Er5Ge3 — Properties & Data | MatWorld

Er5Ge3

Name: Er5Ge3
Brand: MatWorld

ceramic

· Er5Ge3

Er₅Ge₃ is an intermetallic ceramic compound combining erbium (a rare-earth element) with germanium, forming a refractory ceramic material. This compound is primarily of research and specialized industrial interest, studied for high-temperature applications where rare-earth intermetallics offer thermal stability and potential wear resistance. It belongs to a family of rare-earth germanides explored for advanced thermal management, nuclear applications, and high-temperature structural contexts where conventional oxides or silicates are insufficient.

high-temperature ceramics researchrare-earth intermetallicsnuclear fuel cladding studiesthermal barrier coatings developmentrefractory applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3302	lb/in³	DFT · OptB88vdW

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

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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	0.00179	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00184	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-52.92	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-55.17	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	-0.8246	eV/atom	DFT · OptB88vdW
↳	-0.9908	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

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.

Er5Ge3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental