WSeS

metal
· JVASP-28403· WSeS

WSeS is a ternary metal compound combining tungsten, selenium, and sulfur, likely investigated for applications requiring transition metal chalcogenide properties. This material family is primarily of research interest rather than established commercial production, with exploration focused on electronic, catalytic, or structural applications where layered or mixed-chalcogenide phases offer advantages over binary tungsten compounds (such as WS₂ or WSe₂).

catalytic research2D materials investigationelectronic device prototypinghydrogen evolution catalysisthin-film deposition studiesemerging functional materials

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
4,887.8
ksi
Poisson's Ratio(ν)
0.2100
-
Shear Modulus(G)
3,582.4
ksi
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
0.1798
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.7040
eV
Dielectric Constant (Relative Permittivity)(εr)
9.297
-
Magnetic Moment(μB)
0.000
µB
Piezoelectric Modulus(eij)
0.03158
C/m²
Seebeck Coefficient(S)
-178.9
µV/K
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.1769
eV/atom
Formation Energy(ΔHf)
-0.6670
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.
WSeS — Properties & Data | MatWorld