ErSnAu — Properties & Data | MatWorld

ErSnAu

Name: ErSnAu
Brand: MatWorld

metal

· ErSnAu

ErSnAu is a ternary intermetallic compound combining erbium (a rare earth element), tin, and gold. This material belongs to the family of rare-earth-based metallic compounds and appears to be primarily a research or specialized material rather than a mainstream industrial alloy. The combination of these elements suggests potential applications in high-performance scenarios where the properties of rare earths—such as electronic or magnetic characteristics—can be leveraged, possibly in conjunction with the corrosion resistance and workability that gold and tin can impart.

rare-earth intermetallicsresearch compoundselectronic materialsspecialized metallurgyhigh-performance alloysmaterials discovery

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	86.77	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	40.96	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	10.80	kg/m³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)3 entries	0.000	eV	Measured
↳	0.05300	eV	DFT · OptB88vdW
↳	0.09600	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	26.99	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	26.64	-	DFT · OptB88vdW
↳	63.68	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.03339	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00186	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00109	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-139.1	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	114	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	5.840	%	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.

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)	-0.8621	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.

ErSnAu

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

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