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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00230	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.7310	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.

Ba1 Ag2 Ge1 Se4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control