BeAs

ceramic
· JVASP-114598· BeAs

BeAs is a beryllium arsenide ceramic compound belonging to the III-V semiconductor family, synthesized primarily for research and specialized applications rather than high-volume industrial production. It is investigated for optoelectronic devices, thermal management materials, and high-frequency semiconductor applications where the combination of beryllium's low density and arsenic's semiconductor properties offers potential advantages. BeAs remains largely experimental; its development is motivated by the need for wide-bandgap semiconductors and materials with exceptional thermal conductivity in extreme environments, though toxicity concerns and manufacturing complexity limit its adoption compared to more mature ceramic and semiconductor alternatives.

High-frequency semiconductor researchThermal management substratesWide-bandgap optoelectronicsExperimental compound semiconductorsSpace/aerospace applicationsResearch prototyping

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
69.48
GPa—
Shear Modulus(G)
32.85
GPa—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
3.808
kg/m³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.000
eV—
Magnetic Moment(μB)
0.000
µB—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.000
eV/atom—
Formation Energy(ΔHf)
-0.02129
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.