Hf2TaN3

ceramic

· JVASP-35884· Hf2TaN3

Hf2TaN3 is a ceramic compound belonging to the refractory metal nitride family, combining hafnium and tantalum in a ternary nitride structure. This material is primarily of research and development interest rather than established commercial production, investigated for extreme-environment applications where its high melting point and hardness are potentially valuable. The material represents the broader class of advanced ceramic nitrides being explored for ultra-high-temperature structural applications, though it remains in the experimental phase with limited industrial deployment compared to more established nitride and carbide ceramics.

refractory applicationshigh-temperature ceramicsexperimental materials researchhypersonic/extreme environmentsthermal protection systemsadvanced composite matrices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	12.81	kg/m³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	-8.793	µV/K	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.5034	eV/atom	—
Formation Energy(ΔHf)	-1.220	eV/atom	—

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

Regulatory Screening

Environmental

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.

Hf2TaN3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental