Post-perovskite
MgSiO3
Vinet · Cited · 2025
V₀
0.1565
nm³
Unit cell
K₀
324
GPa
Isothermal
K′
3.300
dimensionless
Volume (V₀)
| Value | Unit | Basis | Z |
|---|---|---|---|
| 0.1565 | nm³ | Unit cell | — |
| 156.5000 | ų | canonical (converted) | — |
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 (other / unspecified)experimental and theoretical thermal EOS at multi-megabar pressures
- Sample
- —
Source
- Paper
- Research progresses on the structure, phase transition and physical properties …
- Authors
- Zixing Wang; Zheng-yong REN; Lei Liu
- DOI
- 10.3724/j.issn.1007-2802.20240151
- Year
- 2025
- Journal
- Bulletin of Mineralogy Petrology and Geochemistry
- Origin
- Cited (quoted from earlier work)
Evidence from the paper
表3 后钙钛矿: V0=0.1565(16) nm3, K0=324±27 GPa, K0T'=3.3±0.23, γ0=1.48(9), γ∞=0.93, θD0=931(232), β=2.7(2), Vinet, Sakai et al., 2016
Additional notes
gamma0
1.48(9)
gamma inf
0.93
thetaD0
931(232)
beta
2.7(2)
reference
Sakai et al., 2016