EuTlS2 — Properties & Data | MatWorld

EuTlS2

ceramic

· JVASP-85134· EuTlS2

EuTlS2 is a ternary chalcogenide ceramic compound combining europium, thallium, and sulfur in a layered crystal structure. This is primarily a research material investigated for its electronic and optical properties rather than a widely commercialized engineering ceramic. The material family shows promise in semiconductor applications and solid-state physics, with potential interest in thermoelectric devices, optical sensors, or specialized photonic systems where the unique combination of rare-earth (Eu) and post-transition metal (Tl) elements offers tunable electronic band structure.

Research and developmentThermoelectric devicesOptical sensorsSemiconductor compoundsSolid-state physics experiments

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	48.82	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2600	-	DFT · OptB88vdW
Shear Modulus(G)	29.09	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	6.491	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	2.024	eV	DFT · OptB88vdW
↳	2.544	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	7.717	-	DFT · OptB88vdW
↳	6.130	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	11.79	%	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)	-1.611	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.

EuTlS2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental