TY - JOUR T1 - Characterization of grain boundary impedances in fine- and coarse-grained CaCu3Ti4O12 ceramics JO - PHYS REV B PY - 2006/03/01 AU - Adams TB AU - Sinclair DC AU - West AR ED - DO - DOI: 10.1103/PhysRevB.73.094124 VL - 73 IS - 9 Y2 - 2025/04/18 ER -