NpFe2 — Properties & Data | MatWorld

NpFe2

metal

· JVASP-16513· NpFe2

NpFe₂ is an intermetallic compound combining neptunium and iron, belonging to the Laves phase family of binary metallic compounds. This material is primarily of research and academic interest rather than established industrial production, studied for its magnetic and structural properties within the broader context of actinide metallurgy and nuclear materials science. Engineers and researchers investigating advanced nuclear fuel cycles, magnetic materials derived from actinides, or high-density metallic systems may encounter this compound in specialized literature, though practical engineering applications remain limited due to neptunium's restricted availability and nuclear regulatory constraints.

nuclear materials researchactinide metallurgyexperimental magnetic compoundshigh-density metal systemsfundamental materials characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.5228	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	1.068	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000121	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000124	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	10.84	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	10.96	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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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.1124	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.

NpFe2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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