Volume II/20
: Molecular Constants Mostly from Infrared Spectroscopy 
Editor: G. Guelachvili 
Subvolume b2

: Linear Triatomic Molecules: CO2(OCO) 
Authors: G. Guelachvili, K. Narahari Rao 1997.

 LXI, 415 pages. ISBN 3-540-58852-3Contents Introduction I Energy level designations IX

II Effective Hamiltonians X

II.1 
Energy matrix X

II.1.1 
Diagonal elements X

II.1.2 
Off-diagonal elements XII

II.2 
Energy expressions referred to the ground state XII

II.2.1 
Vibrational states XIII

II.2.2 
Rotational states XIII

II.3 
Conversion table for energy-related units and selected fundamental constants XIV

III Formulas for determining rotational constants XV

III.1 
Effective parameters XV

III.2 
Band center and band origin XVI

III.3 
Comments on BHO (HBO) (see Chap. 6 of subvolume II/20b1) XVII

III.4 
Some specifics related to COS (OCS) (see Chap. 38 of subvolume II/20b1) XVIII

III.4.1 
Diagonalizing the energy matrix XVIII

III.4.2 
Effective molecular parameters XVIII

Ill.4.3 
Unperturbed vibrational states XIX

III.4.4 
Effects of perturbations XIX



VI.8.3 
Line coupling XL 


III.5 Quadrupole coupling XXI 
IV Potential energy function (PEF) XXI 
IV.1 PEF expanded as a Taylor series XXI 
IV.2 Curvilinear valence coordinates and Morse functions XXII 
IV.3 Dimensionless normal coordinates XXII 
IV.4 Specific forms of the PEF XXII 
V Dipole moment XXIV 
V.1 General equations XXIV 
V.2 Specifics related to COS (OCS) (see Chap. 3 8 of subvolume II/20b1) XXV 
VI Intensities XXVII 
VI.1 Intensities of spectral lines XXVII 
VI.2 Integrated absorption intensities XXVII 
VI.3 Total internal partition sum XXIX 
VI.4 F-factors (Herman-Wallis factors) XXIX 
VI.5 Intensity expressions XXX 
VI.6 Intensity units and conversion table XXXI 
VI.7 Line profiles XXXVIII 
VI.7.1 Lorentz profile XXXVIII 
VI.7.2 Doppler profile XXXVIII 
VI.7.3 Voigt profile XXXVIII 
VI.7.4 Galatry profile XXXIX 
VI.8 Miscellaneous topics XXXIX 
VI.8.1 Some definitions related to collisions XXXIX 
VI.8.2 Foreign gas broadening XXXIX 
VI.8.4  Temperature dependence of broadening  XL  
VI.9  Einstein coefficient of spontaneous emission  XLI  
VI.10  Rotational state transfer  XLI  
VII  Renner-Teller effect (some aspects)  XLII  
VIII  Some functional relations specially applicable to the molecular constants of CO2  XLIV  
VIII.1  Designations of the energy levels of CO2  XLIV  
VIII.2  Resonances in CO2  XLIV  
VIII.3.1  Potential-energy function (PEF)  XLVIII  
VIII.3.2  Interaction potential  XLVIII  
VIII.4.1  Dipole moment  XLVIII  
VIII.4.2  Transition dipole moment  XLIX  
VIII.5  HITELOR (High Temperature Low Resolution data base)  XLIX  
VIII.6  Line mixing  XLIX  
VIII.7  Several functional relations in which effects of collisions are included  LI  
VIII.7.1  Collisional broadening  LI  
VIII.7.2  Binary absorption coefficient  LI  
VIII.7.3  Normalized absorption coefficient  LI  
VIII.7.4  Collision induced contribution in the band intensity  LII  
VIII.8  Self broadening and its temperature dependence  LII  
VIII.9  Foreign gas broadening  LII  
VIII.10  Transmittance at the center of a spectral line  LII  
VIII.11  Line mixing (temperature and pressure dependence)  LIII  
VIII.11.1  Temperature dependence of line mixing  LIII  
VIII.11.2  Pressure dependence of line mixing  LIII  
VIII.12  Some formulas for the absorption coefficient k()  LIII  
VIII.12.1  Impact approximation  LIII  
VIII.12.2  First order theory of Rosenkranz  LIV  
VIII.13  CO2 laser wave guide amplification and power saturation  LIV  
IX  List of symbols  LVI  
1  BCIH+ (HBCl+) ... 39 COSe (OCSe)  see subvolume II/20b1  

40 COO (OCO) 1 
40.1 12C16O16O (16O12C16O) 1 
Survey 1 Arrangement of the tables 1 Data 79 
40.2 ... 40.14 12C16O17O (16O12C17O) ... 14C18O18O (18O14C18O) see subvolume II/20b2 
References 391 


