- Type
- Raman scattering
- Assignments summary
- Characteristics summary
| Assignment | Symmetry | Mode | Specie(s) | Molecule/Atom | Bond | Multiplicity | Degeneracy | Contribution | Resonance |
|---|---|---|---|---|---|---|---|---|---|
| νL (Eg) | Eg | libration | (CO3)2- | mode degeneracy | double | full |
| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 329.5 ± 1.5 | - | 4 ± 0.5 | symmetric | 1.2 | vs | 0.38 | s | 295.0 | 1 |
- Label
- νL (Eg)
- Symmetry
- Eg
- Category
- rotation
Evaluation
- Level
- fully assigned
- Evaluation
- validated
- Contribution level
- full
| # | Multiplicity type | Degeneracy | Other band |
|---|---|---|---|
| 1 | mode degeneracy | double |
- Primary specie
- (CO3)2-
- Label (type)
- νL (libration)
- Comments
- C-O rotating torsion
Rotation modes
- Composition
- Mg>0.95, Fe+Mn < 5%, Ca < 1%
- Texture
- crystal in plot
- Temperature
- 295.0 ± 5.0 K
Temperature
- Pressure
- 1 bar
Pressure
- Laser wavelength
- 532.0 nm
- Sample orientation mode
- unoriented
- Method #1
- spectrum fit
- Fit function
- Gaussian
- Overlap
- isolated
- Peak
- 329.5 ± 1.5 cm-1 (fit peak)
- Evaluation
- validated
- Quality
- B
- Comments
- increases with Mg fraction
- FWHM
- 4 ± 0.5 cm-1 (fwhm)
- Shape
- symmetric
- Evaluation
- validated
- Quality
- B
- Comments
- decreases with Mg fraction
- Method
- baseline corrected peak intensity
- Relative intensity
- 1.2 ± 0.65
- Strength
- very strong (vs)
- Evaluation
- validated
- Quality
- E
- Comments
- increases with Mg fraction
- Method
- width x peak intensity
- Relative intensity
- 0.38 ± 0.19
- Strength
- strong (s)
- Evaluation
- recommended
- Quality
- E
- Comments
- independent of Mg fraction
- Publications
- SSHADE spectra