Band
Title
6337.0 cm-1: 3ν1 of 12C16O in natural CO - phase alpha
Type
absorption
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
1 combination 12C16O CO 12C⁻≡ 16O⁺ 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)
6337 ± 0.8 - 3.85 ± 0.2 gaussian 2.65 ± 0.15 3.1e-05 vw 9.7 ± 0.9 4e-05 vw 21.0
Label
1
Category
combination

Evaluation

Level
partly assigned
Evaluation
undefined
# Multiplicity type Degeneracy Other band
1 no

Vibration modes

Label (type)
1 (stretching)       Bond: 12C⁻≡ 16O⁺

Temperature

Temperature
21.0 ± 1.0 K
Formation temperature
21.0 K
Temperature max
21.0 K
Method #1
spectrum fit
Fit function
Gaussian
Overlap
isolated
Peak
6337 ± 0.8 cm-1 (fit peak)
Evaluation
validated
Quality
A
Comments
position sensitive to the formation conditions of alpha-CO
FWHM
3.85 ± 0.2 cm-1 (fit fwhm)
Shape
gaussian
Evaluation
validated
Quality
A
Method
fit intensity
Absorption coefficient
2.65 ± 0.15 cm-1
Specific abs. coefficient
2.7 ± 0.15 cm-1
Relative intensity
3.1e-05 ± 3.0e-06
Strength
very weak (vw)
Evaluation
validated
Quality
C
Method
width x peak intensity
Absorption coefficient
9.7 ± 0.9 cm-2
Specific abs. coefficient
9.8 ± 0.9 cm-2
Relative intensity
4e-05 ± 5e-06
Strength
very weak (vw)
Evaluation
undefined
Quality
C