Lu1 Tl1 S2

semiconductor

· Lu1 Tl1 S2

Lu1Tl1S2 is an experimental ternary chalcogenide semiconductor compound combining lutetium, thallium, and sulfur. This material belongs to the family of mixed-metal sulfides being investigated for optoelectronic and thermoelectric applications, though it remains primarily in research rather than established commercial use. The compound's potential derives from the ability to engineer bandgap and carrier properties through metal substitution, making it of interest for next-generation photovoltaic or thermal conversion devices.

optoelectronic research devicesthermoelectric energy conversionphotovoltaic absorber layerssolid-state materials developmentsemiconductor bandgap engineering

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	7,633.8	ksi	—
Shear Modulus(G)	4,687.6	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.335	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.618	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.

Lu1 Tl1 S2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control