Rb2S5
Rb2S5 is a stable, semiconducting rubidium polysulfide compound characterized by a well-defined structural profile.
About Rb2S5
Rb2S5 is a thermodynamically stable compound within the rubidium-sulfur chemical space. As a semiconducting material, it exhibits distinct electronic characteristics that make it a subject of interest for fundamental solid-state research and materials characterization.
With numerous reported structures across multiple databases, this compound is well-documented in the scientific literature. Its stability on the convex hull underscores its importance as a robust phase in the study of alkali metal polysulfides.
Key Properties
Cross-validated computational properties for Rb2S5, aggregated across 4 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 Rb2S5 is used.
Frequently Asked Questions
Common questions about Rb2S5, answered from cross-validated data.
What is Rb2S5?
Rb2S5 is a stable, semiconducting rubidium polysulfide compound characterized by a well-defined structural profile.
What is Rb2S5 used for?
What is the band gap of Rb2S5?
Is Rb2S5 a metal, semiconductor, or insulator?
Is Rb2S5 thermodynamically stable?
How many polymorphs of Rb2S5 are known?
What elements does Rb2S5 contain?
Where does the data for Rb2S5 come from?
How It Compares
As a stable polysulfide phase, Rb2S5 represents a key structural arrangement in the rubidium-sulfur system, serving as a benchmark for understanding the electronic and geometric properties of alkali-rich chalcogenides.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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