Catalyst Degradation Under Potential Cycling as an Accelerated Stress Test for PBI-Based High-Temperature PEM Fuel Cells - Effect of Humidification

Chemistry

• Proton-Exchange Membrane Fuel Cells 100%
• Degradation 66%
• Potential 50%
• Catalyst 50%
• X-Ray Diffraction 33%
• Dielectric Spectroscopy 33%
• Nitrogen 16%
• Electron Microscopy 16%
• Cathode 16%
• Platinum 16%
• Gas 16%
• Phosphoric Acid 16%
• Time 16%
• Acid 16%
• Dissolution 16%
• Humidity 16%
• Drying 16%
• Recrystallization 16%

Engineering

• Humidification 66%
• Catalyst 50%
• High Temperature 33%
• Drying 16%
• Stronger Effect 16%
• Catalyst Layer 16%
• Catalyst Particle 16%
• Polarization Curve 16%
• Performance Loss 16%
• Testing 16%
• Acid 16%
• Cycles 16%
• Recrystallization 16%

Material Science

• Catalyst 50%
• Stress Analysis 33%
• Durability 16%
• Gas 16%