- Type
- Raman scattering
- Assignments summary
- Characteristics summary
| Assignment | Symmetry | Mode | Specie(s) | Molecule/Atom | Bond | Multiplicity | Degeneracy | Contribution | Resonance |
|---|---|---|---|---|---|---|---|---|---|
| νL,T (B2g) | B2g | translation |
(CO3)2- Ca2+ |
accidental degeneracy | accidental double | major | |||
| νL,T (B3g) | B3g | translation |
(CO3)2- Ca2+ |
accidental degeneracy | accidental double | minor |
| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 180.5 ± 2 | - | 5 ± 1.5 | symmetric | 0.029 | w | 0.1 | m | 295.0 | 1 | |||
| 184 ± 1 | - | 2.5 ± 0.5 | symmetric | 0.04 | w | 0.078 | m | 80.0 |
- Label
- νL,T (B2g)
- Symmetry
- B2g
- Category
- phonon mode
Evaluation
- Level
- fully assigned
- Evaluation
- validated
- Contribution level
- major
| # | Multiplicity type | Degeneracy | Other band |
|---|---|---|---|
| 1 | accidental degeneracy | accidental double |
- Label (type)
- νL (libration)
- Comments
- CO32− out-of-plane libration
- Label (type)
- νT (translation)
- Comments
- Ca2+ translation + CO32− translation
Rotation modes
Phonon modes
- Label
- νL,T (B3g)
- Symmetry
- B3g
- Category
- phonon mode
Evaluation
- Level
- fully assigned
- Evaluation
- validated
- Contribution level
- minor
| # | Multiplicity type | Degeneracy | Other band |
|---|---|---|---|
| 1 | accidental degeneracy | accidental double |
- Label (type)
- νL (libration)
- Comments
- CO32− libration
- Label (type)
- νT (translation)
- Comments
- Ca2+ translation + CO32− translation
Rotation modes
Phonon modes
- Texture
- single crystals and powders
- Temperature
- 295.0 ± 5.0 K
Temperature
- Pressure
- 1 bar
Pressure
- Laser wavelength
- 514.5 nm
- Sample orientation mode
- unoriented
- Method #1
- various
- Overlap
- isolated
- Peak
- 180.5 ± 2 cm-1 (various)
- Evaluation
- validated
- Quality
- B
- FWHM
- 5 ± 1.5 cm-1 (fit fwhm)
- Shape
- symmetric
- Evaluation
- validated
- Quality
- C
- Method
- peak intensity
- Relative intensity
- 0.029 ± 0.003
- Strength
- weak (w)
- Evaluation
- undefined
- Quality
- D
- Method
- width x peak intensity
- Relative intensity
- 0.1 ± 0.001
- Strength
- medium (m)
- Evaluation
- undefined
- Quality
- A
- Texture
- single crystals and powders
- Temperature
- 80.0 ± 5.0 K
Temperature
- Laser wavelength
- 514.5 nm
- Sample orientation mode
- unoriented
- Method #1
- spectrum fit
- Fit function
- Voigt
- Overlap
- isolated
- Peak
- 184 ± 1 cm-1 (fit peak)
- Evaluation
- validated
- Quality
- B
- FWHM
- 2.5 ± 0.5 cm-1 (fit fwhm)
- Shape
- symmetric
- Evaluation
- validated
- Quality
- B
- Method
- other
- Relative intensity
- 0.04 ± 0.001
- Strength
- weak (w)
- Evaluation
- undefined
- Quality
- B
- Method
- fit integrated intensity
- Relative intensity
- 0.078 ± 0.001
- Strength
- medium (m)
- Evaluation
- undefined
- Quality
- A