYSIS OF FLUORESCENCE SPECTRA OF EUROPIUM(3)-BIS-PHENANTHROLINE-TRIS-CARBOXYLATE COMPLEXES

被引:44
作者
SINHA, SP
BUTTER, E
机构
[1] Department of Inorganic Chemistry, The University
[2] Institut für Anorganische Chemie Karl-Marx-Universität, Leipzig
关键词
D O I
10.1080/00268976900100331
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The fluorescence spectra of microcrystalline complexes of the composition Eu(phen)2(benz)3, Eu(phen)2(sal)3, and Eu(phen)2(p-OH-benz)3 have been investigated under high resolution at room temperature and 77°k. The effective Eu(III) site symmetries for Eu(phen)2(benz)3(C2v) and Eu(phen)2(sal)3(D2) complexes have been established with the help of group theoretical reasoning. The Eu(III) fluorescence lines for Eu(phen)2(p-OH-benz)3 complex are very broad and weak even at 77°k; reasons for this weakness are given. A comparison of fluorescence intensities of Eu(phen)2(benz)3 and Eu(phen)2(sal)3 with other bis-phenanthroline complexes has been presented. © 1969 Taylor and Francis Group, LLC.
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页码:285 / &
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