TaPt3 — Properties & Data | MatWorld

TaPt3

Name: TaPt3
Brand: MatWorld

metal

· TaPt3

TaPt3 is an intermetallic compound composed of tantalum and platinum in a 1:3 stoichiometric ratio, belonging to the refractory metal alloy family. This material exhibits high density and significant elastic stiffness, making it of interest in research contexts for high-temperature and extreme-environment applications. While not yet established in mainstream industrial production, TaPt3 represents the broader class of platinum-group intermetallics studied for aerospace, catalytic, and specialized high-performance applications where exceptional corrosion resistance and thermal stability are critical.

high-temperature structural applicationsaerospace research and developmentcatalytic surfacesextreme environment componentsrefractory metal researchcorrosion-resistant coatings

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	261.5	GPa	DFT
↳	264.8	GPa	DFT · OptB88vdW
↳	261.5	GPa	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.6285	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	Pa	DFT · PBE
Poisson's Ratio(ν)2 entries	0.3500	-	DFT · OptB88vdW
↳	0.3456	-	DFT · PBE
Shear Modulus(G)3 entries	90.02	GPa	DFT
↳	95.07	GPa	DFT · OptB88vdW
↳	90.02	GPa	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.

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

Property	Value	Unit	Conditions	Source
Density(ρ)	19.92	kg/m³	DFT · OptB88vdW

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

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Method

Property	Unit	Conditions
Band Gap(Eg)2 entries	eV	Measured
↳	eV	DFT · OptB88vdW
Magnetic Moment(μB)	µB	DFT · OptB88vdW

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

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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.01690	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-0.7149	eV/atom	DFT · OptB88vdW
↳	-0.2187	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

Environmental

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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.

TaPt3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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