Fig. 3From: Morphologically controlled synthesis of ferric oxide nano/micro particles and their catalytic application in dry and wet media: a new approachSEM and TEM images of product B, a–c SEM overview of the microspheres, d, e TEM overview of microspheres, and f a single microsphere. g Nitrogen adsorption–desorption isotherm with the corresponding BJH pore-size distribution curve (the inset) of product BBack to article page