S4 Ga2 Ag2

semiconductor

· S4 Ga2 Ag2

S4Ga2Ag2 is a quaternary semiconductor compound combining sulfur, gallium, and silver elements, representing an emerging material in the narrow-bandgap and mixed-metal chalcogenide family. This compound is primarily of research and developmental interest for optoelectronic and photovoltaic applications where its unique electronic structure may enable efficient light absorption or charge transport across specific wavelength ranges. Engineers evaluating this material should note it remains largely experimental; adoption would depend on demonstrated advantages in efficiency, cost, or performance stability compared to established III-V semiconductors (GaAs, InP) or perovskite alternatives.

experimental photovoltaicsnarrow-bandgap optoelectronicsinfrared detectorsmixed-metal semiconductor researchthin-film solar cellsnonlinear optical devices

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.9367	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5500	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.

S4 Ga2 Ag2

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control