K4Ag9(SbS3)4

semiconductor

· K4Ag9(SbS3)4

K4Ag9(SbS3)4 is an experimental quaternary semiconductor compound combining potassium, silver, and antimony sulfide (SbS3) units in a fixed stoichiometric ratio. This material belongs to the broader family of mixed-metal chalcogenide semiconductors, which are of research interest for their tunable electronic and optical properties arising from the combination of dissimilar metal cations. While not yet widely deployed in commercial applications, compounds in this class are being investigated for their potential in thermoelectric energy conversion, photovoltaic devices, and solid-state ionic conductivity—areas where the structural flexibility and electronic diversity of multimetallic chalcogenides offer advantages over single-component semiconductors.

Experimental thermoelectric materialsPhotovoltaic researchSolid-state ionicsAdvanced semiconductor researchMixed-metal chalcogenide compoundsEmerging functional materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.000	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.

K4Ag9(SbS3)4

Electrical Properties

Regulatory Screening

Environmental

Export Control