Au2Rb2S2
Au2Rb2S2 is a thermodynamically stable semiconducting compound containing gold, rubidium, and sulfur.
About Au2Rb2S2
Au2Rb2S2 is a complex ternary sulfide composed of gold, rubidium, and sulfur. As a thermodynamically stable phase located on the convex hull, it represents a robust crystalline arrangement that maintains structural integrity under standard conditions.
The material exhibits semiconducting electronic behavior, making it an intriguing subject for research into specialized chalcogenide systems. Its existence across multiple structural databases highlights its significance as a well-defined compound within the broader landscape of gold-based sulfur chemistry.
Key Properties
Cross-validated computational properties for Au2Rb2S2, 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.
Frequently Asked Questions
Common questions about Au2Rb2S2, answered from cross-validated data.
What is Au2Rb2S2?
Au2Rb2S2 is a thermodynamically stable semiconducting compound containing gold, rubidium, and sulfur.
What is the band gap of Au2Rb2S2?
Is Au2Rb2S2 a metal, semiconductor, or insulator?
Is Au2Rb2S2 thermodynamically stable?
How many polymorphs of Au2Rb2S2 are known?
What elements does Au2Rb2S2 contain?
Where does the data for Au2Rb2S2 come from?
How It Compares
As a distinct ternary sulfide, Au2Rb2S2 serves as a foundational example of how alkali metals and noble metals can integrate into stable semiconducting frameworks. While it represents a unique structural niche, it provides a critical reference point for understanding the bonding interactions and stability trends observed in similar multi-element chalcogenide materials.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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