S4 Cu6 Tl2

semiconductor

· S4 Cu6 Tl2

S4Cu6Tl2 is a ternary semiconductor compound combining sulfur, copper, and thallium elements, belonging to the family of chalcogenide semiconductors. This material is primarily of research interest rather than established industrial production, with potential applications in infrared optics, photodetectors, and solid-state electronic devices where the unique band structure of mixed-metal chalcogenides offers advantages over conventional semiconductors. Its incorporation of thallium—a heavy post-transition metal—may enable distinctive optical properties in the infrared spectrum, making it relevant to specialized sensing and photonic applications where conventional semiconductors (Si, GaAs) are inadequate.

infrared optics and detectorsexperimental semiconductorsphotonic materials researchsolid-state electronicschalcogenide material systemsspecialized sensing devices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01250	eV	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.2620	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.

S4 Cu6 Tl2

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control