Piezoresponse temp_control STM Materials Multiferroic_materials Conductivity Friction Regensburg TemperatureControlledAFM Terrace LowDensityPolyethylene small_scan PMNPT Topography IndiumTinOxide Polyimide AAO Co/Cr/Pt thermoplastic_elastomers Ca10(PO4)6(OH)2 LateralPFM Nanopattern ring shape Polyurethane Sidewall BismuthFerrite FailureAnalysis Indium_tin_oxide Blood PolyvinylideneFluoride Pinpoint Strontium P3HT CuFoil PatternedSapphireSubstrat