KCu2Se2

metal

· JVASP-56862· KCu2Se2

KCu2Se2 is a ternary intermetallic compound combining potassium, copper, and selenium—a research-phase material in the family of copper selenides and mixed-cation metal chalcogenides. This compound is not established in mainstream commercial applications; rather, it is the subject of materials science investigation for its electronic and structural properties, particularly in contexts where layered or quaternary metal-semiconductor behavior may be relevant. Engineers would consider this material primarily in experimental settings exploring next-generation semiconductors, thermoelectric applications, or novel electronic devices where mixed-valence copper and chalcogen chemistry offers tunable electronic behavior.

research and developmentexperimental semiconductorsthermoelectric materialscopper chalcogenide systemselectronic structure studiesmaterials screening for functional ceramics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	5.011	kg/m³	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.5733	eV/atom	—

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.

KCu2Se2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control