Post-perovskite
MgSiO3
third-order Birch-Murnaghan · Cited · 2016
Why this differs from similar rows?
Cites Mosenfelder et al. shock-compression experiment, using Guignot et al.'s P-V-T data and V0 (Table 1); other rows cite different original studies/methods.
V₀
162.2
ų/cell
Formula unit
K₀
225
GPa
Isothermal
K′
4.210
dimensionless
Volume (V₀)
| Value | Unit | Basis | Z |
|---|---|---|---|
| 162.2 | 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
- —
- Pref
- —
- Structure
- post-perovskite (CaIrO3-type, Cmcm)
- Method
- experiment (shock wave)shock compression
- Sample
- Table 1 row: Mosenfelder et al. (Exp., Shock)
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 | 162.2 | 225± 2 | 4.21± 0.07 | γ0=2.61± 0.67 | q=2.1± 0.8 | θ0=990± 146 | Exp., Shock | Mosenfelder et al.12
Additional notes
gamma0
2.61± 0.67
q
2.1± 0.8
theta0 K
990± 146
note
They used Guignot et al.'s P-V-T data and V0
reference
Mosenfelder et al. (ref. 12)