Ba1 Ag2 Ge1 Se4
semiconductor· Ba1 Ag2 Ge1 Se4
Ba₁Ag₂Ge₁Se₄ is a quaternary chalcogenide semiconductor composed of barium, silver, germanium, and selenium. This is a research-phase compound rather than an established industrial material, belonging to the ternary/quaternary chalcogenide family that shows potential for nonlinear optical, photovoltaic, or infrared applications due to the wide bandgap and heavy-element composition typical of such systems. Engineers evaluating this material should recognize it as exploratory; interest would center on fundamental optoelectronic properties or crystal engineering rather than established high-volume manufacturing.
infrared optics researchnonlinear optical crystalsphotovoltaic device developmentwide-bandgap semiconductorscrystal growth studiesexploratory materials
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | — | eV/atom | — | — |
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
Export Control
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.