Te2W2SeS

metal
· Te2W2SeS

Te2W2SeS is a quaternary chalcogenide compound combining tellurium, tungsten, selenium, and sulfur—a mixed transition metal chalcogenide material. This is a research-phase compound rather than an established industrial material, positioned within the broader family of layered chalcogenides and transition metal dichalcogenides that show promise for optoelectronic and thermoelectric applications. The material's potential relevance stems from its mixed-metal composition, which may offer tunable electronic properties and band gap engineering compared to binary or ternary chalcogenides, making it of interest to materials researchers exploring next-generation semiconducting or energy conversion devices.

research optoelectronicsthermoelectric devices (experimental)2D materials engineeringsolid-state physics researchphase-change memory alternatives

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)2 entries
eV
eV
Dielectric Constant (Relative Permittivity)(εr)
-
Magnetic Moment(μB)
µB
Piezoelectric Modulus(eij)
C/m²
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
eV/atom
Formation Energy(ΔHf)
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.
Te2W2SeS — Properties & Data | MatWorld