Cu5 Er1

semiconductor

· Cu5 Er1

Cu5Er1 is an experimental copper-erbium intermetallic compound or alloy system, representing a binary phase in the Cu-Er material family with potential semiconductor or electronic material applications. While not widely commercialized, copper-rare earth compounds are of research interest for their potential use in high-temperature superconductors, magnetoelectric devices, and advanced electronic components where the combination of copper's excellent electrical conductivity and erbium's magnetic and thermal properties may offer unique functional benefits. The material's practical adoption depends on thermal stability, processability, and cost-effectiveness relative to established alternatives in its target application space.

research semiconductorshigh-temperature materialsrare-earth intermetallicsmagnetoelectric deviceselectronic components (experimental)materials characterization studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01000	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.2230	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.

Cu5 Er1

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control