Bandlist 5 5

Raman band list of CH4 in solid CH4 (phase I)

Title
Raman band list of CH4 in solid CH4 (phase I)
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Data
Individual bands
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Representation
Simple
Gaussian
Peaks
Data
Unit:  Range: Valid spectral range(s): 1200.0 - 3200.0 cm-1
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Band list reference
Schmitt, Bernard and The SSHADE Band List Committee (2021): Raman band list of CH4 in solid CH4 (phase I). Version 1. SSHADE (OSUG Data Center). Dataset/Band list Data. https://doi.org/10.26302/SSHADE/BANDLIST_RAMAN_CH4_CH4-I
Publication(s)
Type
Raman scattering
Description
MIR Raman band list of CH4 in solid CH4 (phase I) at 77 K
Number of bands
5
Comments
The ν4 mode is inactive in Raman
Other bandlists of this constituent
Constituent and primary specie
Constituent
CH4 - phase I
Primary specie
CH4 (Methane)
Bands
Position (cm-1) Width (cm-1) Peak intensity (cm-1) Relative intensity Strength Transition mode Mode type(s) Bond Specie(s) Degeneracy Resonances
1300 ± 4 1300 ± 4 ia
ν4
deformation
≥ 12C-1H
12CH4
triple
1538 ± 4 1538 ± 4 30 ± 2 m
ν2
deformation
≥ 12C-1H
12CH4
double
2905 ± 2 2905 ± 2 4 ± 0.5 vs
ν1
stretching sym.
≥ 12C-1H
12CH4

3030 ± 4 3030 ± 4 100 ± 5 s
ν3
ν3 + nνR
stretching asym.
stretching asym.
hindered rotation
≥ 12C-1H
≥ 12C-1H
12CH4
12CH4
other
other

3050 ± 2 3050 ± 2 10 ± 2 m
2ν2
deformation
≥ 12C-1H
12CH4
triple
Spectral range type(s)
MIR
Spectral range(s)
1200 - 3200 cm-1
Reference position Raman
2905 cm-1

Versions

Release date
2021-10-01 12:57:33 UTC+0000
Version (Date)
#1 (2021-10-01 12:57:33 UTC+0000, Updated: 2024-12-23 15:07:10 UTC+0000)
History
Date Mode Version Status Comments
2021-10-01 08:14:49 UTC+0000 first import #1 valid version
Analysis
using measurements by Anderson and Savoie (1965)
Quality flag
3
Validation date
2021-08-13
Validators