ScCuSn
metal· ScCuSn
ScCuSn is a ternary intermetallic compound combining scandium, copper, and tin—a research-phase alloy system studied for its potential mechanical properties and stiffness characteristics. This material lies in the copper-tin-rare-earth family, which has been explored primarily in academic and advanced materials research rather than established commercial production. Engineers would consider this compound for applications requiring lightweight structural rigidity or specialized functional properties where scandium's strengthening effects and copper-tin's metallurgical heritage offer potential advantages over conventional brasses or copper alloys.
research and developmentlightweight structural compositeshigh-stiffness alloysintermetallic compoundsrare-earth copper alloysadvanced aerospace materials (conceptual)
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 12,209 | ksi | — | ||
| ↳ | 12,209 | ksi | — | ||
| ↳ | 12,734.3 | ksi | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.1106 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | ksi | — | ||
Poisson's Ratio(ν)2 entries | 0.2332 | - | — | ||
| ↳ | 0.2400 | - | — | ||
Shear Modulus(G)3 entries | 7,924.5 | ksi | — | ||
| ↳ | 7,924.5 | ksi | — | ||
| ↳ | 7,855.2 | 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) | 0.2359 | lb/in³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 93.93 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.2924 | C/m² | — | ||
Seebeck Coefficient(S) | -22.71 | 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) | -0.5617 | 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.