This content has been downloaded from IOPscience. Please scroll down to see the full text. Download details: IP Address: 14.139.211.226 This content was downloaded on 01/02/2014 at 16:19 Please note that terms and conditions apply. Nonlinear behavior and universal scaling of ac conductivity in (100 − x) BaTiO 3 /(x) La 0.7 A 0.3 MnO 3 (A = Pb/Ca) composites View the table of contents for this issue, or go to the journal homepage for more 2014 Phys. Scr. 89 025802 (http://iopscience.iop.org/1402-4896/89/2/025802) Home Search Collections Journals About Contact us My IOPscience