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Static and dynamic electrolyte effects on excited-state behavior

1989; Elsevier BV; Volume: 159; Issue: 2-3 Linguagem: Inglês

10.1016/0009-2614(89)87422-6

1873-4448

Dan Huppert, Varda Ittah, Edward M. Kosower,

Spectroscopy and Quantum Chemical Studies

After excitation of coumarin 153 in ethyl acetate, fast dielectric relaxation is succeeded by the nanosecond time scale translational relaxation of the “dipolar atmosphere” (LiClO4 ion pairs). New ways of probing medium effects on excited-state behavior are thus opened.