Tl3VSe4 — Properties & Data | MatWorld

Tl3VSe4

metal

· JVASP-85014· Tl3VSe4

Tl3VSe4 is an intermetallic compound combining thallium, vanadium, and selenium that falls within the broader class of ternary metal chalcogenides. This is primarily a research material studied for its electronic and thermal properties rather than an established engineering commodity; compounds in this material family are of interest for solid-state physics investigations and potential energy conversion applications. The material's relevance to engineering practice is limited to specialized research contexts where its unique crystal structure and electronic behavior may enable novel device concepts in thermoelectrics, photovoltaics, or quantum materials exploration.

thermoelectric researchsemiconductor compound investigationsolid-state physics characterizationexperimental optoelectronicsmaterials discovery programslaboratory-scale device prototyping

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	6.841	kg/m³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.532	eV	DFT · OptB88vdW
↳	1.487	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	21.66	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	10.62	-	DFT · OptB88vdW
↳	9.853	-	DFT · TBmBJ
Electron Effective Mass(m*e)	1.940	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.430	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.1211	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00158	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00282	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-386.4	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	384.1	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	32.47	%	DFT · TBmBJ

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)	0.000100	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.5702	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

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Tl3VSe4

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