TY - JOUR T1 - The extrinsic origins of high permittivity and its temperature and frequency dependence in Y 0.5Ca 0.5MnO 3 and La 1.5Sr 0.5NiO 4 ceramics JO - Journal of Applied Physics PY - 2012/03/01 AU - Li M AU - Sinclair DC ED - DO - DOI: 10.1063/1.3692607 VL - 111 IS - 5 Y2 - 2024/12/22 ER -