Band
Title
3890.0 cm-1: unknown of C2H2 in C2H2 - phase II
Band type
Type
absorption
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
unknown unknown combination vibration C2H2 C2H2 unknown
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)
3890 ± 4 - - broad shoulder 12 ± 5 1.5e-04 w 20.0
3890 ± 4 - - broad shoulder 15 ± 5 1.9e-04 w 65.0
Band assignment #1
Assignment
Label
unknown
Symmetry
unknown
Category
combination vibration

Evaluation

Level
not assigned
Evaluation
undefined
# Multiplicity type Degeneracy Other band
1 unknown
Primary specie
C2H2

Vibration modes

Label (type)
unknown (unknown)      
Texture
film

Temperature

Temperature
20.0 ± 10.0 K
Temperature max
70.0 K
Method #1
spectrum measurement
Overlap
shoulder-tail
Peak
3890 ± 4 cm-1 (peak)
Evaluation
undefined
Quality
C
Shape
broad shoulder
Evaluation
undefined
Quality
undefined
Method
estimated
Absorption coefficient
12 ± 5 cm-1
Relative intensity
1.5e-04 ± 6.0e-05
Strength
weak (w)
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
3890 ± 4 cm-1 (peak)
Evaluation
undefined
Quality
C
Shape
broad shoulder
Evaluation
undefined
Quality
undefined
Method
estimated
Absorption coefficient
15 ± 5 cm-1
Relative intensity
1.9e-04 ± 6.0e-05
Strength
weak (w)
Evaluation
undefined
Quality
E
Method
width x peak intensity
Evaluation
validated
Quality
undefined
Publication