It is an object to inhibit a corrosion and disappearance of carbon included in a catalyst carrier to enhance the durability of a fuel cell. A catalyst carrier is used to adhere a catalyst metal (23) to the surface of a protective layer for carbon (22), the...

An object of the present invention is to optimize an anode catalyst layer such that high output performance can be achieved even under low-humidity conditions. In addition, another object of the present invention is to provide a polymer electrolyte fuel ce...

An electrode catalyst for a fuel cell, which is capable of maintaining power generation capacity for long periods and has good durability, is provided. The electrode catalyst for a fuel cell is produced by causing a high crystalline carbon carrier with a c...

Gas distributor substrate (11) contains a porous support material and catalyst particles (12) which are distributed uniformly over the whole volume of the substrate. Independent claims are also included for the following: (1) production of the gas distribu...

An electrode catalyst for fuel cells which comprises a conductive carbon, platinum supported on the conductive carbon in an amount of from 20% by mass to 70% by mass based on the mass of the catalyst, and oxygen bonded chemically to the conductive carbon a...