Ag4 Sb4 S8

semiconductor

· Ag4 Sb4 S8

Ag₄Sb₄S₈ is a quaternary semiconductor compound belonging to the argyrodite family of materials, characterized by a complex crystal structure containing silver, antimony, and sulfur. This compound is primarily of research interest for thermoelectric and photovoltaic applications, where its layered structural framework and tunable electronic properties offer potential advantages over conventional semiconductors. The material represents an emerging class of compound semiconductors being investigated for solid-state cooling, waste heat recovery, and potentially optoelectronic devices in specialized temperature or radiation environments.

thermoelectric power generationsolid-state cooling devicesphotovoltaic researchion-conducting materialsexperimental semiconductorshigh-temperature electronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.2069	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.1920	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.

Ag4 Sb4 S8

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control