Be2Si
ceramic· JVASP-36414· Be2Si
Be₂Si is an intermetallic ceramic compound combining beryllium and silicon, belonging to the class of lightweight refractory ceramics. This material is primarily of research and specialized aerospace interest, valued for its low density combined with high-temperature stability and stiffness, making it a candidate for applications where weight reduction is critical. Be₂Si remains largely experimental at scale due to beryllium's toxicity concerns, manufacturing complexity, and cost, but represents potential for next-generation thermal protection systems and structural applications in extreme environments where conventional composites fall short.
aerospace thermal protectionhigh-temperature structural componentslightweight refractory applicationsresearch compound developmentspace vehicle insulationadvanced composite matrices
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | kg/m³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — | |
Magnetic Moment(μB) | — | µB | — | — | |
Seebeck Coefficient(S) | — | µV/K | — | — |
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.