KNi2Se2

metal

· JVASP-92805· KNi2Se2

KNi₂Se₂ is an intermetallic compound composed of potassium, nickel, and selenium, belonging to the class of ternary metal selenides. This material is primarily of research interest rather than established commercial production, with investigations focused on its electronic and structural properties for potential thermoelectric and solid-state device applications. The compound represents an emerging class of materials being studied for energy conversion and advanced electronic devices where layered or complex crystal structures can enable novel functionality.

thermoelectric materials researchsolid-state electronicsexperimental semiconductorsmaterials physics researchphase diagram studiesquantum materials exploration

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	45.64	GPa	—
Poisson's Ratio(ν)	0.3200	-	—
Shear Modulus(G)	19.41	GPa	—

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

Property	Value	Unit	Conditions	Source
Density(ρ)	5.214	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)	-0.5586	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.

KNi2Se2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control