K2Ag3Sb3S7
K2Ag3Sb3S7 is a semiconducting quaternary sulfide compound that is considered theoretically stable and a candidate for experimental synthesis.
About K2Ag3Sb3S7
K2Ag3Sb3S7 is a complex quaternary sulfide composed of potassium, silver, antimony, and sulfur. As a semiconducting material, it exhibits electronic properties that are of significant interest for fundamental solid-state chemistry and potential optoelectronic applications.
This compound is characterized by its near-hull thermodynamic stability, suggesting that it is a viable target for experimental synthesis. With multiple reported structures across various databases, it represents a well-documented phase within the broader family of silver-antimony-sulfur systems.
Key Properties
Cross-validated computational properties for K2Ag3Sb3S7, 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 K2Ag3Sb3S7 is used.
Frequently Asked Questions
Common questions about K2Ag3Sb3S7, answered from cross-validated data.
What is K2Ag3Sb3S7?
K2Ag3Sb3S7 is a semiconducting quaternary sulfide compound that is considered theoretically stable and a candidate for experimental synthesis.
What is K2Ag3Sb3S7 used for?
What is the band gap of K2Ag3Sb3S7?
Is K2Ag3Sb3S7 a metal, semiconductor, or insulator?
Is K2Ag3Sb3S7 thermodynamically stable?
How many polymorphs of K2Ag3Sb3S7 are known?
What elements does K2Ag3Sb3S7 contain?
Where does the data for K2Ag3Sb3S7 come from?
How It Compares
As a member of the quaternary sulfide family, K2Ag3Sb3S7 occupies a unique structural niche. While many related chalcogenides are explored for their thermoelectric or photovoltaic potential, this specific stoichiometry offers a distinct arrangement of silver and antimony polyhedra that distinguishes it from simpler binary or ternary counterparts.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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