Graphite ScanningSpreadingResistanceMicroscopy Trench Conductive AFM Pzt ChemicalCompound Plug ForceMapping atomic_steps Tin sulfide domain_switching graphene_hybrid TPU Ecoli Wang RedBloodCell FloppyDisk KAIST Display Vinylpyridine MultiLayerCeramicCapacitor ULCA Crystal LightEmiting doped Piezo phase_change FM_KPFM SurfaceOxidation MagneticPhase FrictionForce norganic Hydroxyapatite cooling KelvinProbeForceMicroscopy