| abstract |
PROBLEM TO BE SOLVED: To provide an electrode having substantially no or substantially negligible oxidation activity while maintaining a desired level of ionization activity, and an electrode provided with the electrode. To provide a chemical cell. SOLUTION: The electrode (11) of the present invention comprises a rare earth element simple substance and / or an oxide (13) containing a rare earth element, It is substantially composed of one or more metals selected from the group consisting of t, Pd, Rh, Ir, Ru, Ag, Ni and Au, or alloys thereof (12). Further, the electrochemical cell (1) of the present invention includes at least one such electrode on a solid electrolyte (15) having oxygen ion conductivity. |