IVSpectroscopy medical FastScan EPFL HighAcpectRatio NUS_NNI_Nanocore Wang Scratch mechanical property HighAspect CompactDisk Biofilm Materials C36H74 WWafer Sidewall ScanningKelvinProbeMicroscopy Calcium Organic Piezoelectric Gallium_Arsenide Memory Deposition Corrosion Bismuth AM-KPFM CalciumHydroxyapatite Global_Comm Semiconductor Growth self_healing CP-AFM Polyurethane TemperatureControllerAFM Nanopattern