A. Z. Simões, M. A. Ramirez, C. S. Riccardi, E. Longo and J. A. Varela. Effect of the microwave oven on structural, morpho- logical and electrical properties of SrBi4Ti4O15 thin films grown on Pt/Ti/SiO2/Si substrates by a softchemical method. Materials Characterization, 2008, 59(6): 675-680.