Pore Characteristics and Hydrothermal Stability of Mesoporous Silica: Role of Oleic Acid
Figure 1
SEM photos of mesoporous silica: (a) the morphology (×1500) and (b) the surface (×30000) of nonmodified sample, and (c) the morphology (×2000) and (d) the surface (×10000) of oleic acid modified sample.