Temperature Nanostructure MagneticForce small_scan Praseodymium CP-AFM ReflexLens optoelectronics NTU Logo Perovskite InLiquid Friction Mechanical&nanotechnology biocompatible Oxidation Au111 LiBattery NUS_Physics Boundary SRAM self_assembly LateralForceMicroscopy Scanning_Thermal_Microscopy EFM AmplitudeModulation MolecularSelfAssembly PvdfFilm polyvinyl acetate 2d_materials MBE Polytetrafluoroethylene Subhajjit NusEce SmallScan