Te2 Mo3 W1 Se2 S4

semiconductor

· Te2 Mo3 W1 Se2 S4

Te₂Mo₃W₁Se₂S₄ is a mixed-chalcogenide semiconductor compound combining tellurium, molybdenum, tungsten, selenium, and sulfur—a composition that falls within the family of transition metal dichalcogenides and their complex variants. This is primarily a research-phase material studied for its potential in optoelectronic and energy conversion applications, where the multi-element composition may enable tuning of bandgap, carrier mobility, and light absorption characteristics beyond single-phase alternatives. The combination of heavy chalcogens (Te, Se) with earth-abundant transition metals (Mo, W) makes it particularly relevant for investigators exploring cost-effective thin-film photovoltaics, photodetectors, and thermoelectric devices as alternatives to traditional semiconductor platforms.

thin-film photovoltaics (research)photodetectors and optoelectronicsthermoelectric devicestransition metal chalcogenide platformsbandgap engineering for energy harvestingflexible/low-cost semiconductor substrates

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	34.96	GPa	—
Shear Modulus(G)	22.59	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01460	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.6040	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 Mo3 W1 Se2 S4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control