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Titanium dioxide-based anode materials for lithium-ion batteries: structure and synthesis.
Huili Shi1, Chaoyun Shi1, Zhitong Jia1
1College of Chemistry and Chemical Engineering, Guizhou University Guiyang 550025 China.
RSC Advances
|December 12, 2022
Summary
Titanium dioxide (TiO2) shows promise as an anode material for lithium-ion batteries (LIBs) due to its low cost and non-toxicity. Enhancing its electrical conductivity through various nanostructures and composites is key to improving LIB performance.
Area of Science:
- Materials Science
- Electrochemistry
- Energy Storage
Background:
- Lithium-ion batteries (LIBs) are crucial for energy storage and electronics, demanding advanced anode materials.
- Titanium dioxide (TiO2) is a cost-effective and non-toxic anode material with potential for LIBs.
- Poor electrical conductivity of TiO2 hinders its electrochemical performance and widespread application.
Purpose of the Study:
- To review TiO2 polymorphs and their structures.
- To discuss the preparation and electrochemical performance of various TiO2 nanostructures (nanoparticles, nanowires, nanotubes, nanospheres).
- To explore TiO2 composite materials with carbon, silicon, and metals for enhanced LIB anodes.
Main Methods:
- Literature review of TiO2 polymorphs.
- Analysis of preparation methods for different TiO2 morphologies.
- Discussion of electrochemical performance data for TiO2-based anodes.
- Review of composite material strategies.
Main Results:
- TiO2 exhibits potential as a LIB anode material.
- Nanostructuring and compositing significantly influence TiO2's electrochemical properties.
- Various TiO2 morphologies and composites show promise in overcoming conductivity limitations.
Conclusions:
- TiO2-based materials are promising for next-generation LIB anodes.
- Further research into nanostructuring and composite design is essential for optimizing TiO2 anode performance.
- Addressing electrical conductivity remains a critical challenge for TiO2 in LIB applications.
