contact MagneticArray Polyvinylidene Chromium CarbonNanotube CaMnO3 AdhesionEnergy non_contact Zagreb Roughness Polyvinylidene_fluoride Pinpoint PFM 2d_materials solar_cell dielectric_trench Tungsten_disulfide 3-hexylthiophene HardDisk Styrene PhaseChange fifber Cell hydrocarbon TriGlycineSulphate AnodizedAluminumOxide Tungsten AEAPDES Foil Pyroelectric BiFeO3 AM-KPFM Potential NUS Chemical_Vapor_Deposition Lateral_Force_Microscopy