Te4W3S2

metal

· JVASP-28577· Te4W3S2

Te4W3S2 is a quaternary intermetallic compound containing tellurium, tungsten, and sulfur elements, representing an experimental or specialized material rather than a conventional engineering alloy. This composition class is of interest primarily in research contexts for functional and electronic applications where mixed-anion systems offer tunable electrical, thermal, or catalytic properties. Limited industrial adoption suggests this remains a development-stage material; engineers would consider it only for novel applications requiring the specific electronic or structural characteristics of tellurium-tungsten-sulfide systems.

research and developmentthermoelectric devicescatalysis applicationselectronic materialschalcogenide compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3115	lb/in³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)	0.01400	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	-3.643	µV/K	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.2164	eV/atom	—
Formation Energy(ΔHf)	-0.2396	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.

Te4W3S2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control