Ta2Tl3Cu3S8 — Properties & Data | MatWorld

Ta2Tl3Cu3S8

metal

· JVASP-34432· Ta2Tl3Cu3S8

Ta2Tl3Cu3S8 is a ternary sulfide compound combining tantalum, thallium, and copper—a research-phase material rather than a commercially established alloy. This compound belongs to the family of complex metal sulfides and is primarily of interest in solid-state chemistry and materials physics research, where such phases are investigated for potential semiconductor, ionic conductivity, or other functional properties. Engineers would encounter this material in specialized research contexts focused on chalcogenide systems or advanced inorganic phases, rather than in conventional structural or mainstream industrial applications.

solid-state researchchalcogenide compound studiesexperimental semiconductor phasesmaterials characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2181	lb/in³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.843	eV	DFT · OptB88vdW
↳	2.079	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	17.72	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	7.888	-	DFT · OptB88vdW
↳	6.962	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.2419	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000637	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000830	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-318	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	305.4	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	21.26	%	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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.7218	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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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.

Ta2Tl3Cu3S8

Physical Properties

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