Preferential Deposition of Pt Nanoparticles Inside Single-Walled Carbon Nanohorns


  • This work was performed, in part, under the management of the Nano Carbon Technology project supported by NEDO. We also thank T. Azami and D. Kasuya for preparing SWNH samples.


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Pt nanoparticles are incorporated in the three-dimensional nanospace inside single-walled carbon nanohorns using a simple colloidal preparation method. The Pt particles are preferentially deposited inside nanohorns and are located near the defects (see Figure).