ErAg2

Name: ErAg2
Brand: MatWorld

metal

· ErAg2

ErAg2 is an intermetallic compound combining erbium (a rare-earth element) with silver in a 1:2 stoichiometric ratio. This material belongs to the rare-earth–transition metal intermetallic family, which exhibits unique combinations of mechanical and thermal properties due to the strong metallic bonding between the lanthanide and noble metal components. ErAg2 remains primarily a research material rather than a commodity in widespread industrial production; it is studied for specialized high-performance applications where the synergistic properties of erbium and silver offer advantages over conventional alloys.

high-temperature intermetallic researchthermal management compoundsrare-earth metallurgy studieselectrical contact materials (potential)advanced aerospace materials (experimental)quantum and materials science research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	12,467.4	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3200	-	DFT · OptB88vdW
Shear Modulus(G)	5,498.4	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3694	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	0.0000200	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000145	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	2.073	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	1.773	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.

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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-0.3734	eV/atom	DFT · OptB88vdW
↳	-0.2487	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

Export Control

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.

ErAg2 — Properties & Data | MatWorld

ErAg2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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