Melt P3HT KelvinProbeForceMicroscopy PolyimideFilm Ca10(PO4)6(OH)2 YttriaStabilizedZirconia FrictionalForce GaN PetruPoni_Institute HydroGel Polytetrafluoroethylene Nanopattern Fluoride BaTiO3 Blend BiFeO3 Christmas Hole dielectric trench MeltingPoint Defect MagneticForceMicroscopy Terrace Self-assembledMonolayer VortexCore TungstenDeposition Regensburg AEAPDES ReflexLens Magnetic Force Microscopy Indium_tin_oxide mechanical_property GranadaUniv Mapping UTEM