V2H2O5
V2H2O5 is a metastable, semiconducting vanadium oxide hydrate used in fundamental materials research.
About V2H2O5
V2H2O5 is a semiconducting vanadium-based compound that exists in a metastable state. Its structural complexity arises from the integration of hydrogen and oxygen within the vanadium framework, making it a subject of interest for researchers investigating phase transitions and structural evolution in transition metal oxides. The material's electronic properties suggest potential utility in specialized electronic or sensing applications where semiconducting behavior is required. Given its metastable nature, it offers unique pathways for synthesis and modification, providing a platform for studying the interplay between composition and structural stability in vanadium-based systems.
Key Properties
Cross-validated computational properties for V2H2O5, 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 V2H2O5 is used.
Frequently Asked Questions
Common questions about V2H2O5, answered from cross-validated data.
What is V2H2O5?
V2H2O5 is a metastable, semiconducting vanadium oxide hydrate used in fundamental materials research.
What is V2H2O5 used for?
What is the band gap of V2H2O5?
Is V2H2O5 a metal, semiconductor, or insulator?
Is V2H2O5 thermodynamically stable?
How many polymorphs of V2H2O5 are known?
What elements does V2H2O5 contain?
Where does the data for V2H2O5 come from?
How It Compares
As a standalone entry in this context, V2H2O5 represents a distinct compositional niche within the broader landscape of vanadium oxide hydrates. Its metastable character distinguishes it from more common, highly stable vanadium oxides, positioning it as a specialized candidate for experiments where structural sensitivity is advantageous for functional performance.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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