Electrocatalysts for Zinc–Air Batteries Featuring Single Molybdenum Atoms in a Nitrogen‐Doped Carbon Framework
Korea Advanced Institute of Science and Technology · Creative Research · +5 more institutions
Abstract
Abstract Bifunctional catalysts can facilitate two different electrochemical reactions with conflicting characteristics. Here, a highly reversible bifunctional electrocatalyst for rechargeable zinc–air batteries (ZABs) is reported featuring a “core–shell structure” in which N‐doped graphene sheets wrap around vanadium molybdenum oxynitride nanoparticles. Single Mo atoms are released from the particle core during synthesis and anchored to electronegative N‐dopant species in the graphitic shell. The resultant Mo single‐atom catalysts excel as active oxygen evolution reaction (OER) sites in pyrrolic‐N and as active oxygen reduction reaction (ORR) sites in pyridinic‐N environments. ZABs with such bifunctional and…
Citation impact
- FWCI
- 15.92
- Percentile
- 100%
- References
- 49
Authors
8- JBJayaraman Balamurugan
Korea Advanced Institute of Science and Technology, Creative Research
- MAMuthu Austeria P
Jeonju National University of Education, Jeonbuk National University
- JBJun Beom Kim
Korea Advanced Institute of Science and Technology, Creative Research
- EJEun‐Suk Jeong
Jeonju National University of Education, Jeonbuk State Institute, Jeonbuk National University
- HHHsin‐Hui Huang
Japan Fine Ceramics Center
Topics & keywords
- Bifunctional
- Materials science
- Electrocatalyst
- Catalysis
- Molybdenum
- Carbon fibers
- Dopant
- Graphene