Research progresses on the structure, phase transition and physical properties of MgSiO<sub>3</sub> under high temperature and high pressure
10.3724/j.issn.1007-2802.20240151 · 2025 · Bulletin of Mineralogy Petrology and Geochemistry
Zixing Wang; Zheng-yong REN; Lei Liu
22 EOS records from this paper
| Phase | Composition | Tref | V₀ | K₀ (GPa) | K′ | EOS model | Method note | Origin | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bridgmanite |
|
— | 162.3 ų Unit cell |
267 | 3.700 | unknown | MgO (Speziale et al., 2001) | Cited | ||||||||||
| Post-perovskite |
|
— | 163.813 ų Unit cell |
223.200 | 4 | unknown | MgO (Speziale et al., 2001) | Cited | ||||||||||
| Post-perovskite |
|
— | 162.86 ų Unit cell |
237 | 4 | unknown | Au (Anderson et al., 1989) | Cited | ||||||||||
| Post-perovskite |
|
— | 162.86 ų Unit cell |
226 | 4 | unknown | Au (Jamieson et al., 1982) | Cited | ||||||||||
| Post-perovskite |
|
— | 162.86 ų Unit cell |
248 | 4 | unknown | Au (Dewaele et al., 2004) | Cited | ||||||||||
| Post-perovskite |
|
— | 162.2 ų Unit cell |
231.200 | 4 | unknown | MgO (Zha et al., 2000) | Cited | ||||||||||
| Bridgmanite |
|
— | 162.373 ų Unit cell |
258.400 | 4.100 | Vinet | — | Cited | ||||||||||
| Bridgmanite |
|
— | 162.373 ų Unit cell |
256.700 | 4.090 | unknown | — | Cited | ||||||||||
| Post-perovskite |
|
— | 158 ų Unit cell |
292 | 3.740 | unknown | — | Cited | ||||||||||
| Post-perovskite |
|
— | 156.5 ų Unit cell |
324 | 3.300 | Vinet | — | Cited | ||||||||||
| Post-perovskite |
|
— | 155.9 ų Unit cell |
336 | 3.130 | AP2 | — | Cited | ||||||||||
| Why this differs from similar rows: AP2 thermal-EOS fit (Sakai et al., 2016) with V0 fit freely (0.1559 nm3); sibling row fixes V0 to 0.16345 nm3 instead, giving different K0/K'. | ||||||||||||||||||
| Post-perovskite |
|
— | 163.45 ų Unit cell |
228 | 4.180 | AP2 | — | Cited | ||||||||||
| Why this differs from similar rows: AP2 thermal-EOS fit (Sakai et al., 2016) with V0 fixed to 0.16345 nm3 (noted as fixed); sibling row fits V0 freely (0.1559 nm3) instead. | ||||||||||||||||||
| Post-perovskite |
|
— | 157.16 ų Unit cell |
310 | 3.470 | Keane | — | Cited | ||||||||||
| Why this differs from similar rows: Keane-formulation thermal EOS (Sakai et al., 2016) with V0 fit freely (0.15716 nm3); sibling row fixes V0 to 0.16426 nm3 instead, giving different K0/K'. | ||||||||||||||||||
| Post-perovskite |
|
— | 164.26 ų Unit cell |
203 | 5.350 | Keane | — | Cited | ||||||||||
| Why this differs from similar rows: Keane-formulation thermal EOS (Sakai et al., 2016) with V0 fixed to 0.16426 nm3 (noted as fixed); sibling row fits V0 freely (0.15716 nm3) instead. | ||||||||||||||||||
| Bridgmanite |
|
— | 165.78 ų Unit cell |
237 | 4 | unknown | high | Cited | ||||||||||
| Bridgmanite |
|
— | 161 ų Unit cell |
304 | 4 | unknown | low | Cited | ||||||||||
| Bridgmanite |
|
— | 164.81 ų Unit cell |
262 | 3 | Birch-Murnaghan (order unspecified) | high | Cited | ||||||||||
| Bridgmanite |
|
— | 162 ų Unit cell |
269 | 4 | unknown | low | Cited | ||||||||||
| Bridgmanite |
|
— | 162.6 ų Unit cell |
284 | 4 | unknown | low | Cited | ||||||||||
| Bridgmanite |
|
— | 183.5 ų Unit cell |
176 | 4 | unknown | high | Cited | ||||||||||
| Bridgmanite |
|
— | 178.5 ų Unit cell |
186 | 4 | unknown | low | Cited | ||||||||||
| MgSiO3 glass (silicate melt analog, dee… |
|
— | 36.24 cm³/mol Molar |
16.900 | 5.900 | unknown | — | Cited | ||||||||||