HDD TappingMode CHRYSALIS_INC 2d_materials SmalScan HardDisk Spain PFM Flake Conductance Implant organic_polymer GlassTemp Polytetrafluoroethylene fluoroaalkane Calcite Inorganic Varistor PolymerBlend CarbonNanotube UnivCollegeLondon Temperature Pyroelectric AlkaneFilm Formamidinium_lead_iodide ForceDistanceSpectroscopy Magnets Materials ito_film YszSubstrate ScanningIon-ConductanceMicroscopy lift_mode Plug KPFM semifluorinated alkane