Synthesis of nitrogen-doped carbon catalyst from hydrothermally carbonized wood chips for oxygen reduction

Daina Upskuviene, Aldona Balciunaite, Audrius Drabavicius, Vitalija Jasulaitiene, Gediminas Niaura, Martynas Talaikis, Ance Plavniece, Galina Dobele, Aleksandrs Volperts, Aivars Zhurinsh, Yu Chuan Lin, Yu Wen Chen, Loreta Tamasauskaite-Tamasiunaite, Eugenijus Norkus

研究成果: 雜誌貢獻期刊論文同行評審

3 引文 斯高帕斯(Scopus)

摘要

An efficient carbon material was prepared using hydrothermal carbonization of birch-wood chips in the water under elevated pressure, subsequent chemical activation, and doping with nitrogen. The obtained catalyst had a large specific surface area of 2431 m2 g−1 and a high nitrogen content of 4.60 at.%. Most of the nitrogen was in the pyridinic-N (57.61 at.%) form. The synthesized material exhibits excellent electro-catalytic activity for the oxygen reduction reaction with an onset potential of 0.9 V versus the reversible hydrogen electrode, showing the 4e electrons transfer path in 0.1 M KOH solution.

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文章編號106797
期刊Catalysis Communications
184
DOIs
出版狀態已出版 - 11月 2023

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