Fig. 4From: Facile aerobic construction of iron based ferromagnetic nanostructures by a novel microbial nanofactory isolated from tropical freshwater wetlands a Field emission TEM images of IONP’s formed using FeCl3·6H2O as precursor at (I) 100,000× magnification and (II) crystal lattice structure of IONP at 300,000×. b IONP synthesized using FeSO4·7H2O as precursor at (I) 100,000× magnification and (II) IONP lattice structure (600,000×)Back to article page