Atomically Transition Metals on Self‐Supported Porous Carbon Flake Arrays as Binder‐Free Air Cathode for Wearable Zinc−Air Batteries
National University of Singapore · Nanjing University of Aeronautics and Astronautics · +1 more institution
Abstract
Metal single-atom materials with their high atom utilization efficiency and unique electronic structures usually show remarkable catalytic performances in many crucial chemical reactions. Herein, a facile and easily scalable "impregnation-carbonization-acidification" strategy for fabricating a class of single-atom-anchored (including cobalt and nickel single atoms) monolith as superior binder-free electrocatalysts for developing high-performance wearable Zn-air batteries is reported. The as-prepared single atoms, supported by N-doped carbon flake arrays grown on carbon nanofibers assembly (M SA@NCF/CNF), demonstrate the dual characteristics of excellent catalytic activity (reversible oxygen overpotential of…
Citation impact
- FWCI
- 38.86
- Percentile
- 100%
- References
- 37
Authors
8- DJDongxiao Ji
National University of Singapore, Nanjing University of Aeronautics and Astronautics
- FLFan Li
Peking University
- LLLinlin Li
Nanjing University of Aeronautics and Astronautics
- SPShengjie PengCorresponding
Nanjing University of Aeronautics and Astronautics
- DYDeshuang Yu
Nanjing University of Aeronautics and Astronautics
Topics & keywords
- Materials science
- Battery (electricity)
- Catalysis
- Overpotential
- Carbon fibers
- Chemical engineering
- Cathode
- Nanotechnology
- Affordable and clean energy