Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology | |
You are here: Comparisons > Vibrations > Vibrations |
Calculated |   | Experimental | |||||||
---|---|---|---|---|---|---|---|---|---|
Mode Number | Symmetry | Frequency | Scaled Frequency |
Harm. diff |
Fund. diff |
Symmetry | Harmonic Frequency |
Fundamental Frequency |
Comment |
1 | A' | 1538 | 1433 | -304 | A' | 1737 | |||
2 | A' | 1161 | 1082 | -211 | A' | 1293 | |||
3 | A' | 878 | 818 | 9 | A' | 809 | |||
4 | A' | 800 | 745 | -35 | A' | 780 | |||
5 | A' | 644 | 600 | 36 | A' | 563 | |||
6 | A' | 445 | 414 | -20 | A' | 434 | |||
7 | A' | 257 | 240 | -34 | A' | 273 | |||
8 | A" | 675 | 629 | -82 | A" | 711 | |||
9 | A" | 99 | 92 | -31 | A" | 124 |
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.