Sensitized delayed fluorescence of rubrene. Large temperature dependence of triplet lifetime of rubrene
β Scribed by Kiminori Itoh; Kenichi Honda
- Publisher
- Elsevier Science
- Year
- 1982
- Tongue
- English
- Weight
- 276 KB
- Volume
- 87
- Category
- Article
- ISSN
- 0009-2614
No coin nor oath required. For personal study only.
β¦ Synopsis
Horrgo. Eurrkyo-X-u. Tokyo 113. Japorr RccGed 6 Fcbruar) 1981; m l-u131 form 10 Norcmbcr 198 I The vmpcrarure dcpendencc of the hferlme ofrubrcnc tr~plct (7~) in cthdnol was mrasurcd b) rhc scnsltlzcd dclaycd fluorescence lcchmquc. TR IS I75 psat room tempcraturc and mcTcxes on lowering Ihe WmpcrJturc. rcxhmg XI clsymp IOIK mluc oi z-1 ms An Imporranl mIramolcculx qucnchmg process IS proposed
π SIMILAR VOLUMES
The iluorcsccncc decay umc of pmacyanol (I ,I'&thyl-2,2'-carbocyantnc) todtdc has been mcasurcd m the tcmpcralule ranfc 95-225 K. The results mdxatc that two scpxatc mtcrnal-convcrs~on proccsscs arc operative. One of thcsc IIIvolvcs lors~on~~l rch\at~on snd awcos~ty dcpcndcnt.
Fluorescence intensities and lifetimes of 1, I '-diethyl-2,2'-cyanine chloride( pseudoisocyanine) at I .O x 1 O-\* M in glycerol have been measured in the temperature range 84-298 K. Comparison with previous results shows that the solution consists of dye monomers. Arrhenius plots yield two activat