Li3CrPCO7

Li3CrPCO7 is a complex, metastable transition-metal phosphate that functions as an electrical insulator.

Crystal structure of Li3CrPCO7
Ground-state structure · Materials Project
Overview

About Li3CrPCO7

Li3CrPCO7 belongs to the diverse family of transition-metal phosphates, representing a complex inorganic framework that incorporates lithium, chromium, phosphorus, carbon, and oxygen. As a wide-gap insulator, its electronic structure is defined by localized states that distinguish it from more conductive metallic or semi-metallic materials.

While this compound is classified as metastable, its existence within structural databases highlights its importance in fundamental materials research. It serves as a model for understanding how transition metals coordinate within phosphate-based anion networks to influence overall structural stability and potential ion mobility.

At a glance

Key Properties

Cross-validated computational properties for Li3CrPCO7, aggregated across 2 databases.

Band Gap

0.17–3.01 eV
Range across DFT structures

Energy Above Hull

0.075 eV/atom
Best (lowest) across sources

Stability

Metastable
1 DFT source

Structures

13
2 databases, 4 space groups
Uses

Applications

Where Li3CrPCO7 is used.

Fundamental materials researchSolid-state chemistry studiesExploratory battery electrode development
Reference

Frequently Asked Questions

Common questions about Li3CrPCO7, answered from cross-validated data.

What is Li3CrPCO7?

Li3CrPCO7 is a complex, metastable transition-metal phosphate that functions as an electrical insulator.

More questions
What is Li3CrPCO7 used for?
Li3CrPCO7 is used in fundamental materials research, solid-state chemistry studies, and exploratory battery electrode development.
What is the band gap of Li3CrPCO7?
Li3CrPCO7 has a DFT-computed band gap of 0.17–3.01 eV across 13 reported structures.
Is Li3CrPCO7 a metal, semiconductor, or insulator?
With a wide band gap up to 3.01 eV it is an insulator / wide-band-gap material.
Is Li3CrPCO7 thermodynamically stable?
Li3CrPCO7 has a lowest energy above hull of 0.075 eV/atom (metastable).
How many polymorphs of Li3CrPCO7 are known?
13 structures of Li3CrPCO7 are reported across 2 databases, spanning 4 distinct space groups.
What elements does Li3CrPCO7 contain?
Li3CrPCO7 contains C, Cr, Li, O, and P (5 elements).
Where does the data for Li3CrPCO7 come from?
Li3CrPCO7 data is cross-referenced from latticegraph.
Comparison

How It Compares

Within the transition-metal phosphates class.

Within the broader class of transition-metal phosphates, Li3CrPCO7 occupies a distinct niche compared to well-known battery materials like LiFePO4 or LiMnPO4. Unlike these standard olivine-structured cathodes, which are prized for their thermodynamic stability and reversible cycling, Li3CrPCO7 represents a more exotic composition that challenges traditional structural paradigms found in simpler systems like LiCrP2O7.

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Related Compounds

Other Transition-Metal Phosphates in the database.

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

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