Fast magnetic field jump time-resolved LMR has been used to study relaxation of the upper CI('P, ,L) fine structure state induced by CCla, CF, and H20. The rate constants measured are (1.8 f0.6) x 10-l", (2.7k0.8)~10-"and (7.8&2.3)x10-" cm'/s, respectively, at T=320 K.
Vibrational relaxation of ND2(0,1,0) radicals studied by fast magnetic-field-jump time-resolved LMR
โ Scribed by A.I. Chichinin; L.N. Krasnoperov
- Publisher
- Elsevier Science
- Year
- 1985
- Tongue
- English
- Weight
- 579 KB
- Volume
- 115
- Category
- Article
- ISSN
- 0009-2614
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โฆ Synopsis
A method of smdyiqg vlbrauonal relaxation of gaseous free radicals has been developed using the ume-resolved LMR tecbruque. The LMR sgnal saturation kinetics IS measured under a fasl adJustmen LO the maximum of rhe fit denvatwe of the absorptirln bae with the help of a fast magnetic field JLIIUP (80 G. 10 ps) The vibrational relaxanon rate U_XKUIHS (V-V plus V-T)bavebeen measured forND~(O.l,O)onND,. CF, and Ar. (2.7&-1)x10-~', (1 9fO4)xlO-" and (2 4&O7)xiO-'4 cd/s. respecwely. (f2a) The matm element of the wbrational tinon moment for ND, Ye vibratloz is estimated IO be 0.056 *O 02 D.
๐ SIMILAR VOLUMES
Time-resolved LMR combined with fast magnetic field jump has been employed to study collisional quenching of the upper state of a chlorine atom fine structure (C1(32P,,2)). The following quenching rate constants have been obtained: (1.8 \*0.4)x lo-", (1.7\*0.4)~10-'~, (7.4+2.6)x10-'3 and ~1O-l~ cm3/