Ta3Sn — Properties & Data | MatWorld

Ta3Sn

ceramic

· Ta3Sn

Ta3Sn is an intermetallic ceramic compound in the tantalum-tin system, representing a refractory ceramic material with high density and significant elastic stiffness. This material exists primarily in the research and development domain, where it is investigated for high-temperature structural applications requiring exceptional thermal stability and resistance to oxidation. The tantalum-tin intermetallic family is of particular interest for extreme environment applications where conventional ceramics or superalloys reach their performance limits.

Refractory ceramicsHigh-temperature structural materialsAerospace thermal protectionResearch intermetallicsOxidation-resistant coatingsAdvanced thermal barrier systems

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)3 entries	178.7	GPa	DFT
↳	181.0	GPa	DFT · OptB88vdW
↳	178.7	GPa	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.2859	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	Pa	DFT · PBE
Poisson's Ratio(ν)2 entries	0.4500	-	DFT · OptB88vdW
↳	0.4284	-	DFT · PBE
Shear Modulus(G)3 entries	26.86	GPa	DFT
↳	36.56	GPa	DFT · OptB88vdW
↳	26.86	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.

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Property	Value	Unit	Conditions	Source
Density(ρ)	14.63	kg/m³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00554	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00546	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	44.44	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	43.91	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)	-0.00157	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.

Ta3Sn

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental