ErCu4Ag

metal

· JVASP-93908· ErCu4Ag

ErCu4Ag is a ternary intermetallic compound combining erbium, copper, and silver, belonging to the rare-earth copper alloy family. This material is primarily of research and development interest rather than established industrial production, with potential applications in specialized electromagnetic, thermal management, and advanced alloy systems where rare-earth strengthening and high-temperature stability are advantageous. Engineers would consider this compound in contexts requiring novel properties from rare-earth additions, though it remains largely experimental compared to conventional copper alloys or established rare-earth intermetallics.

rare-earth intermetallics researchhigh-temperature copper alloyselectromagnetic device developmentthermal management materialsadvanced alloy system prototyping

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	9.752	kg/m³	—

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)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.2694	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.

ErCu4Ag

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control