Band
Title
4663.5 cm-1: 2ν1 + νT of 14N2 in natural N2 - phase alpha
Band type
Type
absorption
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
2ν1 + νT combination 14N2 N2 14N≡ 14N 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)
4663.5 ± 0.5 - - undefined 0.0028 ± 5.0e-04 0.0061 ew ew 20.0
Band assignment #1
Assignment
Label
2ν1 + νT
Category
combination

Evaluation

Level
fully assigned
Evaluation
undefined
# Multiplicity type Degeneracy Other band
1 no
Primary specie
14N2

Vibration modes

Label (type)
2ν1 (stretching)       Bond: 14N≡ 14N

Phonon modes

Label (type)
νT (translation)
Comments
Tu⁻
Texture
crystal

Temperature

Temperature
20.0 ± 5.0 K
Formation temperature
35.6 K
Temperature max
35.6 K
Method #1
spectrum measurement
Overlap
strongly blended
Peak
4663.5 ± 0.5 cm-1 (peak)
Evaluation
validated
Quality
A
Shape
undefined
Evaluation
undefined
Method
peak intensity
Absorption coefficient
0.0028 ± 5.0e-04 cm-1
Relative intensity
0.0061 ± 0.001
Strength
extremely weak (ew)
Evaluation
undefined
Quality
D
Method
extrapolated
Strength
extremely weak (ew)
Evaluation
undefined
Publication
Data publication experiment