Y3CuSiS7 is a ternary sulfide compound containing yttrium, copper, and silicon—a rare-earth based chalcogenide material primarily investigated in materials research rather than established commercial production. This compound belongs to the family of mixed-metal sulfides and represents exploratory work in solid-state chemistry, potentially relevant for semiconducting, photovoltaic, or ionic-conduction applications where layered sulfide architectures can be engineered. The presence of yttrium typically signals research into high-temperature stability, optical properties, or solid electrolyte functionality, making such compounds candidates for next-generation energy storage or optoelectronic device prototyping rather than current mainstream engineering applications.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1452 | lb/in³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 1.788 | eV | DFT · OptB88vdW | ||
| ↳ | 2.197 | eV | DFT · TBmBJ | ||
Dielectric Constant (Relative Permittivity)(εr) | 17.39 | - | DFT · OptB88vdW | ||
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries | 8.045 | - | DFT · OptB88vdW | ||
| ↳ | 7.621 | - | DFT · TBmBJ | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Piezoelectric Modulus(eij) | 0.1957 | C/m² | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.00133 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.000811 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -218 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 302.9 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Spectroscopic Limited Maximum Efficiency (SLME)(SLME) | 18.77 | % | DFT · TBmBJ |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -1.686 | 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