Tl3SbSe3 — Properties & Data | MatWorld

Tl3SbSe3

ceramic

· Tl3SbSe3

Tl3SbSe3 is a ternary chalcogenide ceramic compound belonging to the thallium antimony selenide family, typically investigated as a semiconducting or thermoelectric material in research contexts. This material is not yet widely commercialized but is of interest in materials science for potential applications in thermoelectric energy conversion, infrared optics, and solid-state electronics where its layered crystal structure and electronic properties may offer advantages. Engineers and researchers evaluate compounds like this when seeking alternatives for waste heat recovery systems, thermal management in extreme environments, or specialized photonic devices where conventional semiconductors are limited.

thermoelectric power generationinfrared detectors and opticsthermal energy harvestingwide-bandgap semiconductorsresearch and developmenthigh-temperature electronics

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	2,038.8	ksi	DFT
↳	3,137.2	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3100	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	900.8	ksi	DFT
↳	1,412.7	ksi	DFT · OptB88vdW

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.

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2678	lb/in³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.9990	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	12.67	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	0.7100	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.160	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00207	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00125	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-260.7	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	268.5	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.3766	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

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.

Tl3SbSe3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental