Band
Title
2209.0 cm-1: ν1 + νL,T of 12C16O in natural CO - phase alpha
Type
absorption
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
ν1 + νL,T 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)
2209 ± 1 - 42.5 ± 2 asymmetric 410 ± 10 0.00478 m 25000 ± 5000 0.104166666666667 vs 15.0
Label
ν1 + νL,T
Category
combination

Evaluation

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

Vibration modes

Label (type)
ν1 (stretching)       Bond: 12C⁻≡ 16O⁺

Rotation modes

Label (type)
νL (libration)

Phonon modes

Label (type)
νT (translation)

Temperature

Temperature
15.0 K
Formation temperature
15.0 K
Temperature max
15.0 K
Method #1
spectrum measurement
Fit function
Gaussian
Overlap
slightly blended
Peak
2209 ± 1 cm-1 (peak)
Evaluation
validated
Quality
B
FWHM
42.5 ± 2 cm-1 (fwhm)
Shape
asymmetric
Evaluation
validated
Quality
D
Method
peak intensity
Absorption coefficient
410 ± 10 cm-1
Relative intensity
0.00478 ± 1.167e-04
Strength
medium (m)
Evaluation
undefined
Quality
B
Method
band integrated intensity
Absorption coefficient
25000 ± 5000 cm-2
Relative intensity
0.104166666666667 ± 0.0208333333333333
Strength
very strong (vs)
Evaluation
undefined
Quality
D