- Type
- absorption
- Assignments summary
- Characteristics summary
| Assignment | Symmetry | Mode | Specie(s) | Molecule/Atom | Bond | Multiplicity | Degeneracy | Contribution | Resonance |
|---|---|---|---|---|---|---|---|---|---|
| ν12 | A" | bending out-p | 12CH316OH | CH3OH | -16O-1H | no |
| Peak position (cm-1) |
Center position (cm-1) |
Width (cm-1) |
Shape | Asymmetry factor | Peak intensity (cm-1) |
Peak intensity relative | Peak strength | Integrated intensity (cm-2) |
Integrated intensity relative | Integrated strength | Temperature (K) |
Pressure (bar) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 690.5 ± 0.3 | - | 10.7 ± 0.2 | symmetric | 0.21 ± 0.005 | 0.247 | vs | 2.25 ± 0.1 | 0.045 | s | 35.0 | ||
| 678.2 ± 0.8 | - | 20.5 ± 0.4 | symmetric | 0.062 ± 0.005 | 0.08 | s | 1.28 ± 0.13 | 0.026 | s | 120.0 |
- Temperature
- 35.0 ± 5.0 K
- Temperature max
- 145.0 K
Temperature
- Method #1
- spectrum measurement: direct measurement on the absorbance spectrum, manual linear baseline for peak intensity and FWHM
- Overlap
- isolated
- Peak
- 690.5 ± 0.3 cm-1 (peak)
- Evaluation
- validated
- Quality
- A
- FWHM
- 10.7 ± 0.2 cm-1 (fwhm)
- Shape
- symmetric
- Evaluation
- validated
- Quality
- A
- Method
- peak intensity
- Absorption coefficient
- 0.21 ± 0.005 cm-1
- Relative intensity
- 0.247 ± 0.005
- Strength
- very strong (vs)
- Evaluation
- undefined
- Quality
- B
- Method
- width x peak intensity
- Absorption coefficient
- 2.25 ± 0.1 cm-2
- Relative intensity
- 0.045 ± 0.002
- Strength
- strong (s)
- Evaluation
- undefined
- Quality
- B
- Temperature
- 120.0 ± 10.0 K
- Temperature max
- 120.0 K
Temperature
- Method #1
- spectrum measurement: direct measurement on the absorbance spectrum, manual linear baseline for peak intensity and FWHM
- Overlap
- isolated
- Peak
- 678.2 ± 0.8 cm-1 (peak)
- Evaluation
- validated
- Quality
- A
- FWHM
- 20.5 ± 0.4 cm-1 (fwhm)
- Shape
- symmetric
- Evaluation
- validated
- Quality
- B
- Method
- peak intensity
- Absorption coefficient
- 0.062 ± 0.005 cm-1
- Relative intensity
- 0.08 ± 0.005
- Strength
- strong (s)
- Evaluation
- undefined
- Quality
- C
- Method
- width x peak intensity
- Absorption coefficient
- 1.28 ± 0.13 cm-2
- Relative intensity
- 0.026 ± 0.0025
- Strength
- strong (s)
- Evaluation
- undefined
- Quality
- D
- Publications
- SSHADE spectra
-
- Merlin, Frederic; Quirico, Eric (2008): Mid-IR absorbance spectrum of crystalline CH3OH ice at 35 K. Version 1. SSHADE/GhoSST (OSUG Data Center). Dataset/Spectral Data.
- Merlin, Frederic; Quirico, Eric (2008): Mid-IR absorbance spectrum of crystalline CH3OH ice at 120 K. Version 1. SSHADE/GhoSST (OSUG Data Center). Dataset/Spectral Data.