Band
Title
2410.0 cm-1: ν1 + νL,T 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
ν1 + νL,T 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)
2410 ± 0.5 - - sharp shoulder 0.23 ± 0.01 0.5 vw vvw 20.0
Band assignment #1
Assignment
Label
ν1 + νL,T
Category
combination

Evaluation

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

Vibration modes

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

Rotation modes

Label (type)
νL (libration)

Phonon modes

Label (type)
νT (translation)
Texture
crystal

Temperature

Temperature
20.0 ± 5.0 K
Method #1
spectrum measurement
Overlap
strongly blended
Peak
2410 ± 0.5 cm-1 (peak)
Evaluation
undefined
Quality
A
Shape
sharp shoulder
Evaluation
undefined
Comments
with high frequency wing up to 2550 cm-1
Method
peak intensity
Absorption coefficient
0.23 ± 0.01 cm-1
Relative intensity
0.5 ± 0.02
Strength
very weak (vw)
Evaluation
validated
Quality
B
Method
extrapolated
Strength
very very weak (vvw)
Evaluation
undefined
Publications