ErP — Properties & Data | MatWorld

ErP

ceramic

· JVASP-20095· ErP

ErP is a ceramic compound in the rare-earth phosphate family, where erbium (Er) is the primary rare-earth constituent. This material belongs to a class of ceramics studied for high-temperature, radiation-resistant, and specialized optical or thermal applications where rare-earth dopants provide unique functional properties. ErP ceramics are primarily explored in research and advanced engineering contexts rather than high-volume production, offering potential advantages in nuclear fuel matrices, thermal barrier coatings, and photonic devices where erbium's lanthanide properties can be leveraged.

nuclear fuel systemsthermal barrier coatingsrare-earth ceramics researchhigh-temperature insulationphotonic/optical applicationsradiation-resistant matrices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	92.17	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2200	-	DFT · OptB88vdW
Shear Modulus(G)	68.14	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	7.474	kg/m³	DFT · OptB88vdW

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

Filter by

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	0.0000986	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000603	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-8.610	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-6.800	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.

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)	-1.711	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.

ErP

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental