OSCILLATOR-STRENGTHS FOR IR ROVIBRATIONAL TRANSITIONS OF CO

被引:20
作者
HURE, JM [1 ]
ROUEFF, E [1 ]
机构
[1] OBSERV MEUDON,CNRS,URA 173,F-92195 MEUDON,FRANCE
关键词
D O I
10.1006/jmsp.1993.1180
中图分类号
O64 [物理化学(理论化学)、化学物理学]; O56 [分子物理学、原子物理学];
学科分类号
070203 ; 070304 ; 081704 ; 1406 ;
摘要
We have solved the nuclear Schrödinger radial equation to derive wavefunctions and rovibrational energy levels of the carbon monoxide molecule 12C16O in its ground electronic state X1Σ+ at a spectroscopic accuracy. We then calculated the dipole matrix elements for transitions involving vibrational quantum numbers up to v = 15 and rotational quantum numbers up to J = 200. Calculations were carried out for the fundamental (Δv = 1) and the three first overtone (Δv = 2, 3, 4) bands. For the transition matrix elements there is typically a 10% difference from previous results due to recent values of the dipole moment function. This gives a significant 20% difference for the absorption oscillator strengths which are computed for this set of 21 600 lines. © 1993 Academic Press, Inc.
引用
收藏
页码:335 / 344
页数:10
相关论文
共 26 条
[1]  
ALLARD F, 1992, REV MEX ASTRON ASTR, V23, P203
[2]  
AUTHIER N, UNPUB
[3]  
AUTHIER N, UNPUB J MOL SPECTROS
[4]  
Burke P. G., 1976, ADV ATOM MOL PHYS, V11, P143, DOI [10.1016/S0065-2199(08)60030-5, DOI 10.1016/S0065-2199(08)60030-5]
[5]   VIBRATION-ROTATIONAL AND ROTATIONAL INTENSITIES FOR CO ISOTOPES [J].
CHACKERIAN, C ;
TIPPING, RH .
JOURNAL OF MOLECULAR SPECTROSCOPY, 1983, 99 (02) :431-449
[6]   MODERATELY LONG-RANGE INTERATOMIC FORCES [J].
CHANG, TY .
REVIEWS OF MODERN PHYSICS, 1967, 39 (04) :911-&
[7]   THEORETICAL-STUDY OF LOW-LYING 1-SIGMA+-STATES AND 1-PI-STATES OF CO .1. POTENTIAL-ENERGY CURVES AND DIPOLE-MOMENTS [J].
COOPER, DL ;
KIRBY, K .
JOURNAL OF CHEMICAL PHYSICS, 1987, 87 (01) :424-432
[8]   REINVESTIGATION OF THE VACUUM ULTRAVIOLET-SPECTRUM OF CO AND ISOTOPIC-SPECIES - THE B1SIGMA+A--]X1SIGMA+ TRANSITION [J].
EIDELSBERG, M ;
RONCIN, JY ;
LEFLOCH, A ;
LAUNAY, F ;
LETZELTER, C ;
ROSTAS, J .
JOURNAL OF MOLECULAR SPECTROSCOPY, 1987, 121 (02) :309-336
[9]   REMOTE-SENSING OF THE ATMOSPHERES OF JUPITER, SATURN AND TITAN [J].
ENCRENAZ, T .
REPORTS ON PROGRESS IN PHYSICS, 1990, 53 (06) :793-836
[10]   IMPROVED DUNHAM COEFFICIENTS FOR CO FROM INFRARED SOLAR LINES OF HIGH ROTATIONAL-EXCITATION [J].
FARRENQ, R ;
GUELACHVILI, G ;
SAUVAL, AJ ;
GREVESSE, N ;
FARMER, CB .
JOURNAL OF MOLECULAR SPECTROSCOPY, 1991, 149 (02) :375-390