BaTiO3 Perovskite MBE Blend Tungsten MoS2 Defects GaAs ConductiveAFM Korea Liquid Gold Chloroform margarine contact PhaseChange ElectrostaticForceMicroscopy AnodizedAluminumOxide StrontiumTitanate fluoroalkane Lanthanum_aluminate AdhesionEnergy FM_KPFM Thermoplastic_polyurethane PpLdpe Grain PetruPoni_Institute MonoLayer Polydimethylsiloxane Subhajjit Adhesion Glass Chrome PolyvinylAcetate flakes