Al2Cd2Ce6S14
Al2Cd2Ce6S14 is a metastable, semimetallic quaternary sulfide compound composed of aluminum, cadmium, cerium, and sulfur.
About Al2Cd2Ce6S14
Al2Cd2Ce6S14 is a complex quaternary sulfide containing aluminum, cadmium, cerium, and sulfur. As a metastable phase, it represents a unique structural arrangement within the broader family of rare-earth chalcogenides, characterized by a near-zero-gap electronic structure that places it in the semimetallic regime.
Its significance lies in its intricate stoichiometry and the interplay between the transition metal and lanthanide components. This material is primarily of interest in fundamental solid-state chemistry research, where its electronic behavior and structural stability are investigated to better understand the behavior of complex multinary sulfides.
Key Properties
Cross-validated computational properties for Al2Cd2Ce6S14, 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 Al2Cd2Ce6S14 is used.
Frequently Asked Questions
Common questions about Al2Cd2Ce6S14, answered from cross-validated data.
What is Al2Cd2Ce6S14?
Al2Cd2Ce6S14 is a metastable, semimetallic quaternary sulfide compound composed of aluminum, cadmium, cerium, and sulfur.
What is Al2Cd2Ce6S14 used for?
What is the band gap of Al2Cd2Ce6S14?
Is Al2Cd2Ce6S14 a metal, semiconductor, or insulator?
Is Al2Cd2Ce6S14 thermodynamically stable?
How many polymorphs of Al2Cd2Ce6S14 are known?
What elements does Al2Cd2Ce6S14 contain?
Where does the data for Al2Cd2Ce6S14 come from?
How It Compares
As a unique quaternary sulfide, Al2Cd2Ce6S14 occupies a specialized niche in materials science. Unlike simpler binary or ternary sulfides, this compound demonstrates how the inclusion of multiple metallic species can influence electronic character, resulting in its distinctive semimetallic nature within the broader landscape of chalcogenide materials.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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