GaN dichalcogenide Morphology Conductivity Stiffness aluminum_nitride PVAC AIN Fe_film LiquidCrystal ScanningTunnelingMicroscopy high_resolution ContactMode PinPointMode molecular_beam KPFM OpticalWaveguide Protein RedBloodCell ScanningIon-ConductanceMicroscopy Sapphire Perovskite Carbon Electrical&Electronics Fet cannabinoid KevlarFiber LiBattery Graphite PFM nanobar Blend TempControl optoelectronics Chromium