LAYER SYSTEM, ELECTRODE PLATE COMPRISING SUCH A LAYER SYSTEM, METHOD FOR THE PRODUCTION THEREOF, AND FUEL CELL, ELECTROLYTE CELL OR REDOX FLOW

The invention relates to a layer system (1) for coating a substrate (2a) to form an electrode plate (2), said layer system comprising at least one metal oxide coating (1a) wherein the coating (1a) comprises a homogeneous polycrystalline doped indium tin oxide layer on top of which is a polycrystalline doped indium tin oxide layer consisting of a network of nanofibers (6), wherein the indium tin oxide is doped with at least one element from the group comprising carbon, nitrogen, boron, fluorine, hydrogen, phosphorus, sulfur, chlorine, bromine, aluminum, silicon, titanium, chromium, cobalt, nickel, copper, zirconium, niobium, molybdenum, silver, antimony, hafnium, tantalum, tungsten. The invention also relates to an electrode plate comprising such a layer system, to a method for the production thereof, and to a fuel cell, electrolytic cell or redox flow battery comprising at least one such electrode plate. 本发明涉及用于涂覆基板(2a)以形成电极板(2)的层系统(1)，所述层系统包括至少一个金属氧化物涂层(1a)，其中涂层(1a)包括均质多晶掺杂铟锡氧化物层，其顶部是由纳米纤维(6)网络构成的多晶掺杂铟锡氧化物层，