Er3Rh — Properties & Data | MatWorld

Er3Rh

ceramic

· JVASP-21688· Er3Rh

Er₃Rh is an intermetallic ceramic compound combining erbium (a rare-earth element) with rhodium (a noble transition metal), likely investigated for high-temperature structural and functional applications. This material belongs to the family of rare-earth–transition-metal intermetallics, which are primarily of research and developmental interest rather than established industrial production. Er₃Rh and related compounds are explored for potential use in extreme-environment applications where thermal stability, oxidation resistance, and controlled electronic properties are valued, though practical engineering adoption remains limited compared to conventional refractory ceramics or superalloys.

High-temperature structural materials (research phase)Oxidation-resistant coatingsThermoelectric applicationsAerospace propulsion components (experimental)Materials with tailored thermal properties

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3577	lb/in³	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	0.000404	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000378	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	4.987	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	6.210	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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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.5812	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.

Er3Rh

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental