K4Ag9Sb4S12

semiconductor

· K4Ag9Sb4S12

K4Ag9Sb4S12 is a complex quaternary sulfide semiconductor compound containing potassium, silver, antimony, and sulfur. This material belongs to the family of mixed-metal sulfides and is primarily of research interest rather than established commercial production, with potential applications in solid-state ionics and photovoltaic device development. The compound's notable feature is its mixed-valence silver and antimony coordination within a sulfide framework, which may enable ion transport or light-absorption properties relevant to next-generation semiconductor devices.

photovoltaic researchsolid-state ion conductorsthermoelectric devices (experimental)optoelectronic semiconductorsmaterials discovery

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.

K4Ag9Sb4S12

Electrical Properties

Regulatory Screening

Environmental

Export Control