Oxygen Reduction Reaction at LaNiO3 Supported by Au Ring in Li/Na Eutectic Carbonate with La2O3

被引:2
作者
Matsuzawa, K. [1 ]
Esaki, Y. [1 ]
Takeuchi, Y. [1 ]
Watanabe, K. [1 ]
Kohno, Y. [1 ]
Ota, K. [1 ]
Mitsushima, S. [1 ]
机构
[1] Yokohama Natl Univ, Green Hydrogen Res Ctr, Yokohama, Kanagawa 2408501, Japan
来源
MOLTEN SALTS AND IONIC LIQUIDS 18 | 2012年 / 50卷 / 11期
关键词
MOLTEN-CARBONATE; FUEL-CELLS; CATHODE DISSOLUTION; SOLUBILITY; KINETICS; NIO; IMPROVEMENT; ELECTRODES; SYSTEMS; OXIDES;
D O I
10.1149/05011.0403ecst
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
In order to improve the performance of molten carbonates fuel cells, we have investigated the catalytic activity of LaNiO3 and NiO for the oxygen reduction reaction (ORR) on a meniscus electrode in Li/Na eutectic carbonates with La oxide. The apparent current density (i(0)) of LaNiO3 was slightly smaller than that of NiO. The partial pressure of CO2 (p(CO2)) and O-2 (p(O2)) dependences of ORR were obtained on LaNiO3 and NiO, and the reaction mechanism of ORR on LaNiO3 was almost same to that on NiO at 923 K.
引用
收藏
页码:403 / 409
页数:7
相关论文
共 44 条
[1]   Fuel cells: History and updating. A walk along two centuries [J].
Andujar, J. M. ;
Segura, F. .
RENEWABLE & SUSTAINABLE ENERGY REVIEWS, 2009, 13 (09) :2309-2322
[2]   REDUCTION OF OXYGEN IN ALKALI CARBONATE MELTS [J].
APPLEBY, AJ ;
NICHOLSON, SB .
JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 1977, 83 (02) :309-328
[3]   REDUCTION OF OXYGEN IN MOLTEN LITHIUM-CARBONATE [J].
APPLEBY, AJ ;
NICHOLSO.S .
JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 1974, 53 (01) :105-119
[4]   REDUCTION OF OXYGEN ON SILVER ELECTRODES IN TERNARY ALKALI CARBONATE EUTECTIC MELT [J].
APPLEBY, AJ ;
NICHOLSON, SB .
JOURNAL OF THE ELECTROCHEMICAL SOCIETY, 1980, 127 (03) :759-760
[5]   Issues in fuel cell commercialization [J].
Appleby, AJ .
JOURNAL OF POWER SOURCES, 1996, 58 (02) :153-176
[6]   MOLTEN CARBONATE FUEL-CELL CATHODE MATERIALS STUDY [J].
BAUMGARTNER, CE ;
ARENDT, RH ;
IACOVANGELO, CD ;
KARAS, BR .
JOURNAL OF THE ELECTROCHEMICAL SOCIETY, 1984, 131 (10) :2217-2221
[7]   Large stationary fuel cell systems: Status and dynamic requirements [J].
Bischoff, M .
JOURNAL OF POWER SOURCES, 2006, 154 (02) :461-466
[8]   DEVELOPMENT OF MATERIALS AND PRODUCTION TECHNOLOGIES FOR MOLTEN-CARBONATE FUEL-CELLS [J].
BOHME, O ;
LEIDICH, FU ;
SALGE, HJ ;
WENDT, H .
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY, 1994, 19 (04) :349-355
[9]  
Cassir M., 1999, Plasmas & Ions, V2, P3, DOI 10.1016/S1288-3255(99)80006-9
[10]   Modified nickel oxides as cathode materials for MCFC [J].
Daza, L ;
Rangel, CM ;
Baranda, J ;
Casais, MT ;
Martínez, MJ ;
Alonso, JA .
JOURNAL OF POWER SOURCES, 2000, 86 (1-2) :329-333