In4 Si2 Ag4 Se12

semiconductor

· In4 Si2 Ag4 Se12

In₄Si₂Ag₄Se₁₂ is a quaternary semiconductor compound combining indium, silver, silicon, and selenium elements, belonging to the family of complex chalcogenide semiconductors. This material is primarily studied in research contexts for optoelectronic and thermoelectric applications, where its mixed-valence structure and potentially tunable bandgap make it of interest for converting heat to electricity or detecting infrared radiation. Compared to simpler binary or ternary semiconductors, quaternary compounds like this offer greater compositional flexibility for engineering specific electronic properties, though they remain largely in the exploratory phase outside specialized research programs.

thermoelectric power generationinfrared sensing and detectionresearch-phase optoelectronicschalcogenide semiconductor developmentsolid-state energy conversion

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.4929	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3970	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.

In4 Si2 Ag4 Se12

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control