Re2O7
ceramic· Re2O7
Re₂O₇ (dirhenium heptoxide) is a rare-earth oxide ceramic compound containing rhenium, an element prized for its high-temperature stability and chemical inertness. While not a mainstream engineering material, rhenium oxides are investigated primarily in specialized research contexts for high-temperature applications, catalysis, and as precursors for advanced rhenium metal or alloy production. The material's notable density and potential thermal properties make it relevant where extreme environments or catalytic functionality is required, though limited commercial availability and high material costs restrict its use to niche aerospace, chemical processing, and materials research applications.
High-temperature ceramics researchCatalyst precursors and chemical processingRhenium alloy productionAerospace component researchMaterials science experimentationSpecialized industrial chemistry
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | kg/m³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — | |
Magnetic Moment(μB) | — | µB | — | — | |
Seebeck Coefficient(S) | — | µV/K | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | — | eV/atom | — | — | |
Formation Energy(ΔHf)2 entries | — | eV/atom | — | — | |
| ↳ | — | 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.