Ucl PhaseTransition SingleCrystal TappingMode CrAu IcelandSpar Film Jason Beads Logo LateralForceMicroscopy Current light_emitting Au111 Pvdf StrontiumTitanate Dopped SmalScan VerticalPFM Polypropylene MagneticPhase bias_mode LiftHeight Adhesive ElectroChemical Lanthanum_aluminate Vortex mechanical_property multi_layer CaMnO3 AAO NCM Iron HOPG Cobalt-dopedIronOxide