Bridgmanite

Mg0.75Al0.5Si0.75O3

unknown · Cited · 2000

Why this differs from similar rows?

Table II Ref. 12 (Akamatsu et al.): molecular dynamics calculation, Pmax 60 GPa; sibling row is a DAC XRD experiment (Yusa et al.) instead.

V₀

—

Unknown basis

K₀

182

GPa

Isothermal

K′

—

dimensionless

Volume (V₀)

Value	Unit	Basis	Z
—	—	Unknown basis	—

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	0.75
Al2O3	0.25
SiO2	0.75

Formula: Mg0.75Al0.5Si0.75O3

Conditions & method

T_ref: —
P_ref: —
Structure: —
Method: molecular dynamics
Molecular dynamics calculation, Pmax 60 GPa
Sample: —

Source

Paper: Compressibility of Mg<sub>0.9</sub>Al<sub>0.2</sub>Si&l…
Authors: Atsushi Kubo; Takehiko Yagi; Shigeaki Ono; Masaki Akaogi
DOI: 10.2183/pjab.76.103
Year: 2000
Journal: Proceedings of the Japan Academy Series B
Origin: Cited (quoted from earlier work)

Evidence from the paper

Table II: Mg0.75Al0.5Si0.75O3, K = 182 (1), Pmax 60, MD, Ref. 12. Text: Akamatsu et al. ... yielded bulk moduli of ... 182 ± 1 GPa for Mg0.75Al0.5Si0.75O3 perovskite.

Additional notes

reference

Table II Ref. 12 (Akamatsu et al.)