BeSe2

ceramic

· JVASP-123646· BeSe2

BeSe₂ is a beryllium selenide ceramic compound belonging to the II-VI semiconductor ceramic family, characterized by wide bandgap properties and high thermal stability. This material is primarily of research and specialized industrial interest for optoelectronic and photonic applications where wide-gap semiconductors are required, particularly in UV and infrared detection systems, and potentially in high-temperature electronic devices; however, it remains less commonly deployed than alternative wide-gap ceramics due to beryllium's toxicity concerns during processing and the material's relatively limited commercial development compared to GaN or SiC alternatives.

UV/IR detectorsWide-bandgap semiconductorsOptoelectronic researchHigh-temperature electronicsPhotonic devicesResearch compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	4,995.1	ksi	—
Shear Modulus(G)	1,849.2	ksi	—

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1734	lb/in³	—

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)	0.3491	eV/atom	—
Formation Energy(ΔHf)	-0.2712	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.

BeSe2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental