Band
Title
2744.0 cm-1: 2ν12 of 32S16O18O in natural SO2 - phase I
Type
absorption
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
12 unknown combination vibration 32S16O18O SO2 =32S=18O
32S16O18O
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)
2744 ± 0.3 - 1.2 ± 0.2 undefined 0.02 ± 0.005 vvw 125.0
Label
12
Symmetry
unknown
Category
combination vibration

Evaluation

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

Vibration modes

Label (type)
1 (stretching sym.)       Bond: =32S=18O
ν2 (bending)       Bond: 32S16O18O

Temperature

Temperature
125.0 ± 5.0 K
Formation temperature
35.0 K
Method #1
spectrum measurement
Overlap
slightly blended
Peak
2744 ± 0.3 cm-1 (peak)
Evaluation
undefined
Quality
A
FWHM
1.2 ± 0.2 cm-1 (fwhm)
Shape
undefined
Evaluation
undefined
Quality
A
Method
baseline corrected peak intensity
Absorption coefficient
0.02 ± 0.005 cm-1
Strength
very very weak (vvw)
Evaluation
undefined
Quality
E