Zr4 Al2 — Properties & Data | MatWorld

Zr4 Al2

semiconductor

· Zr4 Al2

Zr₄Al₂ is an intermetallic compound combining zirconium and aluminum, classified as a semiconductor material within the zirconium-aluminum phase system. This compound is primarily investigated in research contexts for its potential in high-temperature structural applications and electronic devices, where the combination of zirconium's refractory properties and aluminum's lightweight characteristics offers potential advantages over conventional alloys. Zr₄Al₂ and related zirconium-aluminum intermetallics are of interest in aerospace and materials research communities for thermal barrier coatings, electronics packaging, and advanced composite matrices, though industrial adoption remains limited compared to more established intermetallic systems like nickel aluminides.

high-temperature aerospace applicationsintermetallic research and developmentthermal barrier coatingselectronics packaging materialsadvanced composite matricesrefractory compound development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	103.3	GPa	DFT · OptB88vdW
Shear Modulus(G)	52.61	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00430	eV	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3630	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

Zr4 Al2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control