ScanningThermalMicroscopy MeltingPoint Change SurfaceOxidation align Terrace Sidewall PhaseImaging DNA GaN Praseodymium AtomicSteps Aluminium_Oxide self-assembly F14H20 Trench Film Treatment bias_mode HighAspect Corrosion China LiNbO3 TemperatureControllerAFM Conducting BiasMode 3-hexylthiophene 2dMaterials Global_Comm polymeric_arrays ScanningSpreadingResistanceMicroscopy BiFeO3 ScanningIon-ConductanceMicroscopy Calcium Subhajjit