StainlessSteel SetpointMode frequency_modulation CuFoil AM_KPFM ScanningKelvinProbeMicroscopy medical Pinpoint PFM PS_PVAC #Materials temperature controller AFM heterojunctions Lateral_Force_Microscopy Techcomp Switching Alkane Bio ScanningIon-ConductanceMicroscopy PinpointNanomechanicalMode cannabinoid MBE NeodymiumMagnets InorganicCompound Polarization UnivMaryland SPMLabs ElectroDeposition BariumTitanate MechanicalProperty Cell PS_LDPE FrictionalForceMicroscopy FrequencyModulation Hexatriacontane TriGlycineSulphate