CaSn2S5
CaSn2S5 is a metastable semiconducting ternary sulfide used in materials science research to study complex chalcogenide structures.
About CaSn2S5
CaSn2S5 is a complex ternary sulfide composed of calcium, tin, and sulfur. As a semiconducting material, it exhibits electronic properties that make it a subject of interest for researchers investigating new functional sulfides. Its metastable nature suggests a complex synthesis landscape, requiring precise control over thermodynamic conditions to stabilize its specific atomic arrangement. The compound is primarily utilized in fundamental materials science research to explore the structural diversity of tin-based chalcogenides. By examining its crystalline framework, scientists aim to better understand the interplay between its constituent elements and the resulting electronic behavior. This research is vital for expanding the library of semiconductors available for future optoelectronic or energy-related technologies.
Key Properties
Cross-validated computational properties for CaSn2S5, aggregated across 2 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 CaSn2S5 is used.
Frequently Asked Questions
Common questions about CaSn2S5, answered from cross-validated data.
What is CaSn2S5?
CaSn2S5 is a metastable semiconducting ternary sulfide used in materials science research to study complex chalcogenide structures.
What is CaSn2S5 used for?
What is the band gap of CaSn2S5?
Is CaSn2S5 a metal, semiconductor, or insulator?
Is CaSn2S5 thermodynamically stable?
How many polymorphs of CaSn2S5 are known?
What elements does CaSn2S5 contain?
Where does the data for CaSn2S5 come from?
How It Compares
As a member of the broader family of ternary metal sulfides, CaSn2S5 occupies a distinct position due to its specific stoichiometry and metastable electronic character. While many sulfides in this class are synthesized for their robust stability, this compound offers a unique case study in how structural complexity can be maintained in a metastable state, providing a valuable contrast to more common, highly stable sulfide semiconductors.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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