LuFe2 — Properties & Data | MatWorld

LuFe2

Name: LuFe2
Brand: MatWorld

metal

· LuFe2

LuFe2 is an intermetallic compound composed of lutetium and iron, belonging to the rare-earth iron intermetallic family. This material is primarily of research and development interest rather than established industrial production, with applications explored in magnetic devices, high-strength structural composites, and specialized alloy systems that leverage rare-earth–transition metal interactions. Engineers consider LuFe2 and similar compounds when designing systems requiring exceptional stiffness-to-weight ratios, magnetic properties, or extreme temperature stability, though commercial adoption remains limited due to cost, scarcity of lutetium, and processing challenges.

rare-earth alloysmagnetic device componentshigh-modulus compositesresearch metallurgyspecialty structural materialsintermetallic compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	140.8	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.4000	-	DFT · OptB88vdW
Shear Modulus(G)	33.76	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	10.69	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)	5.753	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000792	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000772	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-18.25	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-18.05	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.

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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-0.2294	eV/atom	DFT · OptB88vdW
↳	-0.03730	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

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.

LuFe2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control