Lift Polymer LDPE LiquidImaging Electronics Hysteresys TemperatureControlledAFM Liquid KPFM PFM Dr.JurekSadowski CalciumHydroxyapatite Writing UnivMaryland Ram gallium_nitride Fluoride PinPointMode UTEM PS_LDPE SingleCrystal molecular_beam Chemical Vapor Deposition MonoLayer ContactModeDots SAM SiWafer Monisha Polarization CeramicCapacitor Insulator temperature_control Platinum dielectric trench VerticalPFM