SurfaceOxidation Oxidation Pinpoint PFM Varistor Annealed Chloroform PDMS DentalProsthesis CVD electrospinning ULCA Phase HiVacuum Etch Pyroelectric BTO PS_LDPE PANI vertical_PFM DNA HardDiskMedia ScanningKelvinProbeMicroscopy LeakageCurrent PpLdpe SrTiO3 CrossSection Polytetrafluoroethylene domain_switching Polyaniline Croatia layers AmplitudeModulation AEAPDES Temperature lift_mode