Al2 As2

semiconductor

· Al2 As2

Al₂As₂ is a III-V semiconductor compound composed of aluminum and arsenic elements, belonging to the family of aluminum arsenides used in optoelectronic and high-frequency device research. This material is primarily investigated in laboratory and developmental contexts for potential applications in integrated photonics, high-electron-mobility transistors (HEMTs), and wide-bandgap semiconductor devices where its electronic properties may offer advantages over more common III-V compounds. Engineers consider Al₂As₂ when designing next-generation RF circuits, quantum devices, or heterostructure systems that require specific band-alignment characteristics unavailable in conventional GaAs or AlGaAs platforms.

high-frequency RF/microwave devicesoptoelectronic heterostructuresresearch-grade semiconductorsquantum device platformswide-bandgap electronicsintegrated photonics development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	9,985	ksi	—
Shear Modulus(G)	5,834.4	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.808	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5690	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.

Al2 As2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control