Al3 Si2 Y2

semiconductor

· Al3 Si2 Y2

Al₃Si₂Y₂ is an intermetallic compound combining aluminum, silicon, and yttrium that exhibits semiconductor properties. This material belongs to the rare-earth intermetallic family and is primarily of research and development interest rather than established high-volume production. The addition of yttrium to aluminum-silicon systems offers potential for enhanced high-temperature stability and improved mechanical properties compared to conventional Al-Si phases, making it a candidate for advanced structural applications and electronic devices operating in demanding thermal environments.

high-temperature semiconductorsrare-earth intermetallics researchaerospace structural materialselectronic device substratesthermal barrier applicationsadvanced composite reinforcement

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	12,107.5	ksi	—
Shear Modulus(G)	9,257.3	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00650	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5620	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.

Al3 Si2 Y2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control