Quenching of triplet states of dyes by inorganic ions in aqueous solutions
β Scribed by G.V. Zakharova; A.K. Chibisov
- Publisher
- Elsevier Science
- Year
- 1981
- Weight
- 82 KB
- Volume
- 17
- Category
- Article
- ISSN
- 0047-2670
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Quenching of triplet states of carbocyanine dyes by nitroxyl radical has been investigated by the f&b pliotolysis method. Quenching of triplet state carbocyanine dyes with one po~yme#yne chain occurs via enhanced intersystem crossing on exchanse interaction with the radicaf, Quencbiog of tri&t state
The rate constants for quenching of the triplet states of eleven different aromatic hydrocarbons by copper(I1) bis(2,4-pentanedionate) and copper(U) bis( l,l, 1,5,5,5-hexafluoro-2,4-pcntanedionate) in solution have been measured by laser flash photolysis. The involvement of electron-and energy-trans