LiCrO2

Lithium chromite · Lithium chromium oxide

Lithium chromite is a ceramic material characterized by its layered crystalline structure. It is primarily investigated for its potential utility in electrochemical energy storage systems and as a precursor for advanced functional materials.

Crystal structure of LiCrO2 (trigonal, R-3m (No. 166))
Ground-state structure · Materials Project
Overview

Key Properties

Cross-validated computational properties for Lithium chromite, aggregated across 3 databases.

Band Gap

1.77–3.30 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

24
3 databases, 5 space groups
Crystallography

Reported Structures

Lowest-energy structures reported for LiCrO2, ranked by energy above hull.

Space GroupCrystal SystemBand Gap (eV)E above hull (eV/atom)E/atom (eV)Density (g/cm³)
R-3m (No. 166)trigonal3.120.0000-7.7734.31
Fd-3m (No. 227)cubic3.300.0016-7.7724.31
P63mc (No. 186)hexagonal2.970.0340-7.7394.05
I41/amd (No. 141)tetragonal1.770.0379-7.7354.16
Fm-3m (No. 225)cubic0.001.1046-6.6684.83
R-3m (No. 166)Trigonal4.32
I41/amd (No. 141)Tetragonal4.51
I41/amd (No. 141)Tetragonal4.37
I41/amd (No. 141)Tetragonal4.16
P63mc (No. 186)Hexagonal4.22
P63mc (No. 186)Hexagonal4.36
P63mc (No. 186)Hexagonal4.05
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting LiCrO2.

Sol-Gel
Procedure available · ceder_solid_state
Sol-Gel
Procedure available · ceder_solid_state
Sol-Gel
Procedure available · ceder_solid_state
Uses

Applications

Where Lithium chromite is used.

Battery electrode researchCatalysis studiesSolid-state chemistry research
Reference

Frequently Asked Questions

Common questions about Lithium chromite, answered from cross-validated data.

What is LiCrO2?

Lithium chromite is a ceramic material characterized by its layered crystalline structure. It is primarily investigated for its potential utility in electrochemical energy storage systems and as a precursor for advanced functional materials.

More questions
What is LiCrO2 used for?
Lithium chromite (LiCrO2) is used in battery electrode research, catalysis studies, and solid-state chemistry research.
What is the band gap of LiCrO2?
Lithium chromite (LiCrO2) has a DFT-computed band gap of 1.77–3.30 eV across 24 reported structures.
Is LiCrO2 a metal, semiconductor, or insulator?
With a wide band gap up to 3.30 eV it is an insulator / wide-band-gap material.
Is LiCrO2 thermodynamically stable?
Yes — Lithium chromite (LiCrO2) sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of LiCrO2?
The lowest-energy reported polymorph of Lithium chromite (LiCrO2) is trigonal symmetry, space group R-3m (No. 166).
What is the density of LiCrO2?
The computed density of the ground-state structure of Lithium chromite (LiCrO2) is 4.31 g/cm³.
How many polymorphs of LiCrO2 are known?
24 structures of LiCrO2 are reported across 3 databases, spanning 5 distinct space groups.
How is LiCrO2 synthesized?
Literature-reported routes for LiCrO2 include sol-gel (3 procedures documented).
What elements does LiCrO2 contain?
Lithium chromite (LiCrO2) contains Cr, Li, and O (3 elements).
Where does the data for LiCrO2 come from?
LiCrO2 data is cross-referenced from materials_project, mpaloe, jarvis.
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Related Compounds

Other Lithium Oxides in the database.

Data sources & attribution
  • materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
  • mpaloe — Data from mpaloe.
  • jarvis — Data from JARVIS (NIST). Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020).

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