Materials demand for proton exchange membrane (PEM) fuel cells is set to grow in line with an expanding fuel cell electric vehicle (FCEV) market. This IDTechEx report contains market forecasts, benchmarking studies, player analysis, technology trends and latest developments for components in PEM fuel cells, including bipolar plates (BPP), gas diffusion layers (GDL), catalyst coated membrane (CCM), membrane electrode assemblies (MEA), ionomers, and platinum catalysts.