Time-resolved Fourier transform infrared study of the 193 nm photolysis of SO2
β Scribed by Yuchuan Gong; Vladimir I. Makarov; Brad R. Weiner
- Book ID
- 104108439
- Publisher
- Elsevier Science
- Year
- 2003
- Tongue
- English
- Weight
- 250 KB
- Volume
- 378
- Category
- Article
- ISSN
- 0009-2614
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β¦ Synopsis
The 193 nm photolysis of SO 2 has been studied by monitoring the infrared emission of the vibrationally excited species using time-resolved FTIR emission spectroscopy. Evidence for a direct electronic transition from the e C C state to the ground state of SO 2 was found in addition to photodissociation following the 193 nm excitation. Relaxation rate constants for the observed vibrationally excited species, SO, SO 2 (m 1 ), and SO 2 (m 3 ), were calculated from the experimental decays.
π SIMILAR VOLUMES
## With minor modifications to commercial instrumentation, time-resolved FTIR emission spectroscopy is demonstrated for the determination of photofragment internal state distributions. Vinyl chloride and dichloroethylene photolysis at 193 nm serve as test cases and exhibit high signal-to-noise.