Er3Cu4Ge4

metal

· JVASP-151404· Er3Cu4Ge4

Er3Cu4Ge4 is an intermetallic compound composed of erbium, copper, and germanium, belonging to the rare-earth metal family. This material is primarily of research and academic interest rather than established in commercial production, with potential applications in thermoelectric devices and magnetic materials research where rare-earth intermetallics are investigated for their unique electronic and thermal properties. Engineers considering this compound should recognize it as an experimental material whose viability depends on specific performance requirements that justify the complexity of synthesis and the cost associated with rare-earth elements.

thermoelectric researchrare-earth intermetallicsmaterials characterization studiesmagnetic properties investigationexperimental semiconductorssolid-state physics applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	9.139	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)	0.000100	eV/atom	—
Formation Energy(ΔHf)	-0.6464	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.

Er3Cu4Ge4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control