Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology | |
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You are here: Comparisons > Vibrations > Vibrations |
Calculated |   | Experimental | |||||||
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Mode Number | Symmetry | Frequency | Scaled Frequency |
Harm. diff |
Fund. diff |
Symmetry | Harmonic Frequency |
Fundamental Frequency |
Comment |
1 | Σ | 3744 | 3536 | 171 | Σ | 3365 | |||
2 | Σ | 2819 | 2663 | 468 | Σ | 2195 | |||
3 | Π | 822 | 776 | 199 | Π | 578 | nu2 and nu3 switched |
See section Calculated; Vibrations; Scale Factors; Set scaling factors to change the scale factors used here.
See section Calculated; Vibrations; Scale Factors; Calculate a scale factor to determine the least squares best scaling factor.
See section Calculated; Vibrations; Scale Factors; Scale factor uncertainty for information on where the above scaling factor is from.