ErNp3

ceramic

· JVASP-36086· ErNp3

ErNp3 is an intermetallic ceramic compound combining erbium and neptunium, representing a specialized material from the rare earth–actinide compound family. This material is primarily of research and advanced nuclear materials interest rather than commercial production, where it is investigated for potential applications requiring high-density phases in extreme environments, particularly within nuclear fuel cycles and materials science studies of actinide chemistry.

nuclear materials researchactinide chemistryhigh-density ceramicsadvanced fuel studiesextreme environment testingradiochemistry applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	14.94	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Seebeck Coefficient(S)	-20.27	µV/K	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.6262	eV/atom	—
Formation Energy(ΔHf)	0.3824	eV/atom	—

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

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.

ErNp3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental