MolybdenumDisulfide Tungsten_disulfide Polyimide ULCA Resistance Mechanical&nanotechnology Chungnam_National_University Ferrite 2-vinylpyridine LiftHeight PFM NUS Nanofiber AtomicLayer LiIonBattery UnivOfMaryland cannabidiol Au111 Singapore Electrode StyreneBeads layers ScanningSpreadingResistanceMicroscopy SoftSample Hole Scratch tip_bias_mode Co/Cr/Pt Thermal AM-KPFM Liquid Treatment Varistor OpticalElement HDD