In Situ Exsolved Fe-Ni Nanocatalysts Enable High-Performance Anodes for Direct Methane Protonic Ceramic Fuel Cells.
Protonic ceramic fuel cells (PCFCs) directly fueled by methane offer a promising route for intermediate-temperature energy conversion. However, their practical development is severely constrained by sluggish reforming kinetics, severe carbon deposition, and high interfacial resistance. This arises from the inherent ins...