Band
Title
100.0 cm-1: νLT of (CO3)2- & K⁺ in K2Ca(CO3)2 - phase beta
Type
Raman scattering
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
νLT unknown translation (CO3)2-
K⁺
unknown
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)
100 ± 1 - 40 ± 10 undefined 0.06 m 295.0 1
Label
νLT
Symmetry
unknown
Category
phonon mode

Evaluation

Level
partly assigned
Evaluation
undefined
# Multiplicity type Degeneracy Other band
1 unknown
Primary specie
(CO3)2-
Primary specie
K⁺

Rotation modes

Label (type)
νL (libration)

Phonon modes

Label (type)
νT (translation)
Composition
pure beta-K2Ca(CO3)2, formed at 3GPa/975°C
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 measurement
Overlap
strongly blended
Peak
100 ± 1 cm-1 (peak)
Evaluation
validated
Quality
B
FWHM
40 ± 10 cm-1 (hwhm)
Shape
undefined
Evaluation
validated
Quality
E
Method
peak intensity
Relative intensity
0.06 ± 0.04
Strength
medium (m)
Evaluation
undefined
Quality
E