V2P2O7 is a vanadium phosphate ceramic compound belonging to the family of metal phosphate ceramics, which are typically dense, crystalline materials with potential for high-temperature and corrosive-environment applications. This compound is primarily of research and developmental interest rather than an established commodity material; vanadium phosphates are investigated for catalytic applications, solid electrolytes in energy storage systems, and specialized refractory uses where their thermal stability and chemical resistance are advantageous. Engineers would consider this material when conventional oxides or silicates prove inadequate in acidic or oxidizing conditions, or when catalytic or ionic-transport properties are required.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.709 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 1.323 | eV | DFT · OptB88vdW | ||
High-Frequency Dielectric Constant (ε∞)(ε∞) | 65.15 | - | DFT · OptB88vdW | ||
Magnetic Moment(μB) | 6.000 | µB | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.000549 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.000156 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -339.8 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 427 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.1349 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -2.145 | 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