Band
Title
3271.0 cm-1: ν1 of 12CH316OH in CH3OH - phase alpha
Type
absorption
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
ν1 A' stretching 12CH316OH CH3OH -16O-1H no
Characteristics summary
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)
3271 ± 1.5 - 52.5 ± 2 undefined 0.66 ± 0.01 0.77 vs 34.6 ± 1.8 0.703 vs 35.0
3291 ± 1.5 - 61 ± 5 symmetric 0.555 ± 0.01 0.71 vs 33.8 ± 3.4 0.693 vs 120.0
Label
ν1
Symmetry
A'
Category
fundamental vibration
Method
comparison with gas phase

Evaluation

Level
fully assigned
Evaluation
validated
# Multiplicity type Degeneracy Other band
1 no

Vibration modes

Label (type)
ν1 (stretching)       Bond: -16O-1H

Temperature

Temperature
35.0 ± 5.0 K
Temperature max
145.0 K
Method #1
spectrum measurement: direct measurement on the absorbance spectrum, manual linear baseline for peak intensity and FWHM
Overlap
moderately blended
Peak
3271 ± 1.5 cm-1 (peak)
Evaluation
validated
Quality
B
FWHM
52.5 ± 2 cm-1 (fwhm)
Shape
undefined
Evaluation
validated
Quality
D
Method
peak intensity
Absorption coefficient
0.66 ± 0.01 cm-1
Relative intensity
0.77 ± 0.01
Strength
very strong (vs)
Evaluation
undefined
Quality
A
Method
width x peak intensity
Absorption coefficient
34.6 ± 1.8 cm-2
Relative intensity
0.703 ± 0.037
Strength
very strong (vs)
Evaluation
undefined
Quality
C

Temperature

Temperature
120.0 ± 10.0 K
Temperature max
120.0 K
Method #1
spectrum measurement: direct measurement on the absorbance spectrum, manual linear baseline for peak intensity and FWHM
Overlap
isolated
Peak
3291 ± 1.5 cm-1 (peak)
Evaluation
validated
Quality
B
FWHM
61 ± 5 cm-1 (fwhm)
Shape
symmetric
Evaluation
validated
Quality
E
Method
peak intensity
Absorption coefficient
0.555 ± 0.01 cm-1
Relative intensity
0.71 ± 0.01
Strength
very strong (vs)
Evaluation
undefined
Quality
A
Method
width x peak intensity
Absorption coefficient
33.8 ± 3.4 cm-2
Relative intensity
0.693 ± 0.07
Strength
very strong (vs)
Evaluation
undefined
Quality
D