Conductive AFM PDMS Christmas fluoroalkane high_resolution Hair Logo atomic_layer molecular_self_assembly TemperatureControl FailureAnlaysis PolyvinylideneFluoride Piezoelectric Oxide Bmp HanyangUniv cannabinoid Tapping Friction Morphology norganic Step Photovoltaics Formamidinium_lead_iodide Non-ContactMode ContactModeDot StrontiuTitanate Subhajjit LMF Dopped small_scan NUS Aggregated_molecules SmallScan ScratchMode