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
相关论文
共 37 条
[21]   266 NM PHOTOLYSIS OF HOCL AND DOCL - LASER-EXCITATION FLUORESCENCE DETECTION OF OH AND OD [J].
HICKMAN, CG ;
SHAW, N ;
CRAWFORD, MJ ;
BELL, AJ ;
FREY, JG .
JOURNAL OF THE CHEMICAL SOCIETY-FARADAY TRANSACTIONS, 1993, 89 (11) :1623-1630
[22]   ABINITIO CI STUDY OF STABILITY AND ELECTRONIC-SPECTRUM OF HOCL MOLECULE [J].
HIRSCH, G ;
BRUNA, PJ ;
PEYERIMHOFF, SD ;
BUENKER, RJ .
CHEMICAL PHYSICS LETTERS, 1977, 52 (03) :442-448
[23]   THEORETICAL-STUDY OF PHOTO-DISSOCIATION OF HOCL [J].
JAFFE, RL ;
LANGHOFF, SR .
JOURNAL OF CHEMICAL PHYSICS, 1978, 68 (04) :1638-1648
[24]   STUDIES OF REACTIONS OF IMPORTANCE IN THE STRATOSPHERE .3. RATE-CONSTANT AND PRODUCTS OF THE REACTION BETWEEN CLO AND HO2 RADICALS AT 298-K [J].
LECK, TJ ;
COOK, JEL ;
BIRKS, JW .
JOURNAL OF CHEMICAL PHYSICS, 1980, 72 (04) :2364-2373
[25]   DYNAMICS OF THE REACTIONS OF O((1)D) WITH HCL, DCL, AND CL2 [J].
MATSUMI, Y ;
TONOKURA, K ;
KAWASAKI, M ;
TSUJI, K ;
OBI, K .
JOURNAL OF CHEMICAL PHYSICS, 1993, 98 (10) :8330-8336
[26]   MICROWAVE SPECTRUM, STRUCTURE AND ELECTRIC QUADRUPOLE COUPLING CONSTANTS OF HOCL [J].
MIRRI, AM ;
SCAPPINI, F ;
CAZZOLI, G .
JOURNAL OF MOLECULAR SPECTROSCOPY, 1971, 38 (02) :218-&
[27]   ULTRAVIOLET-ABSORPTION SPECTRUM OF GASEOUS HOCL [J].
MISHALANIE, EA ;
RUTKOWSKI, CJ ;
HUTTE, RS ;
BIRKS, JW .
JOURNAL OF PHYSICAL CHEMISTRY, 1986, 90 (22) :5578-5584
[28]   ULTRAVIOLET-SPECTRUM OF HOCL [J].
MOLINA, LT ;
MOLINA, MJ .
JOURNAL OF PHYSICAL CHEMISTRY, 1978, 82 (22) :2410-2414
[29]   PRODUCTION OF OH FROM PHOTOLYSIS OF HOCL AT 307-309 NM [J].
MOLINA, MJ ;
ISHIWATA, T ;
MOLINA, LT .
JOURNAL OF PHYSICAL CHEMISTRY, 1980, 84 (08) :821-826
[30]   THEORETICAL-STUDY OF THE PHOTODISSOCIATION CROSS-SECTIONS AND THE PHOTODISSOCIATION DYNAMICS OF HOCL [J].
NANBU, S ;
IWATA, S .
JOURNAL OF PHYSICAL CHEMISTRY, 1992, 96 (05) :2103-2111