Band
Title
1396.0 cm-1: ν3 (Eg) of (CO3)2- in Eitelite
Type
Raman scattering
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
ν3 (Eg) Eg stretching asym. (CO3)2- CO-2/3 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)
1396 ± 1.5 - 4 ± 1 sharp shoulder 7.0e-04 ew 295.0 1
Label
ν3 (Eg)
Symmetry
Eg
Category
fundamental vibration

Evaluation

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

Vibration modes

Label (type)
ν3 (stretching asym.)       Bond: CO-2/3
Comments
C-O antisymmetric stretch
Composition
Na2Mg(CO3)2
Texture
crystal

Temperature

Temperature
295.0 ± 5.0 K

Pressure

Pressure
1 bar
Laser wavelength
532.0 nm
Sample orientation mode
unoriented
Method #1
spectrum fit
Fit function
Voigt
Overlap
shoulder-tail
Peak
1396 ± 1.5 cm-1 (estimated)
Evaluation
undefined
Quality
B
FWHM
4 ± 1 cm-1 (estimated)
Shape
sharp shoulder
Evaluation
undefined
Quality
C
Method
peak intensity
Relative intensity
7.0e-04 ± 3.0e-04
Strength
extremely weak (ew)
Evaluation
undefined
Quality
E