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Schematic illustration of GO−Fe3O4/PNIPAM-AAm/alginate nanocomposite hydrogel microcapsules for controlled drug release. (a) Schematic diagram of the fabrication of GO−Fe3O4/PNIPAM-AAm/alginate NCH microcapsules based on the centrifugal microfluidic method. (b) GO−Fe3O4/PNIPAM-AAm/alginate NCH microcapsules for NIR light-, magneto-, and pH-responsive drug release. Reprinted with permission [176].
