Effects of Thermal Annealing on the Structure of Ferroelectric Thin Films. - Jiang-Li Cao; Solbach, Axel; Klemradt, Uwe; Weirich, Thomas; Mayer, Joachim; Böttger, Ulrich; Ellerkmann, Ulrich; Schorn, Peter J.; Gerber, Peter; Waser, Rainer (Journal of the American Ceramic Society, 2006)