Ionic trapping effect

Warren, William, Duane Dimos, Bruce Tuttle, Gordon Pike, Mark Raymond, Robert Nasby, Ramamoorthy Ramesh, and Joseph Evans Jr. "Mechanism(s) for the suppression of the switchable polarization in PZT and BaTiO3." Materials Research Society Symposium - Proceedings. Vol. 361. Materials Research Society, Pittsburgh, PA, United States, 1995. 51–65.