Band
Title
3222.0 cm-1: ν3 of 13C12C1H2 in C2H2 - phase II
Band type
Type
absorption
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
ν3 B1u stretching asym. 13C12C1H2 C2H2 ≥ 13C-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)
3221 ± 1 - - broad shoulder 5000 ± 3000 0.064 vs 20.0
3222 ± 1 - - broad shoulder 5000 ± 3000 0.064 vs 65.0
Band assignment #1
Assignment
Label
ν3
Symmetry
B1u
Category
fundamental vibration

Evaluation

Level
partly assigned
Evaluation
validated
# Multiplicity type Degeneracy Other band
1 no
Primary specie
13C12C1H2

Vibration modes

Label (type)
ν3 (stretching asym.)       Bond: ≥ 13C-1H
Texture
film

Temperature

Temperature
20.0 ± 10.0 K
Temperature max
70.0 K
Method #1
spectrum measurement
Overlap
shoulder-tail
Peak
3221 ± 1 cm-1 (peak)
Evaluation
validated
Quality
B
Shape
broad shoulder
Evaluation
undefined
Quality
undefined
Method
estimated
Absorption coefficient
5000 ± 3000 cm-1
Relative intensity
0.064 ± 0.04
Strength
very strong (vs)
Evaluation
undefined
Quality
E
Method
width x peak intensity
Evaluation
validated
Quality
undefined
Texture
film

Temperature

Temperature
65.0 ± 10.0 K
Temperature max
70.0 K
Method #1
spectrum measurement
Overlap
shoulder-tail
Peak
3222 ± 1 cm-1 (peak)
Evaluation
validated
Quality
B
Shape
broad shoulder
Evaluation
undefined
Quality
undefined
Method
estimated
Absorption coefficient
5000 ± 3000 cm-1
Relative intensity
0.064 ± 0.04
Strength
very strong (vs)
Evaluation
undefined
Quality
E
Method
width x peak intensity
Evaluation
validated
Quality
undefined
Publications