Sm12 Co4
semiconductor· Sm12 Co4
Sm₁₂Co₄ is an intermetallic compound combining samarium (a rare-earth element) with cobalt, belonging to the family of rare-earth–transition metal phases used primarily in permanent magnet applications. This material is notable for its potential in high-temperature magnetic systems and energy storage devices where superior coercivity and Curie temperature are required compared to conventional ferrite or alnico magnets. Engineers select rare-earth cobalt intermetallics like Sm₁₂Co₄ for demanding aerospace, automotive, and industrial applications where thermal stability and magnetic performance cannot be compromised, though cost and raw material availability remain key trade-off considerations.
permanent magnetshigh-temperature magnetic applicationsaerospace actuatorsautomotive sensorsenergy storage systemsrare-earth magnetic materials research
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | — | 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.