Triplet-triplet absorption of 2-(2′-hydr
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Guoqiang Yang; Fabrice Morlet-Savary; Zhaokui Peng; Shikang Wu; Jean-Pierre Foua
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Article
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1996
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Elsevier Science
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English
⚖ 437 KB
The transient T-T absorption spectra of 2-(2'-hydroxyphenyl) benzoxazole (HBO) have been measured in liquid polar solvents and in polymethylmathacrylate. In non-protonic polar solvents the main T-T absorption is from the keto form of the compound (3K \* ). With a triplet sensitizer the compound just