ScTlS2

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

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	50.32	GPa	—
↳	55.20	GPa	—
Poisson's Ratio(ν)	0.2700	-	—
Shear Modulus(G)2 entries	27.05	GPa	—
↳	30.70	GPa	—

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	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.510	eV	—
↳	0.9980	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	-345.4	µV/K	—

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	—
Formation Energy(ΔHf)	-1.517	eV/atom	—

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

Regulatory Screening

Environmental

Export Control

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.

ScTlS2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control