Mfm Titanate Scratch Terrace Hair Carbon AM_KPFM FastScan HACrystal kelvin probe force microscopy pinpoint mode Co/Cr/Pt Wonseok ThermalDetectors Worcester_Polytechnic_Institute temperature controller AFM NUS CrossSection Vac ULCA TCS Trench Oxidation Optoelectonics Roughness PinpointNanomechanicalMode Galfenol Copper P3HT SicMosfet MultiLayerCeramicCapacitor Lanthanum_aluminate Mechanical&nanotechnology SurfaceOxidation NtuEee