TeW2S3
metal· JVASP-28830· TeW2S3
TeW₂S₃ is a ternary chalcogenide compound combining tellurium, tungsten, and sulfur—a mixed-metal sulfide-telluride material primarily investigated in materials research rather than established industrial production. This compound belongs to the family of transition metal chalcogenides, which are of significant interest for semiconductor and energy storage applications due to their tunable electronic and optical properties. While not yet commercialized at scale, materials in this class show promise for photovoltaic devices, thermoelectric conversion, and catalytic applications where the layered structure and band gap engineering capabilities offer advantages over conventional alternatives.
experimental semiconductor researchthermoelectric energy conversionphotovoltaic absorber layerscatalysis and electrocatalysisthin-film device engineeringmaterials discovery
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 8.114 | kg/m³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.2960 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 91.88 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.02476 | C/m² | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.7940 | eV/atom | — |
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
Export Control
RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.