Figure 2From: Aluminum-doped ceria-zirconia solid solutions with enhanced thermal stability and high oxygen storage capacityTEM images of fresh and calcined samples. Fresh samples: (a) CeO2, (b) Ce0.5Zr0.5O2, and (c) Ce0.5Zr0.3Al0.2O1.9. Calcined samples: (a') CeO2, (b') Ce0.5Zr0.5O2, and (c') Ce0.5Zr0.3Al0.2O1.9.Back to article page