K3Ta2AsSe11

semiconductor

· K3Ta2AsSe11

K3Ta2AsSe11 is a complex ternary/quaternary chalcogenide semiconductor compound containing potassium, tantalum, arsenic, and selenium. This is a research-phase material studied primarily for its electronic and optical properties within the broader family of metal chalcogenides; it is not yet established in widespread commercial production. The compound's potential lies in niche optoelectronic and thermoelectric applications where layered or mixed-metal chalcogenides show promise, though it remains largely in exploratory synthesis and characterization stages rather than deployed engineering use.

experimental optoelectronicsthermoelectric researchchalcogenide semiconductorssolid-state physicsphotovoltaic materials developmentmaterials database archival

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.450	eV	—

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Regulatory Screening

Environmental

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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.

K3Ta2AsSe11

Electrical Properties

Regulatory Screening

Environmental

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