Christmas Inorganic SolarCell FrictionalForce Spincast SICM Pinpoint PFM ConductingPolymer DIWafer Global_Comm LiquidCrystal Titanate Spain FFM IcelandSpar InLiquid ForceVolumeImage Optic SFAs Boundary PolycrystallineFerroelectricBCZT Step vertical_PFM Treatment Pattern Stiffness FM-KPFM gallium_nitride TCS Trench LMF VerticalPFM TungstenDeposition solar_cell C_AFM