Ultrafast relaxation in the fluorescent
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David C. Easter; A.P. Baronavski
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Article
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1993
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Elsevier Science
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English
β 475 KB
Ultrafast relaxation in the fluorescent state of 4-(dicyanomethylene)-2-methyl-6-(pdimethylaminostyry1)-4H-pyran (DCM) has been interrogated by time-resolved femtosecond absorption spectroscopy both in methanol and in ethylene glycol. Following a subpicosecond rise, each frequency-specific trace in