YAl2 — Properties & Data | MatWorld

YAl2

Name: YAl2
Brand: MatWorld

metal

· YAl2

YAl2 is an intermetallic compound combining yttrium and aluminum, belonging to the rare-earth metal alloy family. This material is primarily of research and specialty engineering interest, valued in high-temperature applications and advanced materials development where lightweight properties combined with thermal stability are critical. YAl2 represents the growing class of rare-earth intermetallics being investigated for aerospace, nuclear, and next-generation structural applications where conventional aluminum alloys reach their performance limits.

High-temperature structural applicationsAerospace research materialsRare-earth intermetallic compoundsLightweight alloy developmentAdvanced composites reinforcementNuclear reactor materials research

Compliance & Regulations

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

Units:

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	79.61	GPa	DFT
↳	79.27	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2000	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	60.52	GPa	DFT
↳	60.52	GPa	DFT · OptB88vdW

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
Density(ρ)	3.869	kg/m³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000247	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000270	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	10.02	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	10.46	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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

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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-0.5639	eV/atom	DFT · OptB88vdW
↳	-0.5224	eV/atom	Measured

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

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.

YAl2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

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