DYNAMICS OF H2 ELIMINATION FROM CYCLOHEXADIENE

被引:24
作者
CROMWELL, EF [1 ]
LIU, DJ [1 ]
VRAKKING, MJJ [1 ]
KUNG, AH [1 ]
LEE, YT [1 ]
机构
[1] UNIV CALIF BERKELEY,DEPT CHEM,BERKELEY,CA 94720
关键词
D O I
10.1063/1.461487
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
A comprehensive study of the dynamics of H2 elimination from 1,4 and 1,3 cyclohexadiene is reported. Rotational and vibrational quantum state distributions as well as translation energy distributions for the H2 product are measured. State specific detection of H2 is accomplished with a transform limited vacuum ultraviolet-extreme ultraviolet laser system via (1 + 1) resonance enhanced multiphoton ionization (REMPI). Rate constants for the H2 elimination and 1,4 to 1,3 isomerization reactions are derived. A (v,J) correlation for H2 with v parallel-to J primarily is observed from anisotropy in the Doppler profiles. A clear picture of the transition state configuration of 1,4 cyclohexadiene is provided from the information obtained.
引用
收藏
页码:297 / 307
页数:11
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