HeSb5
ceramic· JVASP-132775· HeSb5
HeSb5 is an intermetallic ceramic compound in the rare-earth pnictide family, combining helium-like bonding characteristics with antimony in a defined stoichiometric ratio. This material remains largely in the research and development phase, with investigation focused on understanding its electronic and thermal properties for potential thermoelectric and high-temperature structural applications. Its primary appeal lies in exploring novel intermetallic phases that may offer improved performance in demanding thermal environments where conventional ceramics or metallic alloys reach their limits.
thermoelectric researchhigh-temperature materials developmentintermetallic compoundssolid-state physicsexperimental semiconductorsmaterials characterization
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | lb/in³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — | |
Magnetic Moment(μB) | — | µB | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | — | eV/atom | — | — | |
Formation Energy(ΔHf) | — | eV/atom | — | — |
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
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.