NpAl8Fe4
metal· JVASP-23783· NpAl8Fe4
NpAl8Fe4 is an intermetallic compound combining neptunium, aluminum, and iron, belonging to a family of rare-earth and actinide-based metallic systems typically explored in advanced materials research. This material represents an experimental composition studied for its potential in high-performance structural and functional applications where unusual electronic or magnetic properties derived from actinide chemistry might provide advantages over conventional alloys. Due to the presence of neptunium, practical applications are limited to specialized research, nuclear materials science, or defense-related contexts where such exotic compositions justify the handling complexities and regulatory constraints.
nuclear materials researchactinide metallurgyexperimental high-performance alloysmaterials science databasestheoretical intermetallic studiesadvanced defense applications
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 20,042.8 | ksi | — | ||
Poisson's Ratio(ν) | 0.2500 | - | — | ||
Shear Modulus(G) | 12,283.2 | ksi | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.2185 | lb/in³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Seebeck Coefficient(S) | 44.09 | µV/K | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.08590 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.2471 | 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.