Reduction formula for point group C5

Your representation

E C5 (C5)2 (C5)3 (C5)4
24 4.8541 -1.8541 -1.8541 4.8541

can be reduced to

A E1 E2
6 6 3

Substraction of translational and rotational contributions results in

A E1 E2
4 4 3


Force field analysis

Infrared and Raman activities (harmonic approximation)
Method A E1 E2
Infrared + + -
Raman + + +

Number of force field parameters
Force field No. 1 No. 2 No. 3
linear 18 18 4
quadratic 324 171 35
cubic 5832 1140 228
quartic 104976 5985 1197
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 E1 E2
linear 4 4 3
quadratic 35 34 34
cubic 228 228 228
quartic 1197 1197 1197

Number of independant internal coordinates 4

Literature



Character tables for chemically important point groups Character table for point group C5 Constructor University Bremen
Last update November, 13th 2023 by A. Gelessus, Impressum, Datenschutzerklärung/DataPrivacyStatement