Controlling platinum loading in PEMFC membrane electrodes by sputtering time: a systematic study from ultra-low to high loading for optimal performance

Key Points

• The aim is to explore how varying sputtering time affects platinum loading in PEMFC components for optimal performance.
• Utilized magnetron sputtering technology for thin-film deposition.
• Systematically varied sputtering time to achieve different platinum loadings.
• Evaluated performance metrics of PEMFCs with varying platinum loadings.
• Identified a range of platinum loadings that optimize PEMFC performance.
• Demonstrated that specific sputtering times correlate with better fuel cell efficiency.