%0 Journal Article %A C.S Ganpule %A A.L Roytburd %A V Nagarajan %A B.K Hill %A S.B Ogale %A E.D Williams %A Ramamoorthy Ramesh %A J.F Scott %B Physical Review B - Condensed Matter and Materials Physics %D 2002 %G eng %P 1-7 %R 10.1103/PhysRevB.65.014101 %T Polarization relaxation kinetics and 180° domain wall dynamics in ferroelectric thin films %V 65