
Keywords: اکسید پلی اتیلن; Pul; pullulan; MRI; magnatic resonance imaging; PEI; polyethylenimine; SEM; scanning electron microscope; DLS; dynamic light scattering; SAXS; small angle X-ray scattering; FT-IR; Fourier-transform infrared spectroscopy; GPC; gel permeation chromatography