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
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | kg/m³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — | |
Magnetic Moment(μB) | — | µB | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | — | eV/atom | — | — | |
Formation Energy(ΔHf) | — | 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.