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(a) Size distributions of poly(oligo(ethylene glycol)) (circles) and its IPN nanoparticles (triangles) at 21°C. (b) AFM images of dehydrated poly(oligo(ethylene glycol)) nanoparticles and its IPN nanoparticles. The scale bar is 250 nm. (c) Temperature-dependent radii of poly(oligo(ethylene glycol)) and its IPN nanoparticles (circles) and (triangles) in water.
