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Cited by 300

The DOI matches its Crossref record; 42 of the 42 references it cites were found in a registry or an index.

Edge-doping modulation of N, P-codoped porous carbon spheres for high-performance rechargeable Zn-air batteries

Chen, Si, Zhao, Lanling, Ma, Jizhen, Wang, Yueqing, Dai, Liming, Zhang, Jintao·2019·Nano Energy

Abstract

Abstract The development of low-cost efficient bifunctional oxygen electrocatalysts is of importance for optimizing the performance of metal-air batteries. By using manganese dioxide spheres as both the redox initiator and the self-sacrificing template for the in-situ interfacial polymerization of aniline monomers, we demonstrated a facile approach to preparing porous polyaniline spheres in the presence of phytic acid. Subsequent pyrolysis led to nitrogen and phosphorous co-doped carbon spheres (NPCSs) with highly porous structure and good bifunctional electrocatalytic activities for oxygen reduction reaction (ORR) and oxygen evolution reaction (OER). Specifically, NPCSs exhibited a comparable half-wave potential (0.83 V vs. RHE) to that of commercial Pt/C, but a larger current density, for ORR and was superior to RuO2 (overpotential, 320 mV) for OER with a smaller overpotential of 310 mV. The Density Functional Theory (DFT) calculations revealed firstly that the heteroatom-doping at the edges of the porous structure plays a dominate role in achieving the high bifunctional catalytic activities. Furthermore, the bifunctional oxygen electrocatalysis enabled the fabrication of high-performance Zn-air batteries in aqueous and solid-state electrolytes, exhibiting large energy density, high power density, and good cycling stability.

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Metadata

Authors
Chen, S., Zhao, L., Ma, J., Wang, Y., Dai, L., & Zhang, J.
Venue
Nano Energy
Publisher
Elsevier BV
Published
2019-06
Volume
60
Pages
536-544
ISSN
2211-2855 (ISSN-L)
OpenAlex
W2933950946
Cited by
300
References
42
FWCI
10.31
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Edge-doping modulation of N, P-codoped porous carbon spheres for high-performance rechargeable Zn-air batteries. https://app.cochat.ai/papers/10.1016/j.nanoen.2019.03.084
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Chen, S., Zhao, L., Ma, J., Wang, Y., Dai, L., & Zhang, J. (2019). Edge-doping modulation of N, P-codoped porous carbon spheres for high-performance rechargeable Zn-air batteries. Nano Energy. https://doi.org/10.1016/j.nanoen.2019.03.084

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