K12 As4 Se16

semiconductor
· K12 As4 Se16

K₁₂As₄Se₁₆ is a mixed-valence arsenic selenide compound belonging to the family of chalcogenide semiconductors, where arsenic and selenium form the primary anionic framework with potassium as a structural cation. This material is primarily investigated in solid-state chemistry and materials research rather than established commercial production, with potential applications in next-generation semiconducting or ionic-conducting devices that exploit its layered crystal structure and mixed-oxidation-state chemistry. Engineers considering this compound should recognize it as an exploratory material for niche applications requiring chalcogenide-based functionality, such as all-solid-state batteries or alternative semiconductor platforms, rather than as a mature engineering material with established production routes.

experimental semiconductor researchsolid-state battery electrolyteschalcogenide photonicsionic conductor developmentmaterials database compoundsnext-generation electronics prototyping

Compliance & Regulations

?ITAR?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Band Gap(Eg)
—
eV——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
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eV/atom——
Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

Export Control

Quality & Standards

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.