Al4 Cu2

semiconductor

· Al4 Cu2

Al4Cu2 is an intermetallic compound in the aluminum-copper system, representing a research-phase material rather than an established commercial alloy. This compound exhibits semiconductor behavior, suggesting potential applications in electronic or photonic devices where aluminum-copper phases are being explored for novel functional properties. While not yet widely adopted in mainstream engineering, intermetallic compounds in the Al-Cu system are of interest to researchers investigating advanced materials with tailored hardness, thermal stability, and electronic properties beyond conventional aluminum alloys.

research and developmentsemiconductor applicationsintermetallic compoundselectronic deviceshigh-temperature materialscomposite reinforcement (potential)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	13,607.7	ksi	—
Shear Modulus(G)	5,800.5	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00110	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.1660	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.

Al4 Cu2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control