TeWSe — Properties & Data | MatWorld

TeWSe

metal

· JVASP-28417· TeWSe

TeWSe is a ternary metal compound composed of tellurium, tungsten, and selenium, belonging to the layered transition metal chalcogenide family. This material exists primarily in research and developmental contexts, where it is investigated for its potential in semiconductor applications, thermoelectric devices, and advanced electronic components due to the unique electronic properties characteristic of transition metal chalcogenides. TeWSe and related compounds are of particular interest for next-generation energy conversion and optoelectronic applications where layered crystal structures enable tunable band gaps and enhanced charge carrier mobility.

thermoelectric energy conversion2D semiconductor researchoptoelectronic devicesphotodetectorsadvanced electronics prototypingmaterials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	24.71	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2100	-	DFT · OptB88vdW
Shear Modulus(G)	18.49	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	5.484	kg/m³	DFT · OptB88vdW

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

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Method

Property	Value	Unit	Conditions
Band Gap(Eg)	0.4780	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	11.36	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	15.83	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.03834	C/m²	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	5.840	%	DFT · TBmBJ

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.2226	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.2196	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

Environmental

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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.

TeWSe

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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