Biology IMT_Bucharest 3-hexylthiophene MfmAmplitude Nickel Chemical Vapor Deposition PinpointPFM Polypropylene kelvin probe force microscopy BreastCancerCell OpticalModulator align Pzt Ceramics Dimethicone Pores C36H74 NUS_Physics Blend Glass Plug #EC Tin disulfide University_of_Regensburg Liquid PDMS ScanningIon-ConductanceMicroscopy Semiconductor CarbonNanotube Corrosion multi_layer ImideMonomer NUS DOE NanoLithography