The He(I), threshold photoelectron and constant ion state spectroscopy of vinylchloride (C2H3Cl)

被引:31
作者
Locht, R [1 ]
Leyh, B [1 ]
Hottmann, K [1 ]
Baumgartel, H [1 ]
机构
[1] FREE UNIV BERLIN,INST PHYS & THEORET CHEM,D-14195 BERLIN,GERMANY
关键词
D O I
10.1016/S0301-0104(97)00128-6
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
Using synchrotron radiation, the threshold photoelectron (TPES) spectrum of C2H3Cl and constant ion state (CIS) spectroscopy of C2H3Cl, are reported. For comparison, the He(I) photoelectron spectrum has also been measured and reexamined. The threshold photoelectron spectrum has been measured between 9.0 and 25.0 eV, and the photon energy range of 9.9-12.0 eV has been investigated in detail. Many features have been identified and tentatively assigned with the help of the photoabsorption spectroscopic results [1]. These data were compared with a well-resolved He(I) photoelectron spectrum. The fine structure observed in the two first ionic states is assigned to progressions belonging partially to previously unobserved vibration normal modes. State-selected CIS spectra have been recorded for the first vibronic states between 10.0 and 11.67 eV, They exhibit fine structure assigned to autoionization of Rydberg states. (C) 1997 Elsevier Science B.V.
引用
收藏
页码:217 / 232
页数:16
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