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Multiple Emissions of α-Naphthil: Fluorescence from S 2 State

✍ Scribed by Jana, Barnali; Chattopadhyay, Nitin


Book ID
111969381
Publisher
American Chemical Society
Year
2012
Tongue
English
Weight
691 KB
Volume
116
Category
Article
ISSN
1089-5639

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📜 SIMILAR VOLUMES


Fluorescence of DPH derivatives. Evidenc
✍ P.C. Alford; T.F. Palmer 📂 Article 📅 1982 🏛 Elsevier Science 🌐 English ⚖ 478 KB

Absorption, fluorcsccncc cwtauon and emwon spectra, quantum yields, and fluorescence decay times have been measurcd for several derwauvcs of all-trans 1,6dlphenyl-1,3,5hexatriene (DPH) III a number of solvents. Emlsslon occurs from the low-lymg IA: state and the I B,\* which IS at shghtly hgher ener

Anomalous fluorescence of aceanthrylene:
✍ B.F. Plummer; Z.Y. Al-Saigh; M. Arfan 📂 Article 📅 1984 🏛 Elsevier Science 🌐 English ⚖ 306 KB

An anomalous fluorescence with a quantum yield of 0.017 near BOO0 cm-' is detected from he?rane solutions of aceanthrylene. Excitation and synchronous scan spectra verify that the second acited state with a lifetime of 43 ns is the source of the fluorescence. The absorption spectrum is simulated by

Weak fluorescence from the S2(1Lb) state
✍ H. Shizuka; T. Ogiwara; S. Cho; T. Morita 📂 Article 📅 1976 🏛 Elsevier Science 🌐 English ⚖ 485 KB

Weak fluorescence from biphenylene has been observed in some solvents [A max: 480 IUT!, Qf" 1.0 {\* 0.3) X 104} ctt 350 nm and 20"Cf. The fluorescence is assigned to Sz tL Lb) -t So ('A) by means of the fiuorescence polarizrttion method. The Sz fluorescence in cyc!ohexane was ~~ve~en~h-dependent-Rap

Fluorescence from the S1(2 1Ag) state of
✍ S.L. Bondarev; V.N. Knyukshto 📂 Article 📅 1994 🏛 Elsevier Science 🌐 English ⚖ 458 KB

The shape and maxima of these spectra at 830 + 10 nm were the same in all three solvents. The energy of the S, (2 '4) state was found at 13200 + 300 cm-'. The fluorescence quantum yields of all-tram-g-carotene for the above-mentioned solvents are equal to (O.SkO.2) x 10Vs, (0.8kO.2) x lo-' and (2.O