Figure 4

XRD patterns of Al2O3 nanoparticles; Al-Su-800, Al- Su2-800, Al- Su7-800, Al- Su10-800 prepared by auto-combustion method using sucrose fuel under conditions: unadjusted pH, pH 2, 7 and 10 respectively, and calcination at 800 °C for 3 h.

XRD patterns of Al2O3 nanoparticles; Al-Su-800, Al- Su2-800, Al- Su7-800, Al- Su10-800 prepared by auto-combustion method using sucrose fuel under conditions: unadjusted pH, pH 2, 7 and 10 respectively, and calcination at 800 °C for 3 h.