HfNbO4 — Properties & Data | MatWorld

HfNbO4

ceramic

· JVASP-42670· HfNbO4

HfNbO4 is a mixed-metal oxide ceramic compound containing hafnium and niobium, belonging to the family of refractory oxides and complex metal oxides. This material is primarily investigated in research and advanced materials development for high-temperature applications, leveraging the exceptional thermal stability and refractory properties inherent to hafnium-based compounds. Its use remains largely experimental and specialized, with potential advantages in extreme-environment applications where conventional ceramics or single-component oxides fall short, though deployment in production systems remains limited compared to established ceramic alternatives like alumina or zirconia.

high-temperature ceramicsrefractory materials researchaerospace thermal barriersadvanced electronic substratesnuclear or extreme-environment applicationssolid-state material development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2960	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	1.990	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000304	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000271	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-23.09	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-19.37	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.09910	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.116	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

HfNbO4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental