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 | 2026 | 1921 | 502 | Σ+ | 1419 | nu3 | ||
2 | Σ | 757 | 717 | -518 | Σ+ | 1235 | nu1 | ||
3 | Π | 307 | 291 | -105 | Π | 396 | nu2 |
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.