Tl1 Ni2 S2

semiconductor
· Tl1 Ni2 S2

Tl₁Ni₂S₂ is a ternary chalcogenide semiconductor compound combining thallium, nickel, and sulfur into a layered crystal structure. This material belongs to the family of transition metal dichalcogenides and related mixed-metal sulfides, which are of significant research interest for electronic and photonic applications. While primarily investigated in academic and laboratory settings rather than established industrial production, Tl₁Ni₂S₂ and related compounds are explored for potential use in thermoelectric energy conversion, optoelectronic devices, and as active materials in next-generation semiconducting systems where layered crystal chemistry enables tunable electronic properties.

thermoelectric devices (research)optoelectronic applicationssemiconductor researchenergy conversion systemsthin-film electronics (experimental)catalyst supports (exploratory)

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
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.