Fig. 2From: Effective combination of biocompatible zinc oxide nanocrystals and high-energy shock waves for the treatment of colorectal cancerCharacterization of oleic acid capped, amino-propyl functionalized undoped (ZnO NCs) and doped (Fe:ZnO NCs) NCs. A X-ray diffraction (XRD) spectra of ZnO NCs and Fe:ZnO NCs. B Dynamic light scattering (DLS) in ethanol and water analysis of ZnO NCs and Fe:ZnO NCs. C Field-emission scanning electron microscopy (FESEM) images of ZnO NCs and Fe:ZnO NCs. D High-resolution transmission microscopy (HR-TEM) images of ZnO NCs and Fe:ZnO NCsBack to article page