Studies of rotational relaxation in thioformaldehyde by radiofrequency-optical double resonance
β Scribed by J.C. Petersen; D.A. Ramsay
- Publisher
- Elsevier Science
- Year
- 1985
- Tongue
- English
- Weight
- 317 KB
- Volume
- 118
- Category
- Article
- ISSN
- 0009-2614
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β¦ Synopsis
Radlofrequmcy
-optical double resonance is used to momtor collisional relaxation hm various J, levels in the ,&'A,, u,, = 1 state or thloformaldehyde to the 16, levels. The results indicate lhat changes of J up to +. 12 and or K, = f 2 can occur m one or at most a kw collistons. ' R-h Associalc 198%198%
gest that the technique could have widespread applications and yield quantitative measurements on rotational relaxation processes.
π SIMILAR VOLUMES
## Microwave -optical double resonance experiments have been camed out on the 4; band of the A 'AZ-R 'At system of thioformaldehyde &CS). More than 100 microwave and radiofrequency transitions have been observed in the ii ' A2 excited state. Many of these transitions are magnetically sensitive. So
Microwave-optical double resonance experiments have been carried out on the JO,, rotational levels of the 4' A'A, excited state of thioformaldehyde (HaCS). The number of microwave transitions to high rovibronic levels of the ground state observed in a given frequency range increases in a roughly lin
Double-resonance signals induced by molecular collisions are observed in 25 inversion transitions of NHs. It is found that the collision-induced transitions do not necesszily occur in accordance with the dipole-type selection rule reported previously.