Band
Title
521.5 cm-1: ν2 (A1(TO)) of 32S16O2 in natural SO2 - phase I
Band type
Type
absorption
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
ν2 (A1(TO)) A1 bending 32S16O2 SO2 32S16O2 no 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)
525 ± 1 - - unknown vs 20.0
521.5 ± 0.5 - 2.2 ± 0.2 asymmetric high frequency wing 0.46 vs 90.0
Band assignment #1
Assignment
Label
ν2 (A1(TO))
Symmetry
A1
Category
fundamental vibration

Evaluation

Level
fully assigned
Evaluation
validated
# Multiplicity type Degeneracy Other band
1 no no
Primary specie
32S16O2

Vibration modes

Label (type)
ν2 (bending)       Bond: 32S16O2

Temperature

Temperature
20.0 ± 5.0 K
Method #1
spectrum measurement
Overlap
unknown
Peak
525 ± 1 cm-1 (peak)
Evaluation
undefined
Quality
B
Shape
unknown
Evaluation
undefined
Method
extrapolated
Strength
very strong (vs)
Evaluation
undefined

Temperature

Temperature
90.0 ± 15.0 K
Method #1
spectrum measurement
Overlap
strongly blended
Peak
521.5 ± 0.5 cm-1 (peak)
Evaluation
undefined
Quality
A
FWHM
2.2 ± 0.2 cm-1 (hwhm)
Shape
asymmetric high frequency wing
Evaluation
undefined
Quality
A
Method
peak intensity
Relative intensity
0.46 ± 0.01
Strength
very strong (vs)
Evaluation
undefined
Quality
B
Publications
Data publication experiment