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Fig. 1 | Nanoscale Research Letters

Fig. 1

From: Bioimaging Tools Based on Polyelectrolyte Microcapsules Encoded with Fluorescent Semiconductor Nanoparticles: Design and Characterization of the Fluorescent Properties

Fig. 1

The design and structure of the polyelectrolyte microcapsules encoded with quantum dots (QDs): a A schematic diagram of the arrangement of the layers in the polymer microcapsule membrane. b Changes in the ζ-potential of the surface of the calcium carbonate microparticles during layering of polymeric electrolytes and QD encoding. c A fluorescent microphotograph of the polyelectrolyte microcapsules encoded with CdSe/ZnS QDs solubilized with HS-PEG12-COOH. * The ζ-potentials of the microcapsule surface after the core was removed; ** an additional stage in the fabrication of QD-encoded polyelectrolyte microcapsules with a BSA-modified surface

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