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  • 标题:Two-electron oxygen reduction on fullerene C60-carbon nanotubes covalent hybrid as a metal-free electrocatalyst
  • 本地全文:下载
  • 作者:Aliyeh Hasanzadeh ; Alireza Khataee ; Mahmoud Zarei
  • 期刊名称:Scientific Reports
  • 电子版ISSN:2045-2322
  • 出版年度:2019
  • 卷号:9
  • 期号:1
  • 页码:1-13
  • DOI:10.1038/s41598-019-50155-7
  • 出版社:Springer Nature
  • 摘要:Nanocarbon materials are considered to be active for electrochemical oxygen reduction reaction (ORR) for hydrogen peroxide (H 2 O 2 ) synthesis. In the present work, a new type of fullerene 60 (C 60 )-carbon nanotubes (CNTs) hybrid with covalently attached C 60 onto outer surface of CNTs was synthesized. The structure of C 60 -CNT hybrid was confirmed by physical and chemical characterizations and its conformation is proposed featuring the covalent incorporation of CNTs and C 60 derivative. C 60 -CNT hybrid showed high efficiencies on electro-generating H 2 O 2 , owing to huge surface area and intermolecular electron-transfer in the hybrid structure. A high H 2 O 2 production rate of 4834.57 mg L -1 h -1 (426.58 mmol L -1 ) was achieved at - 0.2 V vs saturated calomel electrode (SCE).
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