KTlS2
KTlS2 is a semiconducting ternary sulfide that is considered a promising target for experimental synthesis due to its favorable thermodynamic stability.
About KTlS2
KTlS2 is a ternary sulfide composed of potassium, thallium, and sulfur. As a semiconducting material, it represents an interesting intersection of alkali metal chemistry and heavy-metal chalcogenide physics, offering potential for specialized electronic applications.
Given its near-hull thermodynamic stability, this compound is considered a likely candidate for successful laboratory synthesis. The existence of multiple reported structural configurations across databases highlights its flexibility in solid-state chemistry and its importance for further experimental investigation.
Key Properties
Cross-validated computational properties for KTlS2, aggregated across 3 databases.
Band GapEnergy needed to move an electron from the valence band to the conduction band. Lower or zero values tend to behave more metallic; larger gaps are more insulating or semiconducting.
Energy Above HullThermodynamic distance from the most stable set of competing phases. 0 eV/atom is on the convex hull; small positive values may still be experimentally accessible.
StabilityA plain-language summary of the best reported energy-above-hull result. It reflects whether the lowest-energy structure is on, near, or far from the stability hull.
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
Applications
Where KTlS2 is used.
Frequently Asked Questions
Common questions about KTlS2, answered from cross-validated data.
What is KTlS2?
KTlS2 is a semiconducting ternary sulfide that is considered a promising target for experimental synthesis due to its favorable thermodynamic stability.
What is KTlS2 used for?
What is the band gap of KTlS2?
Is KTlS2 a metal, semiconductor, or insulator?
Is KTlS2 thermodynamically stable?
How many polymorphs of KTlS2 are known?
What elements does KTlS2 contain?
Where does the data for KTlS2 come from?
How It Compares
As a unique ternary chalcogenide, KTlS2 occupies a distinct position in materials research, serving as a representative example of how alkali and heavy-metal ions can be integrated into a stable semiconducting framework.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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