SrTiO3 optoelectronics LifeScience ConductiveAFM light_emission Nickel EPFL light_emitting Austenite IndiumTinOxide Formamidinium_lead_iodide Array NUS solar_cell HydroGel FailureAnlaysis conductive Yttria_stabilized_Zirconia Styrene kelvin probe force microscopy HfO2 C_AFM DOE UnivMaryland KelvinProbeForceMicroscopy Deposition Cancer DomainSwitching FAPbI3 Blood Lanthanum_aluminate organic_polymer InLiquid Step Ucl