Reduction formula for point group Cs

Your representation

E h
24 2

can be reduced to

A' A''
13 11

Substraction of translational and rotational contributions results in

A' A''
10 8



Force field analysis

Infrared and Raman activities (harmonic approximation)
Method A' A''
Infrared + +
Raman + +

Number of force field parameters
Force field No. 1 No. 2 No. 3
linear 18 18 10
quadratic 324 171 91
cubic 5832 1140 580
quartic 104976 5985 3025
No. 1 : Total number of force constants .
No. 2 : Total number of force constants k.
No. 3 : Total number of nonvanishing force constants k.

Symmetry properties of force field parameters
Force field A' A''
linear 10 8
quadratic 91 80
cubic 580 560
quartic 3025 2960

Number of independant internal coordinates 10

Literature




Character tables for chemically important point groups Character table for point group Cs Jacobs University Bremen