Na₃Si₃N₅ is a ternary ceramic compound belonging to the silicon nitride family, incorporating sodium as a modifier to influence phase stability and densification behavior. This material is primarily of research and developmental interest for advanced ceramic applications where the sodium-modified silicate nitride structure offers potential advantages in thermal stability, oxidation resistance, and sintering characteristics compared to conventional silicon nitride compositions. Engineers and materials researchers investigate sodium silicate nitrides for high-temperature structural applications and as precursors for composite processing, though broader industrial adoption remains limited compared to conventional Si₃N₄ and oxynitride ceramics.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 2.781 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 3.105 | eV | DFT · OptB88vdW | ||
High-Frequency Dielectric Constant (ε∞)(ε∞) | 3.923 | - | DFT · OptB88vdW | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.04810 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -0.9015 | 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