KSb5S8

semiconductor

· KSb5S8

KSb₅S₈ is a quaternary sulfide semiconductor compound combining potassium, antimony, and sulfur in a layered crystal structure. This material belongs to the family of metal chalcogenides and is primarily investigated in research settings for optoelectronic and energy conversion applications due to its tunable bandgap and potential for efficient light absorption. Its anisotropic crystal structure and relatively high charge carrier mobility make it of interest for next-generation photovoltaic devices and infrared detectors, though commercial applications remain limited compared to more established semiconductors.

Thin-film photovoltaics (research)Infrared photodetectorsOptoelectronic devicesThermoelectric materials (research)Visible/near-IR light absorptionMaterials science research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.820	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.

KSb5S8

Electrical Properties

Regulatory Screening

Environmental

Export Control