ScTlS2 — Properties & Data | MatWorld

ScTlS2

Name: ScTlS2
Brand: MatWorld

semiconductor

· ScTlS2

ScTlS2 is a ternary semiconductor compound combining scandium, thallium, and sulfur in a layered chalcogenide structure. This is a research-phase material being investigated for optoelectronic and photovoltaic applications, particularly in the context of exploring novel semiconductor systems with tunable bandgaps and potential for efficient light absorption or emission. Engineers and materials scientists studying next-generation photovoltaic devices, photodetectors, or quantum materials would evaluate ScTlS2 as part of broader efforts to identify semiconductors with performance advantages in niche applications where conventional materials reach their limits.

photovoltaic researchphotodetector developmentoptoelectronic devicesquantum material studiesthin-film semiconductorsexploratory energy conversion

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	50.32	GPa	DFT
↳	55.20	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2700	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	27.05	GPa	DFT
↳	30.70	GPa	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)	5.615	kg/m³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)3 entries	1.510	eV	Measured
↳	0.9980	eV	DFT · OptB88vdW
↳	1.428	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	9.362	-	DFT · OptB88vdW
↳	8.443	-	DFT · TBmBJ
Electron Effective Mass(m*e)	1.280	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.4633	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00282	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000960	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-345.4	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	114	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	33.32	%	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)	-1.517	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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ScTlS2

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