Te2 W3 Se2 S2

semiconductor

· Te2 W3 Se2 S2

Te₂W₃Se₂S₂ is a mixed-chalcogenide semiconductor compound combining tungsten with tellurium, selenium, and sulfur—representing an emerging class of layered transition metal chalcogenides. This material is primarily of research interest rather than established industrial production, with potential applications in next-generation optoelectronic and energy conversion devices that exploit the tunable bandgap and anisotropic properties characteristic of chalcogenide semiconductors. Engineers and researchers would consider this compound for exploratory projects in flexible electronics, photovoltaics, or photodetectors where the mixed-anion composition offers advantages in bandgap engineering and carrier mobility tuning compared to single-chalcogenide alternatives.

research semiconductorsoptoelectronic devicesphotodetectorsphotovoltaic developmentlayered materialsflexible/wearable electronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	58.77	GPa	—
Shear Modulus(G)	5.440	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.04180	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3990	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.

Te2 W3 Se2 S2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control