Plug Sapphire KPFM Aggregated_molecules Formamidinium_lead_iodide Indium_tin_oxide Polyvinylidene hard_disk Chungnam_National_University TPU Anneal LightEmiting I-VSpectroscopy DIWafer Hexylthiophene 2-vinylpyridine Magnets Styrene Techcomp Switching cannabinoid BlockCopolymer NUS_Physics ForceVolumeImage SurfaceOxidation light_emitting ThermalProperties LogAmplifier mono_layer GlassTemp TempControl Conduct Melt Change VerticalPFM