IVSpectroscopy CopperFoil doped Bacterium Wang StrontiumTitanate PolycrystallineFerroelectricBCZT polyvinyl acetate SThM Collagen PinpointNanomechanicalMode Protein SurfaceOxidation ImideMonomer PANI dielectric trench Chloroform Optoelectonics MechanicalProperty Holes contact LiquidCell temp Led FAFailureAnlaysis KPFM HardDisk temperature_control LifeScience Electrode EFM Anneal Barium_titanate Ecoli Adhesion