Sc2AlSi2
metal· Sc2AlSi2
Sc2AlSi2 is an intermetallic compound combining scandium, aluminum, and silicon, representing a lightweight metallic material from the family of rare-earth containing intermetallics. This compound is primarily of research and development interest rather than established industrial production, with potential applications in aerospace and high-temperature structural components where weight reduction and thermal stability are critical. The scandium additions are known to strengthen aluminum-based systems and improve creep resistance, making this composition relevant to advanced alloy development programs seeking next-generation lightweight materials.
aerospace structureshigh-temperature applicationslightweight materials researchadvanced alloy developmentthermal management systemsexperimental/emerging materials
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 14,723.6 | ksi | — | ||
| ↳ | 14,723.6 | ksi | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.2608 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | ksi | — | ||
Poisson's Ratio(ν) | 0.2059 | - | — | ||
Shear Modulus(G)2 entries | 10,771.9 | ksi | — | ||
| ↳ | 10,771.9 | ksi | — |
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 | |
|---|---|---|---|---|---|
Density(ρ) | 0.1182 | lb/in³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | -1.317 | µV/K | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.6962 | eV/atom | — |
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
Export Control
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.