ForceDistanceSpectroscopy fluoroaalkane Varistor Pattern Gong UTEM Techcomp PolycrystallineFerroelectricBCZT PinpointPFM GaN Fe_film UnivCollegeLondon FrictionalForceMicroscopy HanyangUniv Conductance Terrace Polyvinylidene_fluoride Bio hydrocarbon Polytetrafluoroethylene HardDiskMedia AAO DeflectionOptics Perovskite Implant Tungsten_disulfide Materials Croatia Multiferroic_materials Magnetic Force Microscopy Leakage semifluorinated_alkane NCM\ Phenanthrene Global_Comm