NpSi2Au2

metal
· JVASP-17620· NpSi2Au2

NpSi2Au2 is an intermetallic compound combining neptunium, silicon, and gold in a defined stoichiometric ratio, representing a rare-earth or actinide-based metallic system. This is fundamentally a research material rather than a commercial alloy; such ternary intermetallics are typically investigated for their unique electronic, magnetic, or structural properties in specialized metallurgical studies. The material would be of interest to nuclear materials scientists, condensed matter physicists, and materials researchers exploring advanced intermetallic phases, though practical industrial applications remain limited to laboratory and fundamental research contexts.

nuclear materials researchactinide intermetallicscondensed matter physicshigh-performance alloy developmentexperimental metallurgymaterials characterization studies

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
16,957.8
ksi
Poisson's Ratio(ν)
0.3800
-
Shear Modulus(G)
4,454.1
ksi
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
0.4380
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.000
eV
Magnetic Moment(μB)
3.992
µB
Seebeck Coefficient(S)
-26.57
µV/K
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.000
eV/atom
Formation Energy(ΔHf)
-0.2493
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.