Er1 Au2

semiconductor

· Er1 Au2

Er₁Au₂ is an intermetallic compound combining erbium (a rare earth element) with gold, belonging to the semiconductor class of materials. This compound is primarily of research and development interest rather than established in high-volume production, being studied for potential applications leveraging the electronic properties that arise from rare earth–noble metal interactions. The material represents an experimental system within the broader family of rare earth–transition metal intermetallics, which are investigated for their unique electronic, magnetic, and structural characteristics that differ significantly from their constituent elements.

rare earth intermetallics researchsemiconductor compound developmentelectronic materials explorationthin-film deposition studiesfundamental materials characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	111.7	GPa	—
Shear Modulus(G)	45.19	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00180	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.9490	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 Au2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control