The paper principle of carbon-based fibrous flexible supercapacitors and the preparation method of fibrous electrodes are briefly introduced.The current research status of three carbon-based fibrous flexible supercapacitors,namely graphene fiber,carbon fiber,and carbon nanotube fiber,is reviewed in detail,in which the characteristics and improvement schemes of each of the three carbon-based fibers are discussed in detail,and the practical applications of carbon-based fibrous flexible supercapacitors are briefly summarized.Finally,the problems and future research directions of carbon-based fibrous materials in the field of flexible supercapacitors are reviewed.
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