ErNb

metal

· JVASP-129344· ErNb

ErNb is an intermetallic compound combining erbium (a rare-earth element) with niobium (a refractory metal), forming a hard, dense metallic phase. This material is primarily of research and specialized industrial interest rather than a commodity engineering material, explored for applications requiring high-temperature stability, hardness, or specific magnetic/electronic properties inherent to rare-earth–transition-metal combinations. ErNb and related rare-earth niobides are candidates in advanced aerospace, nuclear, and materials science contexts where extreme environmental resistance or unique functional properties justify the cost and processing complexity of rare-earth metallurgy.

High-temperature structural applicationsRefractory coatings and wear surfacesAerospace and nuclear researchRare-earth functional alloysAdvanced metallurgical research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3463	lb/in³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.4561	eV/atom	—
Formation Energy(ΔHf)	0.4543	eV/atom	—

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

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.

ErNb

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control