Se=& chlorinated methanes (CC4, CHCI3, CH+&.. CH3CI. CH4) and Cl2 were photolyzed with 193 nm ArF Iaser light\_ Upon irradiation OfCCb, CHCI3, and CH2CI2 vacuum W emission is observed which is attributed to wdhtion from excited Cig\_ The escited moIecules are probably formed by sequential absorption
VUV and uv fluorescence lifetimes of Cl2
β Scribed by Koichi Tsukiyama; Yasumi Kurematsu; Motowo Tsukakoshi; Akira Misu; Takahiro Kasuya
- Publisher
- Elsevier Science
- Year
- 1988
- Tongue
- English
- Weight
- 382 KB
- Volume
- 152
- Category
- Article
- ISSN
- 0009-2614
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β¦ Synopsis
A spectroscopic study ofC& by VW laser-induced fluorescence is reported for the first time. The free jet excitation spectrum in the region between 79000 and 80100 cm-' revealed the contribution of some additional band systems other than the dominant 2 'Z;: +X 'xl transition system. The VUV and UV fluorescence lifetimes ranging from 15 ns down to I ns or less depended strongly upon the excitalion wavelengths, hut very little on the fluuresrence wavelengths. Possible assignments of the excitakm bands are discussed.
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