Te2W3S4

metal
· JVASP-90303· Te2W3S4

Te2W3S4 is a ternary chalcogenide compound combining tellurium, tungsten, and sulfur—a mixed-metal sulfide/telluride that falls outside conventional alloy families and represents an experimental material class. This composition is primarily of research interest for solid-state and materials chemistry applications, particularly where unusual electronic or thermal properties arising from its mixed-anion structure could be exploited. The combination of heavy metals (W, Te) with lighter chalcogens (S) in a defined stoichiometry suggests potential for thermoelectric, photovoltaic, or other functional ceramics applications, though industrial deployment remains limited pending further characterization and scaling.

thermoelectric materials (research)photovoltaic absorbers (experimental)solid-state electronicsmaterials chemistry R&Dhigh-density functional ceramicsmetal chalcogenide compounds

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
8,809.6
ksi
Poisson's Ratio(ν)
0.1000
-
Shear Modulus(G)
-517.8
ksi
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
0.2022
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.1940
eV
Magnetic Moment(μB)
0.000
µB
Seebeck Coefficient(S)
-173.9
µV/K
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.04150
eV/atom
Formation Energy(ΔHf)
-0.6848
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.