A time-resolved spectroscopic study of the Pr3+ luminescence in a fluoride glass is reported. Excitation is into the 4fSd confwuration of Plj+ using an excimer laser. The time-resolved spectra clearly show the sequential emission of two photons.
Time-resolved emission spectroscopy of 1,3-dimethyl indole in n-butanol
β Scribed by S.R. Meech; D. Phillips; A.G. Lee
- Publisher
- Elsevier Science
- Year
- 1982
- Tongue
- English
- Weight
- 416 KB
- Volume
- 92
- Category
- Article
- ISSN
- 0009-2614
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β¦ Synopsis
Rccwcd 1 I iiugusr 1982 Nanosecond-time-resolrrd iluorcsccncc spectra ol 1,34mcthyl mdole m n-butanol hwc been recorded at fempcntur2s oi 85-280 K and sho\k chmgcs as a function oi time snrlogous IO those iound on mcrc;lsmg thr pokwry oi the mcdwm. This su~~csts the iluorcssencc IS due to ;1 ' Lb -'A uansmon In a polar glxs or tlwd non-polar solrcnt, but that III a fhnd pohr mcdlum the 11uorcsccn1 state hz sv@icant chugc-rxmsfcr chsrxtcr. Volume 92. nunibcr 5 CHEhllCAL PHYSiCS LETTERS 5 Novcmbcr 1982 * The Phtt nowon does not strictly apply to nomattcs such 3s indole, but 1s none the less commonly employed.
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