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An electrode catalyst layer for a carbon dioxide electrolysis cell, and an electrolysis cell and an electrolysis device for carbon dioxide electrolysis including the electrode catalyst layer.
An electrode catalyst layer for a carbon dioxide electrolysis cell, and an electrolysis cell and an electrolysis device for carbon dioxide electrolysis including the electrode catalyst layer.
PROBLEM TO BE SOLVED: To provide an electrode catalyst layer for an electrolytic cell capable of achieving a high partial current density with a controlled pore structure, and an electrolytic cell and an electrolytic apparatus for carbon dioxide electrolysis including the electrode catalyst layer. A catalyst layer according to an embodiment includes a catalyst carrier made of carbon, a metal catalyst supported on the carrier, and an ionic conductive substance. The catalyst layer has pores having a diameter of 5 to 200 μm, and the total volume of the pores per unit weight of the catalyst layer is 3.0 to 10 mL / g. [Selection diagram] Fig. 1
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