Band
Title
362.0 cm-1: νLxy (F) (TO) of NH3 in natural NH3 - phase I
Type
absorption
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
νLxy (F) (TO) F libration NH3 NH3 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)
361 ± 1 - 20 ± 2 other vs 20.0
362 ± 2 - 26 ± 1 asymmetric 14000 ± 800 0.29 vs vvs 90.0
Label
νLxy (F) (TO)
Symmetry
F
Category
rotation
Method
Rhigini et al. 1978

Evaluation

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

Rotation modes

Label (type)
νLxy (TO) (libration)
Comments
F
Texture
film

Temperature

Temperature
20.0 ± 10.0 K
Method #1
spectrum measurement
Overlap
strongly blended
Peak
361 ± 1 cm-1 (peak)
Evaluation
validated
Quality
B
FWHM
20 ± 2 cm-1 (extrapolated)
Shape
other
Evaluation
undefined
Quality
D
Comments
doublet with 366 cm-1
Method
estimated
Strength
very strong (vs)
Evaluation
undefined
Texture
film

Temperature

Temperature
90.0 ± 15.0 K
Method #1
spectrum measurement
Overlap
isolated
Peak
362 ± 2 cm-1 (peak)
Evaluation
validated
Quality
B
FWHM
26 ± 1 cm-1 (fwhm)
Shape
asymmetric
Evaluation
undefined
Quality
C
Method
peak intensity
Absorption coefficient
14000 ± 800 cm-1
Relative intensity
0.29 ± 0.015
Strength
very strong (vs)
Evaluation
validated
Quality
C
Method
estimated
Strength
very very strong (vvs)
Evaluation
undefined