LateralForceMicroscopy Genetic Chloroform PtfeMembrane BismuthFerrite Celebration PolycrystallineFerroelectricBCZT SoftSample Materials Wonseok Strontium CastIron UTEM Pzt Bio SmalScan FrictionalForce SKPM PiezoelectricForceMicroscopy SetpointMode Plug C36H74 Alkane GaAs Bacteria molecules Moire ContactModeDot Worcester_Polytechnic_Institute Bacterium Carbon SurfaceChange pulsed_laser_deposition Nanopattern hydrocarbon