SrTiO3 HydroGel BiVO4 C36H74 Cell Reduction MolybdenumDisulfide StrontiumTitanate piezoelectric force microscopy cross section EFM 2d_materials StainlessSteel self-assembly BiasMode Ferrite Piezoelectric BreastCancerCell blended polymers MagneticPhase Oxidation SelfAssembly Biology Polarization StrontiuTitanate Spain BiFeO3 Conducting Ram nanobar Yeditepe PolymerPatterns AtomicLayer conductive LiquidCrystal