%0 Journal Article %K Thin films %K Electric potential %K Electrodes %K Semiconductor materials %K Polarization %K Ferroelectricity %K Capacitance %K Surface properties %K Pb(Zr %K Ti) O 3 thin films %K Richardson's constant %K Schottky contacts %K Space-charge density %K Electric currents %K Electric space charge %A L Pintilie %A I Boerasu %A M.J.M Gomes %A T Zhao %A Ramamoorthy Ramesh %A M Alexe %B Journal of Applied Physics %D 2005 %G eng %R 10.1063/1.2148623 %T Metal-ferroelectric-metal structures with Schottky contacts. II. Analysis of the experimental current-voltage and capacitance-voltage characteristics of Pb (Zr,Ti) O 3 thin films %V 98