A granular zinc fuel structure for deposition in an anode container includes a hollow outer casing (20) defining an interior space filled with electrolyte (21). An interior zinc fuel structure in the form of a radial structure (24) or a honeycomb structure...

The anode of a metal-air battery includes a plate-like body made of a composite anode plate including a reaction layer, a reaction-enhancing layer and a collector layer. A plurality of fins are formed on and extending from a surface of the anode plate. A p...