| abstract |
The present invention relates to a catalyst for a fuel cell, a membrane-electrode assembly and a fuel cell system including the same, wherein the catalyst for a fuel cell includes a core including carbon and a shell including an active metal attached to the carbon core via an ionomer. Include.n n n The catalyst for a fuel cell of the present invention is excellent in utilization, and a fuel supply can be smoothly provided to provide a high efficiency and a high output cell.n n n n Carbon, Core Shell, Egg Shell, Catalyst, Fuel Cell |