Ferropericlase
(Mg0.83Fe0.17)O
spin-crossover EOS · Original · 2016
Why this differs from similar rows?
High-spin state refit of Lin et al. (2005) data, K' free (4.04); sibling row is the low-spin state of the same dataset, refit with K' fixed to 4.
V₀
75.94
ų
Unit cell
K₀
160
GPa
Isothermal
K′
4.040
dimensionless
Volume (V₀)
| Value | Unit | Basis | Z |
|---|---|---|---|
| 75.94 | ų | Unit cell | — |
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 | 0.83 |
| FeO | 0.17 |
Formula: (Mg0.83Fe0.17)O
Conditions & method
- Tref
- 300 K
- Pref
- —
- Structure
- B1 rocksalt (Fm-3m)
- Method
- experiment (XRD / DAC / multianvil compression)X-ray diffraction (Ne pressure medium; literature data refit)
- Sample
- P-V data of Lin et al. (2005), refit in this study; high-spin state
Source
- Paper
- Equation of state and spin crossover of (Mg,Fe)O at high pressure, with implica…
- Authors
- Natalia Solomatova; Jennifer M. Jackson; W. Sturhahn; J. K. Wicks; Jiyong Zhao; T. S. Toellner; Bora Kalkan; William Steinhardt
- DOI
- 10.2138/am-2016-5510
- Year
- 2016
- Journal
- American Mineralogist
- Origin
- Original (measured or fitted in the source paper)
Evidence from the paper
Table 7: (Mg0.83Fe0.17)O, V0,HS 75.94(10) Å3, K0T,HS 160(2) GPa, K'0T,HS 4.04(16), Ptr 49.2(1.3) GPa, Lin et al. (2005).
Additional notes
P tr GPa
49.2(1.3)
P tr width GPa
8.2
data source
Lin et al. (2005)