Fig. 7From: ZnO, TiO2 and Fe3O4/Carbopol hybrid nanogels for the cleaner process of paper manuscripts from dust stains and soil remainsThe characterization of ZnO NP/Carbopol hybrid nanogel; A TEM; B SEM; C 3D AFM image; D XRD; E DLS and F Zeta potentialBack to article page