Stiffness Bacteria Dimethicone NCM\ AM_KPFM PinpointNanomechanicalMode Growth MoS2 Austenite mfm_amplitude Mfm KAIST VerticalPFM Corrosion NTU MfmAmplitude Fet Roughness exfoliate Array CuFoil alkanes Change OpticalElement Filter AEAPDES temperature controller AFM ChemicalCompound Foil layers Topography DNA Regensburg DOE LDPE