- 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+ |
no |
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) |
---|---|---|---|---|---|---|---|---|---|---|---|---|
280 ± 3 | - | - | unknown | 0.018 | vw | 0.03 | w | 295.0 | 1 | |||
284 ± 1 | - | 5 ± 0.5 | unknown | 0.01 | vw | 0.023 | w | 80.0 |
- Label
- νL,T (B2g)
- Symmetry
- B2g
- Category
- phonon mode
Evaluation
- Level
- fully assigned
- Evaluation
- validated
# | Multiplicity type | Degeneracy | Other band |
---|---|---|---|
1 | no |
- Label (type)
- νL (libration)
- Comments
- CO32− out-of-plane 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
- theory
- Overlap
- unknown
- Peak
- 280 ± 3 cm-1 (extrapolated)
- Evaluation
- undefined
- Quality
- C
- Comments
- extrapolated from 80K value (-4 +/-2 cm-1)
- Shape
- unknown
- Quality
- undefined
- Method
- extrapolated
- Relative intensity
- 0.018 ± 0.005
- Strength
- very weak (vw)
- Evaluation
- undefined
- Quality
- E
- Comments
- estimated: width cristal 80K * 1.5
- Method
- calculated
- Relative intensity
- 0.03 ± 0.001
- Strength
- weak (w)
- Evaluation
- undefined
- Quality
- B
- 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
- 284 ± 1 cm-1 (fit peak)
- Evaluation
- validated
- Quality
- B
- FWHM
- 5 ± 0.5 cm-1 (fit fwhm)
- Shape
- unknown
- Evaluation
- validated
- Quality
- B
- Method
- extrapolated
- Relative intensity
- 0.01 ± 0.003
- Strength
- very weak (vw)
- Evaluation
- undefined
- Quality
- E
- Comments
- estimated: width cristal 80K * 1.5
- Method
- calculated
- Relative intensity
- 0.023 ± 0.001
- Strength
- weak (w)
- Evaluation
- undefined
- Quality
- B