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This review concerns recent research on the synthesis of cerium oxide (also known as ceria, CeO 2 ) in colloidal dispersions media for obtaining high surface area catalyst materials. Nanoparticles as small as 5 nm and surface area as high as 250 m 2 /g can be readily prepared by this method. Both normal micelles and water-in-oil microemulsions have been employed to directly precipitate...
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