NUSNNI Conductance Friction CrystalGrowing Hole ForceMapping chemical_compound CopperFoil flakes Bacteria Tin disulfide DOE Sulfur self-assembled_monolayer lithography MfmAmplitude Logo Tungsten thermal_property ImideMonomer Switching Chromium Typhimurium frequency_modulation ScanningSpreadingResistanceMicroscopy FAPbI3 C_AFM FailureAnalysis Indent AAO ULCA DeflectionOptics Resistance Co/Cr/Pt Silicon