Fig. 2From: Physical synthesis methodology and enhanced gas sensing and photoelectrochemical performance of 1D serrated zinc oxide–zinc ferrite nanocompositesTEM analyses of the ZnO–ZFO heterostructures: a low-magnification TEM image of a ZnO–ZFO heterostructure. b The SAED pattern of the heterostructure. c–d HRTEM images taken from the local regions of the heterostructure. e–h Micrographs exhibit the thickness of the ZFO crystallitesBack to article page