Mfm Korea ScanningThermalMicroscopy hard_disk ElectroChemical Roughness self_healing ito_film OrganicCompound SrO PinpointNanomechanicalMode PetruPoni_Institute UnivCollegeLondon LightEmiting LiftHeight Mapping MechanicalProperty HardDisk PatternedSapphireSubstrat FM-KPFM CuParticle LiBattery strontiu_titanate EPFL Bacteria MfmPhase Adhesive Tapping BloodCell BreastCancerCell non_contact FloppyDisk self-assembly SurfaceOxidation Lateral_Force_Microscopy