U4 Te4 S4
semiconductor· U4 Te4 S4
U4Te4S4 is an experimental mixed-anion semiconductor compound combining uranium, tellurium, and sulfur. This material belongs to the family of polyanionic semiconductors and is primarily of research interest for studying electronic and optical properties in systems with competing chalcogenide bonding. While not yet commercialized, uranium chalcogenides are investigated for potential applications in advanced optoelectronics, nuclear materials science, and next-generation semiconductor devices where tunable bandgaps and mixed-valence chemistry offer advantages over conventional materials.
research semiconductorsnuclear materials sciencephotoelectric deviceschalcogenide compoundsoptoelectronics developmentmaterials characterization
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | — | Pa | — | — | |
Shear Modulus(G) | — | Pa | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | — | 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.