Fig. 4
a A visual illustration of the PHEMA-g-(PCL-BM: β-CD-star-PMAA-b-PNIPAM) micelles in aqueous solution and LCST determination by the UV–Vis spectrum and b diameter change of the micelles versus temperature (0.2 mg mL−1). c pH-dependence transmittance at the wavelength of 600 nm for fabricated polymeric micelles in water at ambient temperature and d TEM images of the graft copolymer micelles at pH = 4 and 7.4 at 25 °C (0.2 mg mL−1).