There is provided a lithium composite oxide sintered plate capable of greatly improving the discharge capacity when incorporated as a positive electrode in a lithium ion secondary battery. The lithium composite oxide sintered plate is composed of a lithium...

[Object] To provide a ceramic sintered body, a high-temperature-use member, and an electrochemical device that contain a small amount of rare-earth element. [Solution] A ceramic sintered body includes 95% by mass or more of a component having a composition...

Adjacent two segmented-in-series type SOFCs (100), (100) are connected to each other with a metallic connecting member (300). A "left side end portion of the connecting member (300)" and an "interconnector (30) electrically connected to an air electrode (6...

Adjacent two segmented-in-series type SOFCs (100), (100) are connected to each other with a metallic connecting member (300). A "left side end portion of the connecting member (300)" and an "interconnector (30) electrically connected to an air electrode (6...

An inorganic ion conductor including a trivalent metallic element, a pentavalent metallic element, phosphorus, and oxygen.

A material for a solid oxide fuel cell including a compound of Chemical Formula 1: Chemical Formula 1 Ba a Sr b Co x Fe y M 1-x-y O 3-´ wherein M represents at least one of a transition metal element or a lanthanide element, a and the b are in a range of ...

The present invention provides electrolyte sheets for solid oxide fuel cells, the electrolyte sheets being able to improve their adhesion to electrode films formed on both surfaces thereof and being also able to improve electric power generation characteri...

The present invention provides a composite oxide for a high performance solid oxide fuel cell which can be fired at a relatively low temperature, and which has little heterogeneous phases of impurities other than the desired composition. The composite oxid...

A lanthanum gallate-based sintered body comprises a base material formed of lanthanum gallate-based oxide, and grains having a KNiFstructure and/or grains having a layered perovskite structure are dispersed into the base material. Consequently, the lanthan...