Post-perovskite
MgSiO3
third-order Birch-Murnaghan · Cited · 2016
V₀
162.86
ų/cell
Formula unit
K₀
248
GPa
Isothermal
K′
4
dimensionless
Volume (V₀)
| Value | Unit | Basis | Z |
|---|---|---|---|
| 162.86 | ų/cell | Formula unit | — |
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
- post-perovskite (CaIrO3-type, Cmcm)
- Method
- experiment (XRD / DAC / multianvil compression)LHDAC X-ray diffraction
- Sample
- Table 1 row: Ono et al. (Exp., LHDAC, Dw-Au scale)
Source
- Paper
- Experimental and theoretical thermal equations of state of MgSiO3 post-perovski…
- Authors
- Takeshi Sakai; Haruhiko Dekura; Naohisa Hirao
- DOI
- 10.1038/srep22652
- Year
- 2016
- Journal
- Scientific Reports
- Origin
- Cited (quoted from earlier work)
Evidence from the paper
Table 1: 3BM | 162.86 | 248± 1 | 4.0 fix | Exp., LHDAC | Dw-Au | Ono et al.9
Additional notes
pressure scale
Dw-Au: Equation of state of Au by Dewaele et al. (2004)
reference
Ono et al. (ref. 9)