Hf1 Al3

semiconductor

· Hf1 Al3

Hf1Al3 is an intermetallic compound in the hafnium-aluminum system, representing a hard ceramic material with potential high-temperature and wear-resistant properties. This is primarily a research-phase material studied for advanced applications where extreme hardness and thermal stability are required, rather than a widely commercialized engineering material. The hafnium-aluminum intermetallic family is investigated as a candidate for ultra-high-temperature structural applications and protective coatings, offering potential advantages over conventional ceramics in damage tolerance and manufacturing flexibility.

high-temperature coatingsaerospace structural researchwear-resistant applicationsrefractory intermetallicsthermal barrier systemsadvanced ceramics research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00370	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3690	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.

Hf1 Al3

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control