Ferropericlase
(Mg1-y,Fey)O; parameters determined for (Mg0.6Fe0.4)O
third-order Birch-Murnaghan · Cited · 1996
V₀
11.25
cm³/mol
Molar
K₀
157
GPa
Isothermal
K′
4
dimensionless
Volume (V₀)
| Value | Unit | Basis | Z |
|---|---|---|---|
| 11.25 | cm³/mol | Molar | — |
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 | 0.6 |
| FeO | 0.4 |
Formula: (Mg1-y,Fey)O; parameters determined for (Mg0.6Fe0.4)O
Conditions & method
- Tref
- 300 K
- Pref
- —
- Structure
- B1 rocksalt (Fm-3m)
- Method
- literature compilation / cited valueliterature EOS parameters (Fei et al. 1992) adopted for density calculations
- Sample
- Table 1, (Mg1-y,Fey)O magnesiowüstite, parameters from Fei et al. (1992)
Source
- Paper
- Chemical composition of the lower mantle inferred from the equation of state of…
- Authors
- Takehiko Yagi; Nobumasa Funamori
- DOI
- 10.1098/rsta.1996.0053
- Year
- 1996
- Journal
- Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences
- Origin
- Cited (quoted from earlier work)
Evidence from the paper
Table 1: (Mg1-y,Fey)O magnesiowüstite — K0 (GPa) 157; K' 4; T0 (K) 300; V0 (cm3 mol-1) 11.25 + 1.00y; θD0 (K) 500; γ0 1.50; q 1.1. Footnote: 'Fei et al. (1992)'. Text: 'the equation of state parameters for (Mg0.6Fe0.4)O determined by Fei et al. (1992) were used'.
Additional notes
theta D0 K
500
gamma0
1.5
q
1.1
source
Fei et al. (1992)