Mechanical&nanotechnology Ceramics Ram SAM Polyethylene Sphere TemperatureControllerAFM Bacterium ConductiveAFM Piezoresponse ForceVolumeImage AdhesionEnergy KelvinProbeForceMicroscopy ForceDistanceSpectroscopy PtfeFilter self-assembled_monolayer Phenanthrene fluorocarbon GranadaUniv Growing Pinpoint lithography FFM FrequencyModulation Bio oxide_layer SolarCell Strontium EFMAmplitude Floppy HexagonalBN amplitude_modulation SKPM Mfm TipBiasMode