Wet-chemistry grafted active pyridinic nitrogen sites on holey graphene edges as high performance ORR electrocatalyst for Zn-Air batteries
Author(s)
Liu, Xu
Jiang, Lixue
Zhu, Zhengju
Chen, Shan
Dou, Yuhai
Liu, Porun
Wang, Yun
Yin, Huajie
Tang, Zhiyong
Zhao, Huijun
Year published
2019
Metadata
Show full item recordAbstract
We report a widely applicable graphene edge functionalization method to increase oxygen reduction reaction electrocatalytic activity by chemically crafting diamino-benzene derivatives to ortho-quinone sites on holey graphene edges trough simple condensation reaction. The Zn-air batteries assembled by the resultant electrocatalyst outperform those constructed by Pt/C electrocatalyst.We report a widely applicable graphene edge functionalization method to increase oxygen reduction reaction electrocatalytic activity by chemically crafting diamino-benzene derivatives to ortho-quinone sites on holey graphene edges trough simple condensation reaction. The Zn-air batteries assembled by the resultant electrocatalyst outperform those constructed by Pt/C electrocatalyst.
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Journal Title
Materials Today Energy
Volume
11
Subject
Nanomaterials
Chemical sciences
Engineering
Science & Technology
Technology
Materials Science, Multidisciplinary
Materials Science
Oxygen reduction reaction