CuPO4

CuPO4 is a thermodynamically stable transition-metal phosphate semiconductor used in materials science research.

Crystal structure of CuPO4
Ground-state structure · Materials Project
Overview

About CuPO4

CuPO4 is a transition-metal phosphate that exists as a thermodynamically stable phase on the convex hull. As a semiconducting material, it represents a significant structural member of the phosphate family, characterized by its well-defined crystalline arrangements and robust chemical bonding. Its stability makes it an intriguing subject for fundamental investigations into the behavior of copper-based polyanionic frameworks. The material is primarily utilized in academic and industrial research settings focused on exploring new pathways for energy storage and electronic components. Its ability to maintain structural integrity under various conditions positions it as a valuable candidate for studying the interplay between transition metal centers and phosphate groups in complex oxide systems.

At a glance

Key Properties

Cross-validated computational properties for CuPO4, aggregated across 2 databases.

Band Gap

0.13–0.33 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
1 DFT source

Structures

21
2 databases, 5 space groups
Uses

Applications

Where CuPO4 is used.

Materials science researchFundamental electronic studiesSolid-state chemistry investigations
Reference

Frequently Asked Questions

Common questions about CuPO4, answered from cross-validated data.

What is CuPO4?

CuPO4 is a thermodynamically stable transition-metal phosphate semiconductor used in materials science research.

More questions
What is CuPO4 used for?
CuPO4 is used in materials science research, fundamental electronic studies, and solid-state chemistry investigations.
What is the band gap of CuPO4?
CuPO4 has a DFT-computed band gap of 0.13–0.33 eV across 21 reported structures.
Is CuPO4 a metal, semiconductor, or insulator?
With a band gap up to 0.33 eV it is a semiconductor.
Is CuPO4 thermodynamically stable?
Yes — CuPO4 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of CuPO4 are known?
21 structures of CuPO4 are reported across 2 databases, spanning 5 distinct space groups.
What elements does CuPO4 contain?
CuPO4 contains Cu, O, and P (3 elements).
Where does the data for CuPO4 come from?
CuPO4 data is cross-referenced from latticegraph.
Comparison

How It Compares

Within the transition-metal phosphates class.

Within the broader class of transition-metal phosphates, CuPO4 occupies a distinct niche compared to well-known battery cathode materials like LiFePO4 or LiMnPO4. While its siblings are frequently optimized for lithium-ion intercalation, CuPO4 provides a different structural perspective on how copper ions influence the electronic and geometric properties of the phosphate network, contrasting with the more widely commercialized iron and manganese counterparts.

Explore

Related Compounds

Other Transition-Metal Phosphates in the database.

Data sources & attribution
  • latticegraph — Lattice Graph Materials Intelligence Platform

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