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 | 3643 | 3606 | 66 | A | 3540 | Ar matrix | ||
2 | A | 1267 | 1254 | -55 | A | 1309 | |||
3 | A | 1076 | 1064 | -232 | A | 1296 | |||
4 | A | 1050 | 1039 | -58 | A | 1097 | |||
5 | A | 702 | 695 | -64 | A | 759 | |||
6 | A | 494 | 489 | -49 | A | 538 | |||
7 | A | 394 | 390 | ||||||
8 | A | 393 | 389 | ||||||
9 | A | 259 | 256 |
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.