The present invention pertains to a method for producing a sulfide solid electrolyte, the method comprising: introducing sulfide solid electrolyte raw materials into a heated furnace body and mixing the same to obtain a mixture of the sulfide solid electro...

To provide an electrolyte membrane wherein pinholes are less likely to occur even when used in a cell having an anode and a cathode under voltage for a prolonged period of time, as well as an electrolysis apparatus and a redox flow battery which contain th...

To provide a membrane electrode assembly capable of forming a fuel cell excellent in power generation efficiency, and a polymer electrolyte fuel cell.The membrane electrode assembly of the present invention comprises an anode having a catalyst layer contai...

To appropriately suppress reflection of far-infrared rays, and appropriately form an antireflection film. A far-infrared ray transmission member (20) includes a base material (30) that transmits far-infrared rays, and a functional film (32) that is formed ...