ForceDistanceSpectroscopy OpticalWaveguide Film Nickel phase_change PolycrystallineFerroelectricBCZT Gallium_Arsenide Terrace AM_KPFM Alloy H-BN SurfaceChange PolyvinylideneFluoride pulsed_laser_deposition Magnetostrictive TriGlycineSulphate HydroGel FailureAnlaysis Conduct WS2 Semiconductor WWafer atomic_layer SiWafer BTO CP-AFM Vac TappingMode CHRYSALIS_INC Sidewall LiftMode Conducting plastic PDMS small_scan