Er1 Au1

semiconductor

· Er1 Au1

Er1Au1 is an intermetallic compound combining erbium and gold in a 1:1 atomic ratio, belonging to the rare-earth–noble-metal intermetallic family. This material is primarily of research interest rather than established industrial production, studied for potential applications in high-temperature electronics, thermoelectric devices, and specialized semiconductor applications that exploit rare-earth electronic properties combined with gold's stability and conductivity.

rare-earth intermetallics researchhigh-temperature semiconductor applicationsthermoelectric device developmentspecialized electronicsexperimental materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00330	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.9500	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.

Er1 Au1

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control