K2NiAs2

metal

· JVASP-10542· K2NiAs2

K2NiAs2 is an intermetallic compound combining potassium, nickel, and arsenic in a stoichiometric ratio, belonging to the class of ternary metal arsenides. This is a research-phase compound with limited commercial deployment; materials in this chemical family are typically investigated for specialized electronic, thermoelectric, or catalytic applications where the unique electronic structure arising from transition metal-main group combinations offers potential advantages over conventional alloys.

thermoelectric devices (research)solid-state electronic componentshigh-temperature catalysis (experimental)semiconductor device researchintermetallic compound studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	25.51	GPa	—
Poisson's Ratio(ν)	0.2700	-	—
Shear Modulus(G)	14.83	GPa	—

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

Property	Value	Unit	Conditions	Source
Density(ρ)	3.642	kg/m³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)	0.1630	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	-169.2	µV/K	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.4797	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.

K2NiAs2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control