Eggplant-derived microporous carbon sheets: towards mass production of efficient bifunctional oxygen electrocatalysts at low cost for rechargeable Zn–air batteries

Bing Li; Dongsheng Geng; Xinjing Shannon Lee; Xiaoming Ge; Jianwei Chai; Zhijuan Wang; Jie Zhang; Zhaolin Liu; T. S. Andy Hor; Yun Zong

doi:10.1039/C5CC01999K

Eggplant-derived microporous carbon sheets: towards mass production of efficient bifunctional oxygen electrocatalysts at low cost for rechargeable Zn–air batteries†

Bing Li,‡^a Dongsheng Geng,‡^a Xinjing Shannon Lee,‡^b Xiaoming Ge,^a Jianwei Chai,^a Zhijuan Wang,^a Jie Zhang,^a Zhaolin Liu,*^a T. S. Andy Hor*^ac and Yun Zong*^a

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* Corresponding authors

^a Institute of Materials Research and Engineering, A*STAR (Agency for Science, Technology and Research), 3 Research Link, Singapore 117602, Republic of Singapore
E-mail: zl-liu@imre.a-star.edu.sg, y-zong@imre.a-star.edu.sg

^b National Junior College, 37 Hillcrest Road, Singapore 288913, Republic of Singapore

^c Department of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Republic of Singapore
E-mail: andyhor@nus.edu.sg

Abstract

We report 2D microporous carbon sheets with high surface area, derived from eggplant via simple carbonization and KOH activation, as low cost yet efficient bifunctional catalysts for high performance rechargeable zinc–air batteries.

Chemical Communications

Eggplant-derived microporous carbon sheets: towards mass production of efficient bifunctional oxygen electrocatalysts at low cost for rechargeable Zn–air batteries†

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Eggplant-derived microporous carbon sheets: towards mass production of efficient bifunctional oxygen electrocatalysts at low cost for rechargeable Zn–air batteries

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