Cu2SO4
Cu2SO4 is a thermodynamically stable, semiconducting inorganic compound containing copper, sulfur, and oxygen.

About Cu2SO4
Cu2SO4 is a distinct inorganic compound composed of copper, sulfur, and oxygen. As a thermodynamically stable phase located on the convex hull, it represents a robust configuration within its chemical system, offering significant interest for researchers studying stable copper-based salts.
This material exhibits semiconducting electronic character, making it a subject of investigation for potential electronic and optoelectronic applications. With multiple reported structures across various databases, it is a well-documented subject for those exploring the structural diversity of copper sulfates.
Key Properties
Cross-validated computational properties for Cu2SO4, 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 Cu2SO4 is used.
Frequently Asked Questions
Common questions about Cu2SO4, answered from cross-validated data.
What is Cu2SO4?
Cu2SO4 is a thermodynamically stable, semiconducting inorganic compound containing copper, sulfur, and oxygen.
What is Cu2SO4 used for?
What is the band gap of Cu2SO4?
Is Cu2SO4 a metal, semiconductor, or insulator?
Is Cu2SO4 thermodynamically stable?
How many polymorphs of Cu2SO4 are known?
What elements does Cu2SO4 contain?
Where does the data for Cu2SO4 come from?
How It Compares
As a thermodynamically stable member of the copper sulfate family, Cu2SO4 serves as a foundational reference point for understanding the phase stability and electronic behavior of copper-based chalcogenides and oxoanions.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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