SmallScan TappingMode FM_KPFM ScanningIon-ConductanceMicroscopy Phthalocyanine SPMLabs Switching Optoelectronic CntFilm MoS2 domain_switching Mfm Kevlar strontiu_titanate LMF Composite Wang HardDiskMedia rubber Barium_titanate Implant vertical_PFM Domain Tungsten_disulfide DomainSwitching Multiferroic_materials Ferroelectric Au111 Hafnia Copolymer ConductiveAFM MagneticPhase I-VSpectroscopy temp Heating