Band
Title
2092.5 cm-1: ν1 of 13C16O in natural CO - phase alpha
Type
absorption
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
ν1 stretching 13C16O CO 13C⁻≡ 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)
2092.5 ± 0.7 - 1.4 ± 0.4 gaussian 1250 ± 50 0.015 s 2200 ± 200 0.011 s 23.0
Label
ν1
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: 13C⁻≡ 16O⁺

Temperature

Temperature
23.0 ± 5.0 K
Method #1
spectrum fit
Fit function
Gaussian
Overlap
slightly blended
Peak
2092.5 ± 0.7 cm-1 (various)
Evaluation
validated
Quality
A
FWHM
1.4 ± 0.4 cm-1 (fwhm)
Shape
gaussian
Evaluation
validated
Quality
B
Method
fit intensity
Absorption coefficient
1250 ± 50 cm-1
Relative intensity
0.015 ± 6.0e-04
Strength
strong (s)
Evaluation
undefined
Quality
B
Method
width x peak intensity
Absorption coefficient
2200 ± 200 cm-2
Relative intensity
0.011 ± 0.002
Strength
strong (s)
Evaluation
undefined
Quality
C