ULTRAVIOLET PHOTOLYSIS OF HOCL - REMPI MEASUREMENT OF THE RELATIVE POPULATION OF CHLORINE ATOM (P-2) SPIN-ORBIT STATES

被引:12
作者
BELL, AJ [1 ]
BOGGIS, SA [1 ]
DYKE, JM [1 ]
FREY, JG [1 ]
RICHTER, R [1 ]
SHAW, N [1 ]
TABRIZCHI, M [1 ]
机构
[1] UNIV SOUTHAMPTON,DEPT CHEM,SOUTHAMPTON SO9 5NH,ENGLAND
来源
JOURNAL OF THE CHEMICAL SOCIETY-FARADAY TRANSACTIONS | 1994年 / 90卷 / 01期
关键词
D O I
10.1039/ft9949000017
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The nascent chlorine atom (P-2) relative spin-orbit state population resulting from UV photolysis of HOCl has been measured by resonance-enhanced multiphoton ionization (REMPI) in single laser experiments. The ratio of (0.30 +/- 0.07) for Cl*:Cl has been obtained, indicating a stronger preference for production of ground-state Cl(P-2(3/2)) than expected from statistical weights. Also, the Cl+ arrival-time spectra show that most of the energy available in the photolysis is converted into kinetic energy of the photofragments.
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页码:17 / 21
页数:5
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