THEORETICAL-STUDY OF THE EXCITED-STATES OF THE KR2-STAR EXCIMER - POTENTIAL CURVES INCLUDING ABINITIO SPIN-ORBIT-COUPLING

被引:49
作者
AUDOUARD, E [1 ]
SPIEGELMANN, F [1 ]
机构
[1] UNIV TOULOUSE 3, PHYS QUANT LAB, CNRS, URA 505, F-31062 TOULOUSE, FRANCE
关键词
D O I
10.1063/1.460449
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 potential energy curves for all the adiabatic OMEGA states dissociating into Kr + Kr, Kr + Kr* (5s,5s'), Kr + Kr* (5p), and some higher states are calculated using multireference perturbative CI algorithms (CIPSI/CIPSO) with relativistic averaged and spin-orbit core pseudopotentials. A partially diabatic representation of the potential curves rationalizes the complex features of the adiabatic states induced by numerous avoided crossings. A systematic comparison is carried out with extensive experimental data, including absorption from the ground state, fluorescence data, and transient absorption spectroscopy.
引用
收藏
页码:6102 / 6124
页数:23
相关论文
共 77 条
[1]   PHOTOFRAGMENT SPECTROSCOPY AND POTENTIAL CURVES OF KR2+ [J].
ABOUAF, R ;
HUBER, BA ;
COSBY, PC ;
SAXON, RP ;
MOSELEY, JT .
JOURNAL OF CHEMICAL PHYSICS, 1978, 68 (05) :2406-2410
[2]   NEAR-INFRARED ABSORPTIONS OF NEON, ARGON, KRYPTON, AND XENON EXCITED DIATOMIC-MOLECULES [J].
ARAI, S ;
OKA, T ;
KOGOMA, M ;
IMAMURA, M .
JOURNAL OF CHEMICAL PHYSICS, 1978, 68 (10) :4595-4603
[3]   PRESSURE EFFECTS ON KINETICS AND DECAY PROCESSES IN KRYPTON AFTER SELECTIVE PHOTOEXCITATION [J].
AUDOUARD, E ;
LAPORTE, P ;
SUBTIL, JL ;
DAMANY, N .
JOURNAL OF CHEMICAL PHYSICS, 1988, 89 (10) :6176-6188
[4]   EXPERIMENTAL SETUP FOR MULTISTEP PHOTOEXCITATION WITH ONE VACUUM ULTRAVIOLET PHOTON AS THE 1ST STEP [J].
AUDOUARD, E ;
LAPORTE, P ;
DAMANY, N .
JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS, 1989, 6 (07) :1284-1288
[5]  
AUDOUARD E, IN PRESS
[6]   IMPROVED POTENTIAL FOR KRYPTON [J].
AZIZ, RA .
MOLECULAR PHYSICS, 1979, 38 (01) :177-190
[7]   SPECTROSCOPIC CONSTANTS AND POTENTIAL-ENERGY CURVES OF HEAVY P-BLOCK DIMERS AND TRIMERS [J].
BALASUBRAMANIAN, K .
CHEMICAL REVIEWS, 1990, 90 (01) :93-167
[8]   ANGULAR-MOMENTUM COUPLING, POTENTIAL CURVES AND RADIATIVE SELECTION-RULES FOR HEAVY DIATOMIC-MOLECULES, WITH PARTICULAR REFERENCE TO KR2 AND KR2+ [J].
BARR, TL ;
DEE, D ;
GILMORE, FR .
JOURNAL OF QUANTITATIVE SPECTROSCOPY & RADIATIVE TRANSFER, 1975, 15 (7-8) :625-635
[9]   ANALYTICAL RELATIVISTIC SELF-CONSISTENT-FIELD CALCULATIONS FOR ATOMS [J].
BARTHELAT, JC ;
PELISSIER, M ;
DURAND, P .
PHYSICAL REVIEW A, 1980, 21 (06) :1773-1785
[10]   EMPIRICAL DETERMINATION OF THE POTENTIAL CURVES OF THE GROUND-STATE AND THE 1ST 2 EXCITED-STATES OF KR2 [J].
BARZEN, K ;
WOLLENWEBER, P ;
SCHMORANZER, H .
CHEMICAL PHYSICS LETTERS, 1987, 142 (1-2) :79-84