TlBS3 — Properties & Data | MatWorld

TlBS3

ceramic

· JVASP-58916· TlBS3

TlBS₃ is an inorganic ceramic compound composed of thallium and boron sulfide, belonging to the family of chalcogenide ceramics. This material is primarily of research and developmental interest rather than established industrial production, with potential applications in optoelectronic and photonic devices where its optical and structural properties may offer advantages in specific wavelength ranges. Engineers considering TlBS₃ would be evaluating it for emerging technologies in infrared optics or solid-state device applications where alternative ceramics (alumina, yttria, or common silicates) are insufficient; however, commercial availability and manufacturing maturity are likely limited.

infrared optics (research)chalcogenide photonics (developmental)high-density ceramic applicationsexperimental optoelectronic materialsspecialized optical windows (non-standard)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.782	kg/m³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.692	eV	DFT · OptB88vdW
↳	2.647	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	7.241	-	DFT · OptB88vdW
↳	5.711	-	DFT · TBmBJ
Electron Effective Mass(m*e)	1.050	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.673	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00171	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000923	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-253	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	247.7	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	9.850	%	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)	-0.4437	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.

TlBS3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental