Figure 4From: Monodisperse α-Fe2O3 Mesoporous Microspheres: One-Step NaCl-Assisted Microwave-Solvothermal Preparation, Size Control and Photocatalytic PropertyCharacterization of sample 6: a, b SEM micrographs; c–e TEM micrographs; f the SAED pattern of a single microsphere.Back to article page