Al1 Cr3 B4

semiconductor

· Al1 Cr3 B4

Al₁Cr₃B₄ is an intermetallic compound combining aluminum, chromium, and boron—a ceramic-class material that belongs to the family of transition metal borides and aluminides. This is primarily a research-phase material studied for its potential in high-temperature structural applications, where the combination of light weight (aluminum) and refractory properties (chromium boride) could offer advantages over conventional superalloys. Development remains limited to laboratory and early-stage evaluation, as industrial deployment would depend on demonstrating superior thermal stability, oxidation resistance, and mechanical reliability compared to established alternatives like nickel superalloys or ceramic matrix composites.

high-temperature structural researchaerospace applications (experimental)refractory materials developmentlightweight intermetallic explorationthermal barrier candidate materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00190	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4110	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 Cr3 B4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control