Hg2SeO3
Hg2SeO3 is a thermodynamically stable, semiconducting mercury selenite compound characterized by a well-defined structural profile.
About Hg2SeO3
Hg2SeO3 is a thermodynamically stable inorganic compound composed of mercury, selenium, and oxygen. As a member of the metal selenite family, it exhibits semiconducting electronic properties that make it a subject of interest for fundamental materials research. Its position on the convex hull indicates high stability under standard conditions.
With multiple reported structures across various databases, this compound is a well-documented material in solid-state chemistry. Its unique combination of heavy metal cations and oxyanion groups allows for diverse structural arrangements, which are critical for understanding the electronic behavior of mercury-based chalcogenides.
Key Properties
Cross-validated computational properties for Hg2SeO3, 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 Hg2SeO3 is used.
Frequently Asked Questions
Common questions about Hg2SeO3, answered from cross-validated data.
What is Hg2SeO3?
Hg2SeO3 is a thermodynamically stable, semiconducting mercury selenite compound characterized by a well-defined structural profile.
What is Hg2SeO3 used for?
What is the band gap of Hg2SeO3?
Is Hg2SeO3 a metal, semiconductor, or insulator?
Is Hg2SeO3 thermodynamically stable?
How many polymorphs of Hg2SeO3 are known?
What elements does Hg2SeO3 contain?
Where does the data for Hg2SeO3 come from?
How It Compares
As a distinct mercury-based selenite, Hg2SeO3 serves as a representative example of the structural complexity found in heavy-metal oxyanion systems. While it shares the general characteristics of mercury-based semiconductors, its specific stoichiometry and stable phase configuration distinguish it as a foundational material for investigating the interplay between mercury coordination and selenium-oxygen bonding networks.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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