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(a) CO oxidation on (black) CeO2-rods and (red) Pd/CeO2-rod, (b) AC-TEM image of CeO2 nanorods showing exposed (111) facets, (c) AC-TEM image of Pd/CeO2-rod after air calcination at 300 °C showing the absence of particles, and (d) AC-TEM image of the Pd/CeO2-rod sample after reduction at 300 °C showing a well-defined metallic Pd nanoparticle.
