Moire Calcium WS2 PinpointPFM PvdfFilm Sidewall HACrystal SiWafer Molybdenum HDD WPlug NiFe TemperatureControlledAFM Leakage NUS DNA Piezo ForceMapping ElectroChemical BFO CntFilm Aluminum Friction chemical_compound AM-KPFM TCS ReflexLens electrospinning Mechinical BreastCancerCell Current 2dMaterials SKKU Piezoresponse Cobalt-dopedIronOxide