Dopped Floppy CP-AFM BoronNitride HardDiskMedia SAM Ananth Sapphire Al2O3 HexagonalBoronNitride Hexacontane Plug Sphere Treatment ConductiveAFM WS2 Steps pinpoint mode GalliumPhosphide MLCC lift_mode MonoLayer Conduct Pinpoint PFM Neodymium Graphene Mechanical&nanotechnology DIWafer LithiumNiobate VinylAlcohol vertical_PFM self_healing amplitude_modulation C_AFM MfmAmplitude