DomainSwitching F14H20 Fe_film Au111 Chemical_Vapor_Deposition Tungsten_disulfide molecule ito_film BariumTitanate Microchannel Wang atomic_layer Titanate Biology Conducting AnodizedAluminumOxide PS_LDPE Sperm Glass Hydroxyapatite silicon_oxide FM-KPFM PFM Magnetic Force Microscopy phase_change LiftMode 2dMaterials Switching GaAs MonoLayer Etch Ito Foil Silicon HOPG