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IV.C.1. (XIII.D.1.)

Compare vibrational frequencies in CCCBDB for HCOOH (Formic acid)

CCSD(T)/aug-cc-pVDZ

Frequency in cm-1
  Calculated   Experimental
Mode Number Symmetry Frequency diff Symmetry Frequency Comment
1 A' 3677 107 A' 3570  
2 A' 3654 711 A' 2943  
3 A' 3040 1270 A' 1770  
4 A' 3026 1639 A' 1387  
5 A' 1810 581 A' 1229  
6 A' 1744 639 A' 1105  
7 A' 1389 764 A' 625  
8 A' 1365 332 A" 1033  
9 A' 1311 673 A" 638  
The calculated vibrational frequencies were scaled by 0.9817

See section XIII.C.3 List or set vibrational scaling factors to change the scale factors used here.
See section III.B.3.c Calculate a vibrational scaling factor for a set of molecules to determine the least squares best scaling factor.
See section III.B.3.b List of vibrational scaling factors and their uncertainties for information on where the above scaling factor is from.