NbAlNi2 — Properties & Data | MatWorld

NbAlNi2

Name: NbAlNi2
Brand: MatWorld

metal

· NbAlNi2

NbAlNi2 is an intermetallic compound combining niobium, aluminum, and nickel, representing a research-phase material in the family of refractory and high-temperature intermetallics. This composition is of interest in materials science for potential applications requiring combinations of high stiffness, thermal stability, and lightweight characteristics, though it remains primarily in experimental development rather than established industrial production. The material's notable feature set makes it a candidate for aerospace and high-temperature engineering applications where conventional superalloys or titanium aluminides might be constrained by weight or cost.

High-temperature aerospace componentsResearch intermetallicsRefractory applicationsLightweight structural alloysExperimental turbine materialsAdvanced casting research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	183.0	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3800	-	DFT · OptB88vdW
Shear Modulus(G)	52.60	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	7.285	kg/m³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000177	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000188	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	8.030	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	8.240	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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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-0.4415	eV/atom	DFT · OptB88vdW
↳	-0.4001	eV/atom	Measured

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.

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

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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.

NbAlNi2

Mechanical Properties

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Other Properties

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