Al1 Si2 Er2

semiconductor

· Al1 Si2 Er2

Al₁Si₂Er₂ is an intermetallic compound combining aluminum, silicon, and erbium—a rare-earth element—that functions as a semiconductor material. This composition represents an experimental or specialized research compound rather than a widely commercialized engineering material; such rare-earth-doped aluminum silicides are investigated for potential applications in high-temperature electronics, photonics, and thermal management where conventional semiconductors reach performance limits. The erbium dopant can introduce luminescent or magnetic properties useful in optoelectronic devices, though practical deployment remains limited to specialized research and development contexts.

High-temperature electronicsRare-earth optoelectronicsThermal management researchPhotonic device researchSpecialized semiconductor applicationsLaboratory/experimental compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	13,329	ksi	—
Shear Modulus(G)	8,766.1	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01300	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.6950	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.

Al1 Si2 Er2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control