Be2TeSe

ceramic
· JVASP-72570· Be2TeSe

Be₂TeSe is an experimental mixed-anion ceramic compound combining beryllium with tellurium and selenium, belonging to the family of wide-bandgap semiconductors and ceramics under research for optoelectronic and photonic applications. This material remains primarily in the research phase, investigated for its potential in infrared optics, nonlinear optical devices, and high-energy photon detection where the combination of light elements with heavy chalcogens offers unusual electronic properties. Engineers would consider this compound for next-generation detector systems or specialized optical windows where conventional materials (sapphire, zinc selenide, diamond) may be cost-prohibitive or lack the required spectral response, though material availability and processing maturity are currently limiting factors for production deployment.

infrared opticsnonlinear optical devicesphoton detectorsresearch semiconductorswide-bandgap electronicsoptical windows

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
ksi
Shear Modulus(G)
ksi
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Magnetic Moment(μB)
µB
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
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.
Be2TeSe — Properties & Data | MatWorld