LiAl2Ir — Properties & Data | MatWorld

LiAl2Ir

metal

· LiAl2Ir

LiAl₂Ir is an intermetallic compound combining lithium, aluminum, and iridium, belonging to the family of ternary metallic systems. This material is primarily of research and development interest rather than established in high-volume industrial production, with potential applications in advanced aerospace and high-temperature structural applications where the combination of light element (lithium, aluminum) with a refractory metal (iridium) may offer tailored stiffness and density characteristics. Engineers would consider this compound in exploratory projects seeking novel intermetallic phases with tuned elastic properties or as a candidate for specialized coatings, catalytic systems, or structural composites where iridium's corrosion resistance and high melting point complement aluminum's lightweight properties.

aerospace researchhigh-temperature intermetallicsstructural composites developmentcatalytic applicationscorrosion-resistant coatingsadvanced materials exploration

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)3 entries	19,574.3	ksi	DFT
↳	19,735.3	ksi	DFT · OptB88vdW
↳	19,574.3	ksi	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	3.865	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	ksi	DFT · PBE
Poisson's Ratio(ν)2 entries	0.3000	-	DFT · OptB88vdW
↳	0.3196	-	DFT · PBE
Shear Modulus(G)3 entries	8,025.4	ksi	DFT
↳	10,787.9	ksi	DFT · OptB88vdW
↳	8,025.4	ksi	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.

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Property	Value	Unit	Conditions	Source
Density(ρ)	0.2750	lb/in³	DFT · OptB88vdW

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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	2.700e-7	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	3.700e-7	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-0.1600	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-0.1900	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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.7758	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

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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.

LiAl2Ir

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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