Np₂S₅ is a neptunium sulfide ceramic compound belonging to the actinide chalcogenide family, characterized by strong ionic-covalent bonding between neptunium cations and sulfide anions. This material exists primarily in research and specialized nuclear applications contexts, where it is studied for its potential use in nuclear fuel forms, waste immobilization, and high-temperature structural applications in extreme environments. Neptunium sulfides are notable within the actinide materials family for their thermal stability and potential as alternative matrix materials in advanced nuclear fuel cycles, though industrial adoption remains limited compared to more conventional nuclear ceramics.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 7.777 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -1.282 | eV/atom | DFT · OptB88vdW |
Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data