Figure 4From: Preparation of hollow magnetite microspheres and their applications as drugs carriersTEM images of the hollow magnetite microspheres obtained at different reaction times. TEM images of the hollow magnetite microspheres obtained at different reaction times: 8 h (a), 16 h (b) and 24 h (c, d). Figure 4e corresponds to the SAED pattern of the boxed region shown in image d.Back to article page