The applications of Gas Diffusion Electrode (GDE) include:

Fuel Cells: GDEs are a critical component in fuel cells, where they facilitate the electrochemical reactions between hydrogen (or other fuels) and oxygen (from air) to generate electricity. This electricity can power various applications, including vehicles and stationary power systems.

Electrolyzers: GDEs are used in electrolyzers, where they assist in the electrolysis process. They help split water into hydrogen and oxygen gases by facilitating the electrochemical reactions at the anode and cathode.

Batteries: In some advanced battery technologies, GDEs can improve performance and efficiency by enhancing the electrochemical processes within the battery.

Hydrogen Production: GDEs play a role in hydrogen production processes, including water electrolysis and hydrogen generation from renewable sources.

Electrochemical Sensors: GDEs are used in various electrochemical sensors and detectors for applications like gas sensing and environmental monitoring.

Electrochemical Reactors: GDEs are employed in electrochemical reactors used for chemical synthesis, wastewater treatment, and other processes.

Energy Conversion: GDEs contribute to the conversion of chemical energy into electrical energy in various electrochemical systems.

Research and Development: GDEs are utilized in research and development laboratories for studying electrochemical reactions and developing new technologies.

Overall, GDEs are versatile components that find applications in a wide range of electrochemical and energy-related fields.