Cl2Er2H4O4
Cl2Er2H4O4 is a stable, insulating erbium oxychloride hydrate used in fundamental materials research.

About Cl2Er2H4O4
Cl2Er2H4O4 is a complex inorganic compound containing erbium, chlorine, hydrogen, and oxygen. As a thermodynamically stable material located on the convex hull, it represents a well-defined structural configuration within its chemical system.
Characterized by its wide-band-gap insulating electronic profile, this material is primarily studied for its structural properties and potential roles in rare-earth coordination chemistry. Its stability makes it a reliable subject for fundamental materials science investigations.
Key Properties
Cross-validated computational properties for Cl2Er2H4O4, 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 Cl2Er2H4O4 is used.
Frequently Asked Questions
Common questions about Cl2Er2H4O4, answered from cross-validated data.
What is Cl2Er2H4O4?
Cl2Er2H4O4 is a stable, insulating erbium oxychloride hydrate used in fundamental materials research.
What is Cl2Er2H4O4 used for?
What is the band gap of Cl2Er2H4O4?
Is Cl2Er2H4O4 a metal, semiconductor, or insulator?
Is Cl2Er2H4O4 thermodynamically stable?
How many polymorphs of Cl2Er2H4O4 are known?
What elements does Cl2Er2H4O4 contain?
Where does the data for Cl2Er2H4O4 come from?
How It Compares
As a unique coordination compound, Cl2Er2H4O4 serves as a specific reference point for understanding the structural diversity of erbium oxychloride hydrates, providing a stable baseline for comparing similar rare-earth halide-hydroxide frameworks.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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