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 | 2141 | 2048 | -21 | Σ+ | 2069 | |||
2 | Σ | 545 | 521 | -36 | Σ+ | 557 | |||
3 | Π | 159 | 152 | 52 | Π | 100 |
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.