Band
Title
201.5 cm-1: νLT (Bg) of (CO3)2- in Nahcolite
Type
Raman scattering
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
νLT (Bg) Bg translation (CO3)2- 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)
201.5 ± 1.2 - - undefined 0.11 m 295.0 1
Label
νLT (Bg)
Symmetry
Bg
Category
phonon mode

Evaluation

Level
fully assigned
Evaluation
undefined
Comments
from theoretical WURM database
# Multiplicity type Degeneracy Other band
1 no

Rotation modes

Label (type)
νL (libration)
Comments
HCO3⁻ out-of-plane libration

Phonon modes

Label (type)
νT (translation)
Comments
HCO3⁻ + Na⁺ in-plane translation
Texture
crystal

Temperature

Temperature
295.0 ± 5.0 K

Pressure

Pressure
1 bar
Laser wavelength
532.0 nm
Sample orientation mode
unoriented
Method #1
various
Overlap
moderately blended
Peak
201.5 ± 1.2 cm-1 (various)
Evaluation
undefined
Quality
B
Shape
undefined
Evaluation
undefined
Quality
undefined
Method
baseline corrected peak intensity
Relative intensity
0.11 ± 0.075
Strength
medium (m)
Evaluation
undefined
Quality
E