Reduction formula for point group Cs

Your representation

E h
120 8

can be reduced to

A' A''
64 56

Substraction of translational and rotational contributions results in

A' A''
61 53



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 114 114 61
quadratic 12996 6555 3322
cubic 1481544 253460 127002
quartic 168896016 7413705 3708687
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 61 53
quadratic 3322 3233
cubic 127002 126458
quartic 3708687 3705018

Number of independant internal coordinates 61

Literature




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