Be2SiSe

ceramic

· JVASP-68903· Be2SiSe

Be₂SiSe is a ternary ceramic compound combining beryllium, silicon, and selenium—a research-stage material that belongs to the family of wide-bandgap semiconductors and advanced ceramics. While not yet commercially widespread, materials in this composition space are of interest for optoelectronic and thermal management applications where the combination of low density, thermal stability, and potential semiconductor properties could offer advantages over conventional silicates or single-element alternatives.

semiconductor researchwide-bandgap optoelectronicsthermal management coatingsaerospace lightweight structuresinfrared optical materialsexperimental photovoltaic devices

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	3.670	kg/m³	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	1.030	eV/atom	—
Formation Energy(ΔHf)	0.5638	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.

Be2SiSe

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental