Np3Al

metal
· JVASP-18855· Np3Al

Np3Al is an intermetallic compound in the neptunium-aluminum system, representing a specialized actinide alloy used primarily in nuclear materials research and development. This material is encountered mainly in experimental and laboratory contexts rather than widespread industrial production, owing to neptunium's restricted availability and radioactive hazards. It is studied for its potential applications in advanced nuclear fuel development, material property characterization of actinide systems, and fundamental research into phase behavior and mechanical behavior of transuranium intermetallics.

nuclear fuel researchactinide metallurgyhigh-density materials developmentphase diagram studiestransuranium alloy characterizationnuclear materials science

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
10,703.8
ksi
Poisson's Ratio(ν)
0.3600
-
Shear Modulus(G)
5,473.7
ksi
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
0.5087
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.000
eV
Seebeck Coefficient(S)
11.49
µV/K
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.3423
eV/atom
Formation Energy(ΔHf)
0.04224
eV/atom
Verified Unverified Low confidence (<80%) Link to source

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.