The influetrce of sokent viscosity and an external magnetic field on the rate c0nstar.t of efectronic energy transfer from triplet bcntophenone to the ketyl radical is studied; it is concluded that the transfer is mediated by electron exchange.
Doublet-doublet excitation transfer from benzophenone ketyl radicals to benzophenone radical anions
β Scribed by Hiroshi Hiratsuka; Tatsuya Yamazaki; Mutsuji Takahashi; Takumi Hikida; Yuji Mori
- Publisher
- Elsevier Science
- Year
- 1983
- Tongue
- English
- Weight
- 337 KB
- Volume
- 101
- Category
- Article
- ISSN
- 0009-2614
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β¦ Synopsis
Doublet-doublet electronic excitation transfer from benzopbenone lietyl radicals to benzophenone radical anions has been studied by measuring the fluorescence decay curve of ketyl radicals. It is suggested that escitation transfer may be due to dipole-dipoie interaction. The critical energy-transfer distance was found to be 47 2 3 A_ Volume 101, number4.5 CHEhl ICAL PHYSICS LETTERS
π SIMILAR VOLUMES
Picosecond and nanosecond dynamics of the ion pair produced by the electron transfer reaction between the triplet state benzophenone ('BP\*) and 1,4-diazabicyclo[ 2.2.2loctane (DABCO) wasinvestigated by means oftransientabsorption spectroscopy and laser-induced photoconductivity measurement. It has