MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELLS WITH IMPROVED MECHANICAL STRENGTH AND PROTON CONDUCTIVITY AND METHOD OF MANUFACTURING THE SAME

Disclosed are a membrane-electrode assembly for fuel cells and a method of manufacturing the same. The membrane-electrode assembly for fuel cells may include an electrolyte membrane including a phosphonic acid functionalized graphene oxide in order to improve the mechanical strength and proton conductivity thereof and a method of manufacturing the same.