LithiumNiobate ForceMapping CNT Conduct Pattern Temperature IVSpectroscopy Yeditepe Self-assembledMonolayer Edwin Hafnia Composition YszSubstrate Foil Magnetic PvdfFilm TPU suspended_graphene Steps Oxide Sperm Array Spain Hexacontane LowDensityPolyethylene KPFM Change nanobar MfmPhase Pvdf LFM Korea Mapping PVAP3HT block_copolymer