S4 Cu2 Tl2

semiconductor
· S4 Cu2 Tl2

S₄Cu₂Tl₂ is an experimental ternary semiconductor compound combining copper and thallium with sulfur, belonging to the family of mixed-metal chalcogenides under active research for advanced electronic and optoelectronic applications. This material class is of interest primarily in materials research and development rather than established industrial production, with potential relevance to solid-state device engineering where unconventional band structures and mixed-valence properties could enable novel functionality. The copper-thallium-sulfur system represents an emerging platform for exploring tunable electronic properties and thermoelectric or photovoltaic performance, though practical deployment remains contingent on scaling synthesis methods and demonstrating long-term stability and reproducibility.

research semiconductorssolid-state electronicsthermoelectric devicesphotovoltaic materialsexperimental materials developmentmixed-metal chalcogenides

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
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Pa——
Shear Modulus(G)
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Pa——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
—
eV——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
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.