AgGaGeS4

semiconductor
· AgGaGeS4

AgGaGeS₄ is a quaternary semiconductor compound composed of silver, gallium, germanium, and sulfur, belonging to the family of chalcogenide semiconductors. This material is primarily of research and developmental interest for infrared (IR) optics and nonlinear optical applications, where its wide bandgap and high transparency in the mid-to-far IR spectral regions make it attractive for windows, lenses, and wavelength conversion devices. Engineers consider AgGaGeS₄ where conventional IR materials (ZnSe, diamond) are cost-prohibitive or where its specific nonlinear coefficients enable efficient frequency mixing; however, it remains an emerging compound with limited commercial availability compared to mature semiconductor alternatives.

infrared optics and windowsnonlinear optical frequency conversionlaser systems (mid-IR)research-phase photonicschalcogenide semiconductor development

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Band Gap(Eg)
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eV——
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.