Band
Title
1063.0 cm-1: ν1L of (CO3)2- in K2Ca(CO3)2 - phase beta
Type
Raman scattering
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
ν1L unknown stretching sym. (CO3)2- CO-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)
1063 ± 1 - 12 ± 5 symmetric 0.6 s 295.0 1
Label
ν1L
Symmetry
unknown
Category
fundamental vibration

Evaluation

Level
partly assigned
Evaluation
validated
# Multiplicity type Degeneracy Other band
1 no

Vibration modes

Label (type)
ν1 (stretching sym.)       Bond: CO-2/3
Comments
in-phase and (in-plane) symmetric stretch of CO32-
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
1063 ± 1 cm-1 (peak)
Evaluation
validated
Quality
B
FWHM
12 ± 5 cm-1 (hwhm)
Shape
symmetric
Evaluation
validated
Quality
E
Method
peak intensity
Relative intensity
0.6 ± 0.05
Strength
strong (s)
Evaluation
undefined
Quality
C