Y2Al3Si2 is an intermetallic compound combining yttrium, aluminum, and silicon, belonging to the rare-earth metal silicide family. This material is primarily of research and development interest for high-temperature structural applications where exceptional stiffness and thermal stability are critical. Its potential lies in aerospace and advanced energy sectors seeking lightweight, rigid materials that maintain performance at elevated temperatures, though industrial adoption remains limited compared to established superalloys and ceramic matrix composites.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 12,483.6 | ksi | — | ||
| ↳ | 12,483.6 | ksi | — | ||
| ↳ | 12,107.8 | ksi | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.1923 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | ksi | — | ||
Poisson's Ratio(ν)2 entries | 0.1996 | - | — | ||
| ↳ | 0.2000 | - | — | ||
Shear Modulus(G)3 entries | 9,377.8 | ksi | — | ||
| ↳ | 9,377.8 | ksi | — | ||
| ↳ | 9,257.8 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1390 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | 11.13 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.5624 | eV/atom | — |