Bridgmanite
MgSiO3 (pure)
unknown · Cited · 2012
V₀
—
Unknown basis
K₀
247
GPa
Unknown
K′
3.970
dimensionless
Volume (V₀)
| Value | Unit | Basis | Z |
|---|---|---|---|
| — | — | Unknown basis | — |
Reported value and unit are preserved as extracted. Z (formula units per cell) is not stored yet, so molar ↔ ų/f.u. conversion is not applied automatically.
Composition
| Oxide | Molar |
|---|---|
| MgO | 1 |
| SiO2 | 1 |
Formula: MgSiO3
Conditions & method
- Tref
- 300 K
- Pref
- —
- Structure
- perovskite (unspecified)
- Method
- first-principles DFT / ab initioab initio calculations (LDA)
- Sample
- Karki et al. (2001) ab initio LDA
Source
- Paper
- Thermodynamic properties of (Mg,Fe2+)SiO3 perovskite at the lower-mantle pressu…
- Authors
- A. Metsue; Taku Tsuchiya
- DOI
- 10.1111/j.1365-246x.2012.05511.x
- Year
- 2012
- Journal
- Geophysical Journal International
- Origin
- Cited (quoted from earlier work)
Evidence from the paper
'These same quantities are evaluated to 247 and 3.97 GPa at 300 K from ab initio calculations within the local density approximation (LDA; Karki et al. 2001).'