Periclase

MgO

third-order Birch-Murnaghan · Cited · 2012

V₀

74.698

Å³

Unit cell

K₀

160.640

GPa

Isothermal

K′

4.221

dimensionless

Volume (V₀)

Value	Unit	Basis	Z
74.698	Å³	Unit cell	—

Reported value and unit are preserved as extracted. Z (formula units per cell) is not stored yet, so molar ↔ Å³/f.u. conversion is not applied automatically.

Composition

Oxide	Molar
MgO	1

Formula: MgO

Conditions & method

T_ref: 300 K
P_ref: —
Structure: B1 rocksalt (Fm-3m)
Method: unknown
Scale-Free Unified Analysis (SFUA) of pressure-scale-free data sets [Tange et al., 2009a]; used as pressure scale in this study
Sample: —

Source

Paper: P‐V‐T equation of state of MgSiO3 perovskite based on the MgO pressure scale: A…
Authors: Yoshinori Tange; Yasuhiro Kuwayama; Tetsuo Irifune; Ken‐ichi Funakoshi; Yasuo Ohishi
DOI: 10.1029/2011jb008988
Year: 2012
Journal: Journal of Geophysical Research Atmospheres
Origin: Cited (quoted from earlier work)

Evidence from the paper

Table 2. EOS Parameters of MgSiO3 Perovskite and MgO in the MGD Model: Third-Order Birch-Murnaghan, MgO: V0 (Å3) 74.698; KT0 (GPa) 160.64; K'T0 4.221; Θ0 (K) 761; γ0 1.431; a 0.290; b 3.5. Footnote b: 'Determined by Tange et al. [2009a]'.

Additional notes

Theta0 K

gamma0

1.431

0.29

3.5

source

Tange et al. [2009a]