Advances in Materials Science and Engineering

Research Article

Comparison of Urea and Citric Acid Complexing Agents and Annealing Temperature Effect on the Structural Properties of - and -Alumina Nanoparticles Synthesized by Sol-Gel Method

Table 3

BET surface area of powders and the particle size versus annealing temperatures.
Complexing agent (m2/g)
= 750°C		 (nm)
= 750°C		 (m2/g)
= 1250°C		 (nm)
= 1250°C
Urea84.21817.487
Citric acid39.9238——