CSe2
Carbon diselenide · CSe2
Carbon diselenide is a semiconducting, metastable carbon-selenium compound frequently utilized as a versatile building block in chemical synthesis.
About Carbon diselenide
Carbon diselenide is a semiconducting material characterized by its notable structural diversity, with dozens of reported configurations across various databases. Its chemical nature makes it a subject of interest for researchers investigating chalcogen-based compounds and their electronic behaviors. Due to its position relative to the thermodynamic ground state, this compound is considered metastable. This instability is a key factor in its chemical reactivity and the specific conditions required for its synthesis and handling in laboratory environments.
Key Properties
Cross-validated computational properties for Carbon diselenide, 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 Carbon diselenide is used.
Frequently Asked Questions
Common questions about Carbon diselenide, answered from cross-validated data.
What is CSe2?
Carbon diselenide is a semiconducting, metastable carbon-selenium compound frequently utilized as a versatile building block in chemical synthesis.
What is CSe2 used for?
What is the band gap of CSe2?
Is CSe2 a metal, semiconductor, or insulator?
Is CSe2 thermodynamically stable?
How many polymorphs of CSe2 are known?
What elements does CSe2 contain?
Where does the data for CSe2 come from?
How It Compares
As a unique chalcogenide, carbon diselenide represents a specialized case within the broader landscape of carbon-based semiconductors, often serving as a precursor or reagent in organic synthesis where its high reactivity is leveraged for building complex molecular architectures.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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