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- W2885750107 endingPage "13191" @default.
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- W2885750107 abstract "The oxygen reduction reaction (ORR) is of significant importance in the development of fuel cells. Now, cobalt-nitrogen-doped chiral carbonaceous nanotubes (l/d-CCNTs-Co) are presented as efficient electrocatalysts for ORR. The chiral template, N-stearyl-l/d-glutamic acid, induces the self-assembly of well-arranged polypyrrole and the formation of ordered graphene carbon with helical structures at the molecular level after the pyrolysis process. Co was subsequently introduced through the post-synthesis method. The obtained l/d-CCNTs-Co exhibits superior ORR performance, including long-term stability and better methanol tolerance compared to achiral Co-doped carbon materials and commercial Pt/C. DFT calculations demonstrate that the charges on the twisted surface of l/d-CCNTs are widely separated; as a result the Co atoms are more exposed on the chiral CCNTs. This work gives us a new understanding of the effects of helical structures in electrocatalysis." @default.
- W2885750107 created "2018-08-22" @default.
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- W2885750107 date "2018-09-04" @default.
- W2885750107 modified "2023-10-14" @default.
- W2885750107 title "Cobalt–Nitrogen‐Doped Helical Carbonaceous Nanotubes as a Class of Efficient Electrocatalysts for the Oxygen Reduction Reaction" @default.
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- W2885750107 doi "https://doi.org/10.1002/anie.201807854" @default.
- W2885750107 hasPubMedId "https://pubmed.ncbi.nlm.nih.gov/30548133" @default.
- W2885750107 hasPublicationYear "2018" @default.
- W2885750107 type Work @default.