BeCrIr₂ is an experimental intermetallic compound combining beryllium, chromium, and iridium in a high-density metallic matrix. This material belongs to the family of refractory intermetallics and is primarily of research interest rather than established industrial production, with potential applications in extreme-environment engineering where very high stiffness, thermal stability, and corrosion resistance are simultaneously required. The combination of beryllium's low density contribution with the high-temperature and corrosion-resistant properties of chromium and iridium makes it a candidate for advanced aerospace and nuclear applications, though processing and toxicity concerns associated with beryllium limit its practical adoption compared to conventional superalloys.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 34,981.7 | ksi | — | ||
Poisson's Ratio(ν) | 0.3600 | - | — | ||
Shear Modulus(G) | 11,558.1 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.5244 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 1.649 | µB | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.1316 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.1578 | eV/atom | — |