Journal Pre-proof Highly active N, O-doped hierarchical porous carbons for high-energy supercapacitors Ziyang Zhou, Ling Miao, Hui Duan, Zhiwei Wang, Yaokang Lv, Wei Xiong, Dazhang Zhu, Liangchun Li, Mingxian Liu, Lihua Gan PII: S1001-8417(20)30086-3 DOI: https://doi.org/10.1016/j.cclet.2020.02.026 Reference: CCLET 5467 To appear in: Chinese Chemical Letters Received Date: 6 January 2020 Revised Date: 4 February 2020 Accepted Date: 13 February 2020 Please cite this article as: Zhou Z, Miao L, Duan H, Wang Z, Lv Y, Xiong W, Zhu D, Li L, Liu M, Gan L, Highly active N, O-doped hierarchical porous carbons for high-energy supercapacitors, Chinese Chemical Letters (2020), doi: https://doi.org/10.1016/j.cclet.2020.02.026 This is a PDF ﬁle of an article that has undergone enhancements after acceptance, such as the addition of a cover page and metadata, and formatting for readability, but it is not yet the deﬁnitive version of record. This version will undergo additional copyediting, typesetting and review before it is published in its ﬁnal form, but we are providing this version to give early visibility of the article. Please note that, during the production process, errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain. © 2019 Published by Elsevier.