PhaseTransition Polarization DLaTGS IVSpectroscopy Potential MfmPhase Polyvinylidene frequency_modulation Wonseok DataStorage StrontiuTitanate Cell PolyStylene CrAu MechanicalProperties solar_cell ContactModeDots Mechanical non_contact Materials Cobalt FuelCell Change strontiu_titanate Boundary FailureAnlaysis medical Ni-FeAlloy bias_mode LiNbO3 SelfAssembly Sapphire Sio2 Zhi Au111