K2Sb8Se3

semiconductor

· K2Sb8Se3

K2Sb8Se3 is a mixed-valence metal chalcogenide compound belonging to the antimony selenide family of semiconductors. This is a research-phase material that combines potassium, antimony, and selenium in a complex stoichiometry, positioning it within the broader class of layered or cluster-based semiconductors under investigation for optoelectronic and thermoelectric applications. While not yet established in high-volume industrial production, materials in this compositional space are of interest for next-generation photovoltaics, infrared sensing, and solid-state thermoelectric devices where band gap engineering and low thermal conductivity are advantageous.

research semiconductorsthermoelectric energy conversioninfrared detectorsphotovoltaic absorbersexperimental optoelectronicsband gap engineering

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.310	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.

K2Sb8Se3

Electrical Properties

Regulatory Screening

Environmental

Export Control