Synthesis of nanocrystalline materials for SOFC applications by acrylamide polymerisation

  • A. Tarancón
  • , G. Dezanneau
  • , J. Arbiol
  • , F. Peiró
  • , J. R. Morante

Research output: Contribution to journalConference articlepeer-review

Abstract

Ultrafine powders with applicability in solid oxide fuel cells (SOFCs) were prepared by a novel method based on a polyacrylamide gel-combustion process: Zr0.84Y0.16O1.92 (8YSZ), Ce0.8Gd0.2O1.9 (CGO), La0.9Sr0.1Ga0.8Mg0.2O2.85 (LSGM), La2Mo2O9, La0.8Sr0.2CoO3-δ (LSC) and La0.8Sr0.2FeO3-δ (LSF). Synthesized powders present desirable characteristics for powder consolidation and sintering, including nanometric crystal size (10-40 nm), narrow size distribution and the possibility of aggregate disagglomeration via soft ball milling. A classical screen-printing method is presented as a novel thin dense layer deposition technique. First results on deposition of quasi-full-density thin films of 8YSZ (around 5 μm thick) were obtained at a sintering temperature of 1300 °C with sintering times of 10 h in air.

Original languageEnglish
Pages (from-to)256-264
Number of pages9
JournalJournal of Power Sources
Volume118
Issue number1-2
DOIs
Publication statusPublished - 25 May 2003
Externally publishedYes
EventScientific Advances in Fuel Cell Systems - Amsterdam, Netherlands
Duration: 25 Sept 200226 Sept 2002

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Acrylamide
  • Dense electrolyte
  • Methacrylamide
  • SOFC
  • Screen-printing
  • Synthesis

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