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VO2 Nanostructures for Batteries and Supercapacitors: A Review
Ziyauddin Khan1, Prem Singh2, Sajid Ali Ansari3
1Laboratory of Organic Electronics, Department of Science and Technology, Linköping University, Norrköping, SE-60174, Sweden.
Small (Weinheim an Der Bergstrasse, Germany)
|December 28, 2020
Summary
Vanadium dioxide (VO2) nanostructures show promise for energy storage. This review details their synthesis and applications in Li-ion batteries, Na-ion batteries, and supercapacitors, highlighting performance improvements.
Area of Science:
- Materials Science
- Nanotechnology
- Electrochemistry
Background:
- Vanadium dioxide (VO2) exhibits unique properties, driving interest in its applications.
- The VO2 (B) polymorph is particularly relevant for energy storage as an electrode material.
- VO2 nanostructures demonstrate distinct energy storage behaviors compared to bulk materials.
Purpose of the Study:
- To systematically review the synthesis of various vanadium dioxide (VO2) nanostructures.
- To provide a detailed overview of VO2 nanostructures' applications in energy storage devices.
- To discuss the current status and challenges of VO2 nanostructures as electrode materials.
Main Methods:
- Summarization of synthesis methods for diverse VO2 nanostructures (nanowires, nanorods, nanobelts, nanotubes, etc.).
- Categorical description of energy storage applications, including Li-ion batteries, Na-ion batteries, and supercapacitors.
- Analysis of composite materials incorporating VO2 nanostructures for enhanced performance.
Main Results:
- Progress in synthesizing various VO2 nanostructure morphologies is summarized.
- VO2 nanostructures and their composites show significant potential in Li-ion batteries, Na-ion batteries, and supercapacitors.
- Specific nanostructure types and composite strategies lead to improved energy storage capabilities.
Conclusions:
- VO2 nanostructures offer a promising platform for advanced energy storage solutions.
- Further research into synthesis and composite design can optimize performance for future applications.
- Addressing current challenges will unlock the full potential of VO2 nanostructures as electrode materials.
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