Synthesize and characterization of ceria based nano-composite materials for low temperature solid oxide fuel cell

  • M. Ajmal Khan
  • , Cheng Xu
  • , Zhenlun Song
  • , Rizwan Raza
  • , Muhammad Ashfiq Ahmad
  • , Ghazanfar Abbas
  • , Bin Zhu

Research output: Contribution to journalArticlepeer-review

27 Scopus citations

Abstract

The present study is focused on ceria based mixed (ionic and electronic conductor) composite Al0.05Ni0.1Ti0.05Zn0.80-SDC (ATZN-SDC) oxide material was prepared by solid state reaction, which can be used as anode materials for solid oxide fuel cell. The effect of Ti and Al oxides were analyzed on the NiZn-SDC composite with respect to its conductivity and catalytic activity in hydrogen atmosphere. The average crystallite size of the composite was found to be 40–100 nm by XRD and SEM. The DC conductivity was determined by 4-probe technique. The electrochemical impedance spectrum (EIS) was also examined in hydrogen atmosphere within a temperature range of 350–550 °C. The maximum power density 370 mW/cm2 was achieved at 650 °C.

Original languageEnglish
Pages (from-to)6310-6317
Number of pages8
JournalInternational Journal of Hydrogen Energy
Volume43
Issue number12
DOIs
StatePublished - 22 Mar 2018
Externally publishedYes

Keywords

  • LTSOFC
  • Nanocomposite anode
  • Nanostructure
  • NiZn-SDC composite
  • Non-symmetrical fuel cell

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