Band
Title
283.0 cm-1: νL (Eg) of (CO3)2- in Siderite
Type
Raman scattering
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
νL (Eg) Eg libration (CO3)2- mode degeneracy double full
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)
283 ± 3 - 15 ± 1 symmetric 0.14 m 0.31 s 295.0 1
Label
νL (Eg)
Symmetry
Eg
Category
rotation

Evaluation

Level
fully assigned
Evaluation
validated
# Multiplicity type Degeneracy Other band
1 mode degeneracy double
Contribution level
full

Rotation modes

Label (type)
νL (libration)
Comments
C-O rotating torsion
Texture
single crystals and powders

Temperature

Temperature
295.0 ± 5.0 K

Pressure

Pressure
1 bar
Laser wavelength
532.0 nm
Sample orientation mode
unoriented
Method #1
various
Overlap
isolated
Peak
283 ± 3 cm-1 (various)
Evaluation
validated
Quality
C
FWHM
15 ± 1 cm-1 (fwhm)
Shape
symmetric
Evaluation
undefined
Quality
C
Method
peak intensity
Relative intensity
0.14 ± 0.06
Strength
medium (m)
Evaluation
undefined
Quality
E
Method
width x peak intensity
Relative intensity
0.31 ± 0.02
Strength
strong (s)
Evaluation
undefined
Quality
C