Fig. 2From: All-in-one smart dressing for simultaneous angiogenesis and neural regenerationStructural characterization of the VZ. a SEM and b TEM images of VO2 particles. c SEM and d TEM images of VZ particles. e High-angle annular dark field (HAADF) and f–h energy dispersive spectroscopy (EDS) images of VZ particles. N2 absorption–desorption isotherms of i VO2 and j VZ particles. k Pore diameter distributions of the VZBack to article page