Non-ContactMode PDMS KelvinProbeForceMicroscopy single_layer Solar Fe_film PiezoelectricForceMicroscopy BoronNitride Memory FailureAnalysis BaTiO3 PvdfBead ThermalProperties Piezoresponse GlassTemperature DomainSwitching NUSNNI OpticalElement Fendb Oxidation FrictionForce CrystalGrowing Morphology Vac Austenite fe_nd_b Layer Cell OpticalWaveguides Titanate TipBiasMode Celebration Piranha Nickel PANI