K2AgSnSe4

semiconductor

· K2AgSnSe4

K2AgSnSe4 is a quaternary semiconductor compound combining potassium, silver, tin, and selenium in a single phase material. This is a research-stage compound belonging to the family of multinary semiconductors, which are of interest for photovoltaic and optoelectronic applications due to their tunable bandgaps and potentially favorable optical properties. While not yet widely commercialized, materials in this class are being explored as alternatives to conventional semiconductors for next-generation solar cells and infrared detection systems, where the combination of multiple cationic sites offers flexibility in electronic structure engineering.

photovoltaic researchsemiconductor bandgap engineeringinfrared optoelectronicsthin-film solar cellsquaternary compound developmentmaterials discovery

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.800	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.

K2AgSnSe4

Electrical Properties

Regulatory Screening

Environmental

Export Control