Electrochemical performance of iron and cobalt tetrapyrazinoporphyrazines supported on multiwalled carbon nanotubes

Sen Liu, Jinhua Lu, Hejun Li, Yingbo Fei

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

Iron tetrapyrazinoporphyrazine (FePTpz) and cobalt tetrapyrazinoporphyrazines (CoPTpz) supported on multiwalled carbon nanotubes (MWCNTs) are prepared by solid phase synthesis method. The products are characterized by scanning and transmission electron microscopy. The electrocatalytic activity of the obtained MWCNTs-supported FePTpz and CoPTpz assemblies (MPTpz/MWCNTs) is measured by cyclic voltammetry and rotating disk electrode techniques in an oxygen-saturated 0.1M KOH. The results show that MPTpz/MWCNTs are more efficient than reference MPTpz. FePTpz/MWCNTs are more efficient for O2 reduction than CoPTpz/MWCNTs, both of FePTpz/MWCNTs and CoPTpz/MWCNTs exhibit a one-step, four-electron pathway for ORR.

Original languageEnglish
Title of host publicationAdvances in Chemical, Material and Metallurgical Engineering
Pages2155-2159
Number of pages5
Edition1
DOIs
StatePublished - 2013
Event2012 2nd International Conference on Chemical, Material and Metallurgical Engineering, ICCMME 2012 - Kunming, China
Duration: 15 Dec 201216 Dec 2012

Publication series

NameAdvanced Materials Research
Number1
Volume634-638
ISSN (Print)1022-6680

Conference

Conference2012 2nd International Conference on Chemical, Material and Metallurgical Engineering, ICCMME 2012
Country/TerritoryChina
CityKunming
Period15/12/1216/12/12

Keywords

  • Carbon nanotubes
  • Catalytic activity
  • Oxygen reduction
  • Tetrapyrazinoporphyrazine

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