摘要 |
A stack, to be used in a fuel cell or electrolyser, comprises a collector layer (31), at least one diffusion layer (32a) and at least one anchoring layer (33a,33b). The collector layer being a metal foil or metal plate, the diffusion layer being a metal mesh or expanded metal sheet or foamed metal sheet. An anchoring layer having a thickness of less than 0.5mn and comprising metal fibers, is sintered between the collector layer and the diffusion layer. <IMAGE> |