Figure 3

XRD patterns of Al2O3 nanoparticles; Al-Su-600, Al-Su2-600, Al-Su7-600, Al-Su10-600 prepared by auto-combustion method using sucrose fuel under conditions: unadjusted pH, pH 2, 7 and 10 respectively, and calcination at 600 °C for 3 h.

XRD patterns of Al2O3 nanoparticles; Al-Su-600, Al-Su2-600, Al-Su7-600, Al-Su10-600 prepared by auto-combustion method using sucrose fuel under conditions: unadjusted pH, pH 2, 7 and 10 respectively, and calcination at 600 °C for 3 h.