TmCuS2

metal
· JVASP-10977· TmCuS2

TmCuS2 is a ternary chalcogenide compound combining thulium, copper, and sulfur, representing an emerging class of materials in solid-state chemistry research rather than established engineering practice. This material belongs to the family of metal sulfides and is primarily of interest in materials research for potential applications in thermoelectric devices, photovoltaic systems, and solid-state electronics where mixed-metal chalcogenides show promise for tunable electronic and thermal properties. While not yet widely deployed in mainstream engineering, compounds of this type are investigated as alternatives to conventional semiconductors due to their potential for low thermal conductivity and adjustable band gap characteristics.

thermoelectric researchphotovoltaic materials developmentsolid-state electronicsmaterials researchexperimental semiconductorschalcogenide compounds

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Density(ρ)
0.2206
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
1.796
eV
Magnetic Moment(μB)
0.000
µB
Seebeck Coefficient(S)
-275.6
µV/K
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.000
eV/atom
Formation Energy(ΔHf)
-1.488
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.
TmCuS2 — Properties & Data | MatWorld