한국전기화학회

Vol.11, No.2, May 2008

Effect of the A-site Deficieny of ABO3 type (La0.75Sr0.25)1-xFeO3-δ Used as Cathode Materials for SOFC on the Electrode Properties고체산화물 연료전지의 공기극용 ABO3구조의 (La0.75Sr0.25)1-xFeO3-δ의 A-site변화에 따른 전극 특성 연구: JKES Vol.11, No.2, pp.89~94, May 2008; DOI : 10.5229/JKES.2008.11.2.089

Ju-Hyun Park, Seung-Bok Lee, Hui-Jeong Son, Tak-Hyoung Lim, Soon-Gil Yoon, Dong-Ryul Shin, and Rak-Hyun Song박주현·이승복·손희정·임탁형·윤순길·신동렬·송락현

Advanced Fuel Cell Research Center, Korea Institute of Energy Research, Yuseong, Daejon, 305-600, Korea Department of Material Engineering, Chungnam National Univ, Yuseong, Daejon, 305-764, Korea 한국에너지기술연구원 신연료전지연구센터 충남대학교 재료공학과

We synthesized and investigated (La0.75Sr0.25)1-xFeO3-δ perovskite oxides having different stoichiomety (x = 0, 0.02, 0.04, 0.06, 0.08) as cathode materials. SEM images and XRD patterns reveal that the synthesized powder has uniform size distribution and

Keyword : Glycine nitrate process, (La0.75Sr0.25)1-xFeO3-δ, Cathode, 4-Point dc conductivity, AC impedance spectroscopy.

[NEXT] Preparation and Electrochemical Characterization of ZrO2/Ti Electrode by ESD Coating Method

JKES

Vol.11, No.2, May 2008