KEuAsS4

semiconductor

· KEuAsS4

KEuAsS₄ is a quaternary chalcogenide semiconductor compound combining potassium, europium, arsenic, and sulfur elements. This is a research-phase material within the broader family of multinary sulfide semiconductors, designed to explore novel optoelectronic and photovoltaic properties through rare-earth doping. While not yet established in mainstream industrial production, materials in this chemical family are investigated for photovoltaic conversion, infrared sensing, and light-emitting applications where rare-earth incorporation can provide unique bandgap tuning and luminescent characteristics unavailable in simpler binary or ternary semiconductors.

photovoltaic researchinfrared detectorsrare-earth optoelectronicsexperimental semiconductorsbandgap engineeringluminescent materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.890	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.

KEuAsS4

Electrical Properties

Regulatory Screening

Environmental

Export Control