Rb24S28Sn8
Rb24S28Sn8 is a stable, semiconducting ternary compound containing rubidium, sulfur, and tin.
About Rb24S28Sn8
Rb24S28Sn8 is a complex ternary chalcogenide that exists as a thermodynamically stable phase on the convex hull. Its composition, featuring rubidium, sulfur, and tin, suggests a sophisticated structural arrangement that balances ionic and covalent bonding characteristics within its lattice.
As a semiconducting material, this compound represents an intriguing subject for electronic and optical studies. Its stability and distinct elemental makeup position it as a noteworthy candidate for researchers investigating the interplay between heavy alkali metals and tin-sulfur frameworks.
Key Properties
Cross-validated computational properties for Rb24S28Sn8, 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.
Reported Structures
Lowest-energy structures reported for Rb24S28Sn8, ranked by energy above hull.
| Space GroupSymmetry classification of the crystal arrangement. The number is the international space-group index. | Crystal SystemBroad lattice family, such as cubic, tetragonal, monoclinic, or triclinic, derived from unit-cell symmetry. | Band Gap (eV)Electronic gap calculated for this specific reported structure, measured in electronvolts. | E above hull (eV/atom)Thermodynamic distance from the convex hull for this structure, normalized per atom. Lower is generally more stable. | E/atom (eV)Computed total energy normalized per atom. Use energy above hull, not this value alone, when comparing stability. | Density (g/cm³)Mass per relaxed crystal volume, reported in grams per cubic centimeter. |
|---|---|---|---|---|---|
| P212121 (No. 19) | orthorhombic | 2.35 | 0.0000 | -4.086 | 3.19 |
| P212121 (No. 19) | — | — | — | — | — |
| — | — | — | — | — | 2.34 |
Applications
Where Rb24S28Sn8 is used.
Frequently Asked Questions
Common questions about Rb24S28Sn8, answered from cross-validated data.
What is Rb24S28Sn8?
Rb24S28Sn8 is a stable, semiconducting ternary compound containing rubidium, sulfur, and tin.
What is Rb24S28Sn8 used for?
What is the band gap of Rb24S28Sn8?
Is Rb24S28Sn8 a metal, semiconductor, or insulator?
Is Rb24S28Sn8 thermodynamically stable?
What is the crystal structure of Rb24S28Sn8?
What is the density of Rb24S28Sn8?
How many polymorphs of Rb24S28Sn8 are known?
What elements does Rb24S28Sn8 contain?
Where does the data for Rb24S28Sn8 come from?
How It Compares
As a unique ternary phase, Rb24S28Sn8 serves as a specialized example of complex chalcogenide chemistry. Within the broader landscape of tin-sulfur-based materials, it distinguishes itself through its specific stoichiometry and confirmed thermodynamic stability, providing a stable reference point for exploring new semiconducting architectures.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
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