domain_switching Grain electrospinning India CastIron Anneal polymeric_arrays StrontiuTitanate ForceMapping TungstenThinFilmDeposition I-VSpectroscopy Piezoelectric mfm_amplitude PVAP3HT HexacontaneFilm LiquidImaging GaN SiWafer Aluminum Korea SurfaceOxidation vertical_PFM HDD LiBattery Typhimurium Layer Chloroform Conduct CompactDisk MonoLayer OrganicSemiconductor Worcester_Polytechnic_Institute atomic_layer ring shape BaTiO3