Te2Mo2WSe2S2 — Properties & Data | MatWorld

Te2Mo2WSe2S2

metal

· JVASP-28565· Te2Mo2WSe2S2

Te2Mo2WSe2S2 is a mixed-metal chalcogenide compound combining tellurium, molybdenum, tungsten, selenium, and sulfur—a complex transitional metal sulfide/selenide alloy. This is primarily a research material being investigated for advanced functional applications, particularly in semiconductor and thermoelectric research, where the multi-element composition enables tuned electronic and phononic properties. The material's diverse chemical composition positions it as a candidate for next-generation energy conversion and optoelectronic devices where conventional binary or ternary compounds show performance limitations.

thermoelectric devicessemiconductor researchenergy conversionoptoelectronic materialsphotovoltaic applicationstransitional metal chalcogenides

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	56.53	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2400	-	DFT · OptB88vdW
Shear Modulus(G)	35.70	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	4.974	kg/m³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.2320	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	13.51	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	16.50	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	0.03333	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.03333	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.1030	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000114	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00139	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-94.25	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	185	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.1529	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.4993	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

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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.

Te2Mo2WSe2S2

Mechanical Properties

Physical Properties

Electrical Properties

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