Band
Title
387.0 cm-1: νLT (E) of (CO3)2- & Mg2+ in Huntite
Type
Raman scattering
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
νLT (E) E libration (CO3)2-
Mg2+
mode degeneracy double
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)
387 ± 2 - 29.2 symmetric 0.018 vw 295.0 1
Label
νLT (E)
Symmetry
E
Category
rotation

Evaluation

Level
fully assigned
Evaluation
undefined
Comments
from WURM database
# Multiplicity type Degeneracy Other band
1 mode degeneracy double
Primary specie
(CO3)2-
Primary specie
Mg2+

Rotation modes

Label (type)
νL (libration)
Comments
out-of-plane libration

Phonon modes

Label (type)
νT (translation)
Comments
Mg2+ translation
Composition
natural

Temperature

Temperature
295.0 ± 5.0 K

Pressure

Pressure
1 bar
Method #1
various
Overlap
moderately blended
Peak
387 ± 2 cm-1 (various)
Evaluation
validated
Quality
B
FWHM
29.2 cm-1 (estimated)
Shape
symmetric
Evaluation
undefined
Quality
undefined
Method
calculated
Relative intensity
0.018
Strength
very weak (vw)
Evaluation
undefined
Quality
undefined