POROUS ELECTRODE INCLUDING CATALYST FILM HAVING SUB-MICRON-SIZED INTERCONNECTED PORE NETWORKS, METHOD FOR MANUFACTURING THE SAME AND METAL-AIR BATTERY INCLUDING THE SAME

According to an embodiment, a porous electrode comprises a three-dimensional nanostructured porous catalyst film including a catalyst material promoting an oxygen reduction and evolution reactions, having an aligned pore structure, and having an upper surface and a lower surface opening the pore structure and a porous current collecting layer interfacially adhered to the three-dimensional nanostructured porous catalyst film by a binder polymer.