Aloe peel-derived honeycomb-like bio-based carbon with controllable morphology and its superior electrochemical properties for new energy devices

This study provides an efficient strategy for fabricating morphology-controllable porous bio-based carbon with higher specific surface area that exhibits significant potential for new energy devices

Ziqi Wang; Sining Yun; Xiaodong Wang; Chen Wang; Yiming Si; Yangliang Zhang; Hongfei Xu

2018

Scholarcy highlights

  • In this study, aloe peel-derived honeycomb-like porous carbons are controllably prepared by combining simple hydrothermal carbonization with chemical activation
  • As a working electrode in supercapacitors, a high specific capacitance of 264 F g−1 at 0.5 A g−1 is achieved in a three-electrode system
  • A high retention rate of ∼77.45% and superior cycling performance are demonstrated
  • This study provides an efficient strategy for fabricating morphology-controllable porous bio-based carbon with higher specific surface area that exhibits significant potential for new energy devices

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