Get 20M+ Full-Text Papers For Less Than $1.50/day. Start a 14-Day Trial for You or Your Team.

Learn More →

Effect of CaF2 on the sintering and thermal expansion of La0.85Sr0.15Cr0.95O3

Effect of CaF2 on the sintering and thermal expansion of La0.85Sr0.15Cr0.95O3 J Mater Sci (2006) 41:6185–6188 DOI 10.1007/s10853-006-0161-1 LETTE R Effect of CaF on the sintering and thermal expansion of La Sr Cr O 0.85 0.15 0.95 3 Xifeng Ding Æ Lucun Guo Received: 23 September 2004 / Accepted: 29 September 2005 / Published online: 1 August 2006 Springer Science+Business Media, LLC 2006 Lanthanum chromite based perovskite have been widely chromium deficient lanthanum calcium chromites (La 0.7- accepted as ceramic interconnects and as protecting layers Ca Cr O , y = 0.02) could be sintered to 94% theoretical 0.3 1)y 3 for metallic interconnects in solid oxide fuel cells (SOFCs) density at 1,200 C in air. Small particle sizes of the starting because of thier high electronic conductivity, chemical powders prepared by chemical process are usually beneficial stability in both oxidizing and reducing atmospheres as to lower the sintering temperature [7]. Doping with sintering well as their chemical and thermo-mechanical compati- additives is another effective method to densify LaCrO .A bility with other cell components under operating condi- small amount of Sr (VO ) [8] was found to produce high 3 4 2 tions [1, 2]. Strontium-doped LaCrO has emerged as a density LaCrO -based perovskite materials sintered at 3 http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Materials Science Springer Journals

Effect of CaF2 on the sintering and thermal expansion of La0.85Sr0.15Cr0.95O3

Ding, Xifeng; Guo, Lucun
Journal of Materials Science , Volume 41 (18) – Aug 1, 2006
Download PDF
4 pages

Loading next page...
 
/lp/springer-journals/effect-of-caf-2-on-the-sintering-and-thermal-expansion-of-la-0-85-sr-0-AqWGmBNY0a

References (16)

Publisher
Springer Journals
Copyright
Copyright © 2006 by Springer Science+Business Media, LLC
Subject
Materials Science; Materials Science, general; Characterization and Evaluation of Materials; Polymer Sciences; Continuum Mechanics and Mechanics of Materials; Crystallography and Scattering Methods; Classical Mechanics
ISSN
0022-2461
eISSN
1573-4803
DOI
10.1007/s10853-006-0161-1
Publisher site
See Article on Publisher Site

Abstract

J Mater Sci (2006) 41:6185–6188 DOI 10.1007/s10853-006-0161-1 LETTE R Effect of CaF on the sintering and thermal expansion of La Sr Cr O 0.85 0.15 0.95 3 Xifeng Ding Æ Lucun Guo Received: 23 September 2004 / Accepted: 29 September 2005 / Published online: 1 August 2006 Springer Science+Business Media, LLC 2006 Lanthanum chromite based perovskite have been widely chromium deficient lanthanum calcium chromites (La 0.7- accepted as ceramic interconnects and as protecting layers Ca Cr O , y = 0.02) could be sintered to 94% theoretical 0.3 1)y 3 for metallic interconnects in solid oxide fuel cells (SOFCs) density at 1,200 C in air. Small particle sizes of the starting because of thier high electronic conductivity, chemical powders prepared by chemical process are usually beneficial stability in both oxidizing and reducing atmospheres as to lower the sintering temperature [7]. Doping with sintering well as their chemical and thermo-mechanical compati- additives is another effective method to densify LaCrO .A bility with other cell components under operating condi- small amount of Sr (VO ) [8] was found to produce high 3 4 2 tions [1, 2]. Strontium-doped LaCrO has emerged as a density LaCrO -based perovskite materials sintered at 3

Journal

Journal of Materials Science – Springer Journals

Published: Aug 1, 2006

There are no references for this article.