Nb3Pt — Properties & Data | MatWorld

Nb3Pt

metal

· Nb3Pt

Nb3Pt is an intermetallic compound combining niobium and platinum in a 3:1 stoichiometric ratio, forming a metallic material with high stiffness and density. This material belongs to the refractory intermetallic family and is primarily of research and specialized industrial interest rather than a commodity material. Nb3Pt is investigated for high-temperature structural applications, aerospace propulsion systems, and electronic device contacts where exceptional hardness, chemical stability, and thermal resistance are critical; however, it remains largely experimental due to processing challenges and cost, making it relevant mainly for advanced engineering scenarios where conventional superalloys or refractory metals prove insufficient.

high-temperature aerospace structuresturbine engine componentselectronic contacts and interconnectswear-resistant coatingsresearch and development applicationsrefractory intermetallics

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)3 entries	30,054.2	ksi	DFT
↳	30,530.4	ksi	DFT · OptB88vdW
↳	30,054.2	ksi	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.6809	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	ksi	DFT · PBE
Poisson's Ratio(ν)2 entries	0.3300	-	DFT · OptB88vdW
↳	0.3285	-	DFT · PBE
Shear Modulus(G)3 entries	11,642.4	ksi	DFT
↳	12,783.6	ksi	DFT · OptB88vdW
↳	11,642.4	ksi	DFT · PBE

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
Density(ρ)	0.4030	lb/in³	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	0.000700	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000603	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-23.45	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-21.83	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.3891	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

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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.

Nb3Pt

Mechanical Properties

Physical Properties

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