Y(Al2Cu)4 — Properties & Data | MatWorld

Y(Al2Cu)4

Name: Y(Al2Cu)4
Brand: MatWorld

metal

· Y(Al2Cu)4

Y(Al₂Cu)₄ is an intermetallic compound combining yttrium with aluminum and copper, belonging to the rare-earth intermetallic family. This material is primarily of research interest for high-temperature structural applications and advanced aerospace components, where the combination of light weight and high-temperature stability offered by yttrium-containing intermetallics could provide performance advantages over conventional aluminum alloys. The material's potential lies in strengthening mechanisms that rare-earth elements provide to aluminum-copper base systems, though industrial adoption remains limited compared to mature aerospace alloys.

high-temperature aerospace structuresintermetallic research materialslightweight structural alloysexperimental casting alloysthermal barrier applicationsadvanced metallurgical research

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	100.8	GPa	DFT
↳	100.8	GPa	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.03580	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	Pa	DFT · PBE
Poisson's Ratio(ν)	0.2511	-	DFT · PBE
Shear Modulus(G)2 entries	60.16	GPa	DFT
↳	60.16	GPa	DFT · PBE

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	Measured

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

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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.

Y(Al2Cu)4

Mechanical Properties

Electrical Properties

Regulatory Screening

Environmental

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