Li2Si2Ni2O7 is a lithium-based ceramic compound containing silicon and nickel oxides, belonging to the family of mixed-metal oxides with potential electrochemical or thermal applications. This is primarily a research material studied for its structural and functional properties rather than an established commercial ceramic; it is investigated in contexts involving lithium-ion conductivity, catalysis, or high-temperature stability where the combination of lithium, nickel, and silicate phases may offer advantages over single-phase alternatives.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.692 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.3540 | eV | DFT · OptB88vdW | ||
High-Frequency Dielectric Constant (ε∞)(ε∞) | 37.38 | - | DFT · OptB88vdW | ||
Electron Effective Mass(m*e) | 0.1600 | me | DFT · OptB88vdW · 27°C | ||
Hole Effective Mass(m*h) | 0.1600 | me | DFT · OptB88vdW · 27°C | ||
Magnetic Moment(μB) | 7.985 | µB | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.000362 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.000142 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -154.2 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | -19.67 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.1195 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -2.037 | 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