QUENCHING OF EXCITED URANYL-ION DURING ITS PHOTOCHEMICAL REDUCTION WITH TRIPHENYLPHOSPHINE .4. EFFECT OF HETEROCYCLIC MOLECULES

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作者
SIDHU, MS
BHATIA, PVK
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O6 [化学];
学科分类号
0703 ;
摘要
The presence of heterocyclic compounds triggers off a competition between photophysical and photochemical annihilation of excited uranyl ion during its photochemical reduction with triphenylphosphine. This competition is used to measure Stern-Volmer constant using UV visible spectrophotometer for quenching the uranyl ion luminescence with a number of heterocyclic.molecules viz., pyridine, thiophene bipyridyl, tetrahydrofuran and piperidine.
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页码:253 / 254
页数:2
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