V2O3
ceramic· V2O3
Vanadium sesquioxide (V2O3) is a ceramic compound belonging to the transition metal oxide family, known for its mixed-valence electronic structure and metal-insulator transition behavior. It appears primarily in research and specialized applications rather than commodity use, with notable interest in smart coatings, thermal switching devices, and as a precursor or component in vanadium oxide systems for energy storage and catalytic applications. Engineers select V2O3 when its unique electronic and thermal properties—particularly its ability to undergo phase transitions—offer advantages over conventional ceramics in temperature-dependent or switchable-response systems.
smart/thermochromic coatingsthermal regulation systemsoxide electronics researchvanadium battery precursorscatalytic applications
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 233.2 | GPa | — | ||
Poisson's Ratio(ν) | 0.3000 | - | — | ||
Shear Modulus(G) | 111.5 | GPa | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 4.800 | kg/m³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 0.000 | eV | — | ||
| ↳ | 0.000 | eV | — | ||
Magnetic Moment(μB)2 entries | 0.8000 | μB | — | ||
| ↳ | 4.538 | µB | — | ||
Seebeck Coefficient(S) | 10.96 | µV/K | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.06660 | eV/atom | — | ||
Formation Energy(ΔHf)3 entries | -1.888 | eV/atom | — | ||
| ↳ | -2.526 | eV/atom | — | ||
| ↳ | -2.418 | eV/atom | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.