K2FeGe3Se8

semiconductor

· K2FeGe3Se8

K2FeGe3Se8 is a quaternary semiconductor compound combining potassium, iron, germanium, and selenium in a layered crystal structure. This material belongs to the family of metal chalcogenides and is primarily of research and development interest rather than established commercial production. The compound is investigated for potential applications in thermoelectric energy conversion, nonlinear optics, and solid-state electronics where its layered structure and mixed-metal composition could enable tunable electronic and optical properties distinct from simpler binary or ternary semiconductors.

thermoelectric devicesnonlinear optical systemssolid-state researchenergy conversionoptoelectronic prototypingmaterials characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.950	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.

K2FeGe3Se8

Electrical Properties

Regulatory Screening

Environmental

Export Control