Japan Science and Technology Agency

Hiroki Takahashi

Hideo Hosono

Toshiharu Yokoyama

Yoshitake Toda

Shintaro Ishiyama

Masami Taguchi

An electrolytic cell capable of simply electrolyzing carbon dioxide into carbon monoxide and oxygen with low activation energy, and an electrolytic device. The carbon dioxide electrolytic cell includes a cathode, an anode, and a solid electrolyte having oxide ion conductivity. The cathode is the following (A) or (B); (A) a metal and a first mayenite-type compound are included therein or (B) a metal and a second mayenite-type compound are included therein, said second mayenite type compound including a mayenite type compound having electron conductivity.

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Akita, Japan

Hiroki Takahashi