Al1 Hf1 Au2

semiconductor

· Al1 Hf1 Au2

Al₁Hf₁Au₂ is an intermetallic compound combining aluminum, hafnium, and gold in a fixed stoichiometric ratio, classified as a semiconductor material. This is a research-phase compound rather than an established commercial alloy; intermetallics of this type are investigated for their potential in high-temperature applications, electronic devices, and advanced materials where hafnium's refractory properties and gold's conductivity can be leveraged in a chemically stable matrix. The combination of these three elements suggests exploration of thermal stability, electrical or thermal transport properties, or specialized electronic function in niche aerospace, electronics, or materials science contexts.

research semiconductorshigh-temperature electronic devicesintermetallic compoundsaerospace materials developmentthermoelectric applicationsspecialized electronic functions

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	146.3	GPa	—
Shear Modulus(G)	25.28	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01820	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5250	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 Hf1 Au2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control