There have been several successful examples of scaling up in nanotechnology: - Carbon Nanotubes: Companies have developed methods to produce carbon nanotubes in large quantities for use in electronics and materials science. - Nanoparticles in Medicine: Scaled-up production of nanoparticles has enabled their use in drug delivery systems and medical imaging. - Graphene Production: Advances in manufacturing have allowed for the large-scale production of graphene, paving the way for its use in various applications from flexible electronics to energy storage.