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 | 3479 | 3338 | -202 | A | 3540 | Ar matrix | ||
2 | A | 1248 | 1197 | -112 | A | 1309 | |||
3 | A | 1078 | 1034 | -262 | A | 1296 | |||
4 | A | 1056 | 1013 | -84 | A | 1097 | |||
5 | A | 746 | 716 | -43 | A | 759 | |||
6 | A | 494 | 474 | -64 | A | 538 | |||
7 | A | 411 | 394 | ||||||
8 | A | 380 | 364 | ||||||
9 | A | 176 | 169 |
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.