Hg1Os1Sc2
Hg1Os1Sc2 is a semimetallic ternary intermetallic compound containing mercury, osmium, and scandium that is primarily studied for its complex structural behavior.
About Hg1Os1Sc2
Hg1Os1Sc2 is a complex ternary intermetallic compound composed of mercury, osmium, and scandium. It is characterized by a near-zero-gap electronic structure, placing it in the category of semimetallic materials that bridge the gap between conductors and insulators.
Due to its position above the thermodynamic hull, this compound is considered metastable, which presents significant challenges for experimental synthesis. Its structural complexity is highlighted by the numerous configurations reported in materials databases, making it a subject of interest for theoretical studies in solid-state chemistry.
Key Properties
Cross-validated computational properties for Hg1Os1Sc2, 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.
Frequently Asked Questions
Common questions about Hg1Os1Sc2, answered from cross-validated data.
What is Hg1Os1Sc2?
Hg1Os1Sc2 is a semimetallic ternary intermetallic compound containing mercury, osmium, and scandium that is primarily studied for its complex structural behavior.
What is the band gap of Hg1Os1Sc2?
Is Hg1Os1Sc2 a metal, semiconductor, or insulator?
Is Hg1Os1Sc2 thermodynamically stable?
How many polymorphs of Hg1Os1Sc2 are known?
What elements does Hg1Os1Sc2 contain?
Where does the data for Hg1Os1Sc2 come from?
How It Compares
As a unique ternary phase, Hg1Os1Sc2 represents an unconventional combination of heavy transition metals and rare-earth elements, occupying a niche space in materials science where thermodynamic stability is often secondary to exploring exotic electronic states.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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