Bridgmanite

MgSiO3 (x = 0)

unknown · Cited · 2016

V₀

163.2

Å³

Unit cell

K₀

245.500

GPa

Unknown

K′

3.960

dimensionless

Volume (V₀)

Value	Unit	Basis	Z
163.2	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
SiO2	1

Formula: MgSiO3

Conditions & method

T_ref: 300 K
P_ref: —
Structure: perovskite (unspecified)
Method: DFT+U / DFT+DMFT
ab initio LDA + Usc quasiharmonic calculation
Sample: Table 1 row: bdg (x = 0)

Source

Paper: Thermoelasticity of Fe3+‐ and Al‐bearing bridgmanite: Effects of iron spin cros…
Authors: Gaurav Shukla; Matteo Cococcioni; Renata M. Wentzcovitch
DOI: 10.1002/2016gl069332
Year: 2016
Journal: Geophysical Research Letters
Origin: Cited (quoted from earlier work)

Evidence from the paper

Table 1: bdg (x = 0)a | V(Å3) 163.2 | K (GPa) 245.5 | G (GPa) 168.2 | K' 3.96 | G' 1.79 | References: Shukla et al. [2015a]. Table caption: 'Calculated Volume (V), Elastic Moduli (K, G), Their Pressure Derivatives (K', G'), and Acoustic Velocities ... for Al- and Fe-Bearing Bridgmanite (bdg) at 0 GPa and 300 K'.

Additional notes

G0 GPa

168.2

1.79

VP VS VPhi

10.72 / 6.42 / 7.74

dK/dT 0GPa 300K GPa per K

-0.0157

source reference

Shukla et al. [2015a]