Array ChemicalCompound InLiquid BFO Force-distance WS2 Mechanical&nanotechnology Hexylthiophene Heat OrganicCompound Deposition ring shape Piezoresponse Silver Galfenol Aluminum cannabidiol strontiu_titanate P3HT Praseodymium FM-KPFM MetalCompound PECurve EFMAmplitude Austenite Vacuum Copper Lateral_Force_Microscopy Zhi gallium_nitride Al2O3 CVD rubber Gallium Gong