ScIr2 is an intermetallic ceramic compound combining scandium and iridium, belonging to the family of refractory intermetallics. This material is primarily of research and development interest rather than established in high-volume production, with potential applications in extreme-temperature environments where conventional ceramics or superalloys reach their limits. The Ir-rich composition suggests interest in combining iridium's excellent oxidation resistance and thermal stability with scandium's lighter-weight contribution, making it notable for exploration in aerospace and high-temperature structural applications where both stiffness and thermal durability are critical.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 31,910.4 | ksi | — | ||
| ↳ | 31,910.4 | ksi | — | ||
| ↳ | 32,241.9 | ksi | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.3358 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | ksi | — | ||
Poisson's Ratio(ν)2 entries | 0.3022 | - | — | ||
| ↳ | 0.3100 | - | — | ||
Shear Modulus(G)3 entries | 14,543.6 | ksi | — | ||
| ↳ | 14,543.6 | ksi | — | ||
| ↳ | 14,689.4 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.5074 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | 14.28 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.05820 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -0.6871 | eV/atom | — | ||
| ↳ | -0.7853 | eV/atom | — |