frequency_modulation PS_LDPE Subhajjit Aluminium_Oxide ConductingPolymer MultiferroicMaterials Forevision Topography HighResolution molecules heterojunctions CalciumHydroxyapatite Tape Organic medical ElectrostaticForceMicroscopy fluoroaalkane Steps Techcomp Magnetic Mechanical&nanotechnology SRAM Phase DLaTGS SingleCrystal Gold ForceDistanceSpectroscopy bias_mode BFO SICM DataStorage ForceVolumeImage Fiber LateralForce Pinpoint PFM