气凝胶
超级电容器
纳米纤维素
材料科学
纳米技术
纳米材料
电极
纤维素
电化学
化学工程
化学
工程类
物理化学
作者
Kiran I. Nargatti,Aditya Subhedar,Sandeep S. Ahankari,Andrews Nirmala Grace,Alain Dufresne
标识
DOI:10.1016/j.carbpol.2022.120039
摘要
Recently, in response to the challenges related to energy development and environmental issues, extensive efforts are being made towards the development of supercapacitors based on green and sustainable resources. Aerogel electrodes offer high energy/power autonomy, fast charge-discharge rates, and long charge/discharge cycles over composite film electrodes due to their unique structure, ultra-lightness, high porosity, and large specific surface area. Nanocellulose (NC), a sustainable nanomaterial, has gained popularity as a supercapacitor electrode material owing to its remarkable properties such as biodegradability, tunable surface chemistry, ability to develop 3D aerogel structures, etc. This comprehensive review summarizes the research progress on developing NC-based aerogels for supercapacitor applications. First, the fundamentals of NC extraction from cellulose sources and aerogel processing routes are discussed. An attempt is made to correlate the electrochemical performance of NC-based electrodes with their aerogel structures. Finally, challenges and future prospects for the advancement of NC-based aerogels are addressed.
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