三维多孔碳few-layer nanosheets对氧气减少：（Three dimensional few-layer porous carbon nanosheets towards oxygen reduction）.pdfVIP

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三维多孔碳few-layer nanosheets对氧气减少：（Three dimensional few-layer porous carbon nanosheets towards oxygen reduction）.pdf

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Applied Catalysis B: Environmental 211 (2017) 148–156 Contents lists available at ScienceDirect Applied Catalysis B: Environmental j o u r na l h o m e pa g e : w w w. elsev /locate/apc atb Three dimensional few-layer porous carbon nanosheets towards oxygen reduction Jian Zhang a,1, Chenyu Zhang a,1, Yufeng Zhao b,∗ , Ibrahim Saana Amiinu a , Huang Zhou a , Xiaobo Liu a , Yongfu Tang b , Shichun Mu a,∗ a State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, Wuhan University of Technology, Wuhan 430070, China b Key Laboratory of Applied Chemistry, Yanshan University, Qinhuangdao 066004, China a r t i c l e i n f o a b s t r a c t Article history: Novel three dimensional (3D) porous carbon nanosheets with few layers are successfully prepared using Received 15 December 2016 intrinsically porous cellulose as carbon matrix only by means of calcination and KOH activation. Further, Received in revised form 4 March 2017 the N-doped 3D carbon nanosheets show high density of pyridinic N and extremely high speciﬁc sur- Accepted 12 April 2017 face area (1756 m2 g−1 ). As oxygen reduction catalyst, they possess an outperformed onset (E0 = −0.03 V) Available online 14 April 2017 and half-wave (E1/2 = −0.17 V) potential compared with the platinum (Pt) electrocatalyst (E0 = −0.05 V, E1/2 = −0.2 V) in an alkaline system. In addition, excellent electrochemical stability as well as improved Keywords: CO poisoning resi