Ag28Rb4S16
Ag28Rb4S16 is a metastable, semiconducting ternary sulfide containing silver, rubidium, and sulfur.
About Ag28Rb4S16
Ag28Rb4S16 is a complex ternary sulfide composed of silver, rubidium, and sulfur. As a semiconducting material, it exhibits electronic properties that distinguish it from simple binary chalcogenides, making it a subject of interest for fundamental solid-state studies.
This compound is classified as metastable, indicating that its synthesis and preservation require specific conditions to maintain its structural integrity. Its existence across multiple reported structures highlights its role as a unique point in the phase space of silver-rich sulfide systems.
Key Properties
Cross-validated computational properties for Ag28Rb4S16, 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 Ag28Rb4S16 is used.
Frequently Asked Questions
Common questions about Ag28Rb4S16, answered from cross-validated data.
What is Ag28Rb4S16?
Ag28Rb4S16 is a metastable, semiconducting ternary sulfide containing silver, rubidium, and sulfur.
What is Ag28Rb4S16 used for?
What is the band gap of Ag28Rb4S16?
Is Ag28Rb4S16 a metal, semiconductor, or insulator?
Is Ag28Rb4S16 thermodynamically stable?
How many polymorphs of Ag28Rb4S16 are known?
What elements does Ag28Rb4S16 contain?
Where does the data for Ag28Rb4S16 come from?
How It Compares
As a unique ternary sulfide, Ag28Rb4S16 represents a specialized structural configuration within the broader landscape of silver-based chalcogenides. It serves as a distinct example of how the incorporation of alkali metals like rubidium can stabilize complex, silver-rich anionic frameworks that differ significantly from simpler, more common binary silver sulfides.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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