Journal of Synthetic Crystals, Volume. 49, Issue 4, 665(2020)
Zn-N Codoped Carbon with Leaf-shaped for Highly Efficient Oxygen Reduction Reaction
The development of carbon-based oxygen reduction reaction (ORR) catalysts to substitute the expensive and unstable platinum-based ORR catalysts is of great importance for their optimal utilization in energy conversion and storage. Here, Zn, N codoped carbon with leaf-shaped was prepared using leaf-shaped Zeolitic Imidazolate Framework (ZIF-L) as precursor via thermal annealing under NH3. As a result, the as-synthesized Zn-N-C presents outstanding ORR onset-potential (0.95 V), half-wave potential (0.80 V), and diffusion limiting current density (5.57 mA?cm-2), that is similar to that at commercial Pt/C catalyst in alkaline electrolyte.
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DIAO Jinxiang, WANG Fan, LIU Xiaojie. Zn-N Codoped Carbon with Leaf-shaped for Highly Efficient Oxygen Reduction Reaction[J]. Journal of Synthetic Crystals, 2020, 49(4): 665
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Received: --
Accepted: --
Published Online: Jun. 15, 2020
The Author Email: Jinxiang DIAO (diaojinxiang@126.com)
CSTR:32186.14.