Materials Engineering / Mechanical Engineering / Kinetics / Energy / Fuel Cell / The / High Power / Three Dimensional / Phosphoric acid / Interdisciplinary Engineering / Oxygen Reduction / Phosphoric Acid / Reaction Kinetics / Open Circuit Voltage / Power Output / The / High Power / Three Dimensional / Phosphoric acid / Interdisciplinary Engineering / Oxygen Reduction / Phosphoric Acid / Reaction Kinetics / Open Circuit Voltage / Power Output