Band
Title
1408.5 cm-1: ν3 (Eg) of (CO3)2- in Eitelite
Band type
Type
Raman scattering
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
ν3 (Eg) Eg stretching asym. (CO3)2- ……C…O-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)
1408.5 ± 1.5 - 8 ± 0.5 symmetric 0.01 vw 295.0 1
Band assignment #1
Assignment
Label
ν3 (Eg)
Symmetry
Eg
Category
fundamental vibration

Evaluation

Level
fully assigned
Evaluation
validated
# Multiplicity type Degeneracy Other band
1 no
Primary specie
(CO3)2-

Vibration modes

Label (type)
ν3 (stretching asym.)       Bond: ……C…O-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
isolated
Peak
1408.5 ± 1.5 cm-1 (fit peak)
Evaluation
undefined
Quality
B
FWHM
8 ± 0.5 cm-1 (fwhm)
Shape
symmetric
Evaluation
undefined
Quality
B
Method
peak intensity
Relative intensity
0.01 ± 0.002
Strength
very weak (vw)
Evaluation
undefined
Quality
D
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