Increasing the Solubility Limit for Tetrahedral Aluminium in ZnO:Al Nanorods by Variation in Synthesis Parameters

Figure 2

TEM images of the ZnO:Al nanorods solvothermally treated for 6 h at 200°C (a), solvothermally treated for 6 h at 200°C while stirring (b), and solvothermally treated for 48 h at 200°C (c) and for 96 h at 200°C (d).