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Dependence of the hydrodynamic radius (Rh) of (a) C6PEG, (b) C4PEG, and (c) the mixture of C4PEG and C6PEG in aqueous solutions on temperature. (d) Transition temperatures of C4PEG, C6PEG, and the mixture of C4PEG and C6PEG at 0.5 wt% concentration. (e) Schematic diagram of the thermally induced aggregation behaviors of the CPEG mixture.
