The production of carbon microtubes by the carbonization of catkins and their use in the oxygen reduction reaction

M. A. Yanwen, Jin Zhao, Lingrong Zhang, Yu Zhao, Quli Fan, Xing'ao Li, Zheng Hu, Wei Huang

科研成果: 期刊稿件文章同行评审

75 引用 (Scopus)

摘要

Willow or poplar catkins were carbonized to prepare carbon microtubes (CMTs) due to their natural micro-tubular structure. After carbonization at temperatures of 550-950 ° C, CMTs with outer and inner diameters of 4-8 and 3-7 lm were obtained. In addition to having a large and accessible inner tube, a small amount of nitrogen (∼ 1.8 at.%) and phosphorus (∼ 0.4 at.%) dopants cause CMTs prepared at 750 ° C to be a cheap metal-free catalyst with good catalytic activity in the oxygen reduction reaction.

源语言英语
页(从-至)5292-5297
页数6
期刊Carbon
49
15
DOI
出版状态已出版 - 12月 2011
已对外发布

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