Nanoscale Degradation Study of a Commercial Pt-Co/C Fuel-Cell Electrocatalyst at Elevated Temperature Utilizing Identical-Location Scanning Transmission Electron Microscopy.

J Phys Chem C Nanomater Interfaces · 2025 · PMC12400420 · PMID 40901019

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a clear trendno p-value reported

As can be seen from the visual circularity/diameter mapping and histograms in Figure a, there is a clear trend of increasing circularity after the performed ADT at 60 °C, with the average diameter of analyzed nanoparticles changing by up to 0.5 nm, and with the majority of particles becoming smaller.

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