ThNiSn — Properties & Data | MatWorld

ThNiSn

metal

· ThNiSn

ThNiSn is an intermetallic compound combining thorium, nickel, and tin, belonging to the family of ternary metal systems with potential applications in high-temperature and specialized structural contexts. This material is primarily of research and development interest rather than widespread industrial use; it is studied for its potential in nuclear fuel cladding, advanced alloy development, and high-temperature engineering applications where the combination of these elements may offer improved performance over binary systems. The thorium-based composition positions it in specialized nuclear and refractory material domains, making it relevant to engineers working on extreme-environment applications or investigating novel intermetallic strengthening mechanisms.

nuclear fuel cladding researchhigh-temperature intermetallicsthorium-based alloysmaterials research and developmentadvanced structural applicationsrefractory compound systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	100.8	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	52.36	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	9.527	kg/m³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.3230	eV	DFT · OptB88vdW
↳	0.3720	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	43.03	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	36.34	-	DFT · OptB88vdW
↳	32.54	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.01000	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.01000	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)2 entries	0.3357	C/m²	DFT · OptB88vdW
↳	0.4083	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Thermoelectric Power Factor(PF)2 entries	0.00359	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00373	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-241.9	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	304.4	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	8.640	%	DFT · TBmBJ

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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.7131	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

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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.

ThNiSn

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

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