TY - JOUR T1 - Effect of annealing treatments on positive temperature coefficient of resistance properties of barium titanate ceramics and a new model for the positive temperature coefficient of resistance effect JO - J APPL PHYS PY - 2001/07/01 AU - Gallego MM AU - West AR ED - VL - 90 IS - 1 SP - 394 EP - 403 Y2 - 2025/01/13 ER -