Polymer vesicles have been constructed that entrap platinum nanoparticles in their outer surface. These serve to break down a fuel of hydrogen peroxide, generating water and oxygen and in turn inducing a propulsive effect.
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Howse, J. Autonomous propulsion. Nature Chem 4, 247–248 (2012). https://doi.org/10.1038/nchem.1318
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DOI: https://doi.org/10.1038/nchem.1318
