A study of the CS molecule with photoelectron spectroscopy using synchrotron radiation

被引:19
作者
Dyke, JM [1 ]
Gamblin, SD
Haggerston, D
Morris, A
Stranges, S
West, JB
Wright, TG
Wright, AE
机构
[1] Univ Southampton, Dept Chem, Southampton SO17 1BJ, Hants, England
[2] Univ Rome La Sapienza, Dept Chem, I-00185 Rome, Italy
[3] SERC, Daresbury Lab, SR Dept, CLRC, Warrington WA4 4AD, Cheshire, England
关键词
D O I
10.1063/1.476032
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 CS molecule has been studied with constant ionic state (CIS) spectroscopy in the photon energy range 11.2-19.5 eV using radiation from a synchrotron source. The spectra were obtained by monitoring the intensities of the first three vibrational components in the first photoelectron band as a function of photon energy, The structured spectra obtained have been analyzed in terms of excitation to and autoionization from Rydberg states with A (2) Pi, B (2) Sigma(+), and C (2) Sigma(+) ionic cores. Photoelectron spectra of the first band of CS recorded at selected resonant energies showed extended vibrational structure which was used to obtain improved ionic state vibrational constants for CS+ X (2) Sigma(+) compared to those derived from an off-resonance spectrum. (C) 1998 American Institute of Physics. [S0021-9606(98)01615-8].
引用
收藏
页码:6258 / 6265
页数:8
相关论文
共 38 条
[1]   THE LOWER EXCITED-STATES OF CS - A STUDY OF EXTENSIVE SPIN-ORBIT PERTURBATIONS [J].
BERGEMAN, T ;
COSSART, D .
JOURNAL OF MOLECULAR SPECTROSCOPY, 1981, 87 (01) :119-195
[2]  
Berkowitz J, 1979, PHOTOABSORPTION PHOT
[3]   THE EFFECTS OF AUTOIONIZATION ON VIBRATIONAL BRANCHING RATIOS AND PHOTOELECTRON ANGULAR-DISTRIBUTIONS IN MOLECULAR PHOTOIONIZATION - THE FORMATION OF THE GROUND-STATE OF O-2(+) BETWEEN 574 AND 600-A [J].
CODLING, K ;
PARR, AC ;
EDERER, DL ;
STOCKBAUER, R ;
WEST, JB ;
COLE, BE ;
DEHMER, JL .
JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 1981, 14 (04) :657-666
[4]   MASS-SPECTROMETRIC STUDY OF THE PHOTOIONIZATION OF CS - THE DISSOCIATION-ENERGY OF THE CS MOLECULE [J].
COPPENS, P ;
DROWART, J .
CHEMICAL PHYSICS LETTERS, 1995, 243 (1-2) :108-113
[5]   ROTATIONAL ANALYSIS OF THE B(2)SIGMA+-X(2)SIGMA+ TRANSITION OF CS+ [J].
COSSART, D .
JOURNAL OF MOLECULAR SPECTROSCOPY, 1994, 167 (01) :11-23
[6]   INTENSITY AND WAVELENGTH MEASUREMENTS FOR CS+(A2PI-X2SIGMA+) AND CS(A1PI-X1SIGMA+) BAND SYSTEMS EXCITED BY REACTION OF METASTABLE HE(2S-3) WITH CS2 [J].
COXON, JA ;
MARCOUX, PJ ;
SETSER, DW .
CHEMICAL PHYSICS, 1976, 17 (04) :403-415
[7]   CALCULATION OF HEI PHOTOELECTRON-SPECTRUM OF CS INCLUDING SATELLITE LINES [J].
DOMCKE, W ;
CEDERBAUM, LS ;
VONNIESSEN, W ;
KRAEMER, WP .
CHEMICAL PHYSICS LETTERS, 1976, 43 (02) :258-262
[8]   VACUUM ULTRA-VIOLET SPECTRA OF TRANSIENT MOLECULES AND RADICALS .1. CS AND S2 [J].
DONOVAN, RJ ;
HUSAIN, D ;
STEVENSO.CD .
TRANSACTIONS OF THE FARADAY SOCIETY, 1970, 66 (565P) :1-&
[9]   A study of the SO molecule with photoelectron spectroscopy using synchrotron radiation [J].
Dyke, JM ;
Haggerston, D ;
Morris, A ;
Stranges, S ;
West, JB ;
Wright, TG ;
Wright, AE .
JOURNAL OF CHEMICAL PHYSICS, 1997, 106 (03) :821-830
[10]   LIFETIMES OF EXCITED-LEVELS IN SOME IMPORTANT ION-MOLECULES .3. CS+, COS+ [J].
ERMAN, P ;
LARSSON, M .
PHYSICA SCRIPTA, 1981, 23 (06) :1052-1054