Chemical Engineering Journal 336 (2018) 679–689 Contents lists available at ScienceDirect Chemical Engineering Journal journal homepage: www.elsevier.com/locate/cej Two-dimensional porous ZnCo O thin sheets assembled by 3D nanoﬂake 2 4 array with enhanced performance for aqueous asymmetric supercapacitor a a a a a a a Jikui Zhu , Dianmei Song , Tao Pu , Jie Li , Biao Huang , Wensong Wang , Chenglan Zhao , a a,b, Li Xie , Lingyun Chen School of Chemistry and Chemical Engineering, Chongqing University, Chongqing 400044, China National-Municipal Joint Engineering Laboratory for Chemical Process Intensiﬁcation and Reaction, School of Chemistry and Chemical Engineering, Chongqing University, Chongqing 400044, China GR APHICAL A BSTRACT ARTICLE I NFO ABSTRACT Keywords: As a promising electrode material for supercapacitor, two dimensional (2D) porous cobaltite with spinel ZnCo O thin sheets 2 4 structure shows high speciﬁc capacitance, long cycle life and especially high energy density, which have great Two dimensional materials potential in electrochemical energy storage. In the present work, we demonstrated for the ﬁrst synthesis of 2D Porous materials porous ZnCo O thin sheets (CQU-Chen-Zn-Co-O-2) with micro-mesoporous structure and high speciﬁc surface 2 4 Asymmetric supercapacitors 2 –1 area of 89.63, 151.65 and 63.72 m ·g through
Chemical Engineering Journal – Elsevier
Published: Mar 15, 2018
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