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

Research output: Contribution to journalArticlepeer-review

3 Citations (Scopus)

Abstract

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.

Original languageEnglish
Article number106797
JournalCatalysis Communications
Volume184
DOIs
Publication statusPublished - 2023 Nov

All Science Journal Classification (ASJC) codes

  • Catalysis
  • General Chemistry
  • Process Chemistry and Technology

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