HOLE-BURNING AND PHOSPHORESCENCE LINE-NARROWING OF TRIPLET PI-PI-STAR STATE IN GLASSY MATRICES

被引:11
作者
RIESEN, H
KRAUSZ, E
机构
[1] Research School of Chemistry, The Australian National University, Canberra, ACT 2601
关键词
D O I
10.1016/0009-2614(91)80213-H
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 low-temperature hole-burning spectra of the triplet pi-pi* state of coronene in 1-bromobutane:ethyliodide 4:1 (v/v) and 5-bromoacenaphthene and 2-iodoquinoline in 1-bromobutane are reported. The coronene system is unique in showing distinct sideholes. The lack of sideholes in the other two systems is attributed to a noncorrelation of the zero-field splitting within the probed isoenergetic component of the inhomogeneous distribution. This aspect is further pursued by phosphorescence-line-narrowing experiments for the 2-iodoquinoline/1-bromobutane system in magnetic fields up to 0.83 T.
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页码:266 / 270
页数:5
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