Ba2GeTe2Se2
ceramic· JVASP-85234· Ba2GeTe2Se2
Ba₂GeTe₂Se₂ is a mixed-chalcogenide ceramic compound combining barium, germanium, tellurium, and selenium in a layered crystal structure. This is a research-stage material being investigated for optoelectronic and thermoelectric applications, where the combination of heavy elements and adjustable band gaps offers potential advantages over conventional semiconductors. The material family is of particular interest for mid-infrared photonics and solid-state energy conversion, though industrial adoption remains limited and ongoing studies focus on synthesis optimization and property characterization.
Mid-infrared optics and detectorsThermoelectric power generationResearch and developmentPhotonic materialsSemiconductor compoundsBand gap engineering
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | lb/in³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — | |
Magnetic Moment(μB) | — | µB | — | — |
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.