multi_layer mfm_amplitude SPMLabs TiO2 ScanningIon-ConductanceMicroscopy LiquidCell Conductive AFM GalliumPhosphide ForceVolumeImage Polarization Multiferroic_materials PhaseChange TriGlycineSulphate Sulfur Molybdenum_disulfide sputter HOPG InsulatorFilm Cancer Heating Scratch Ptfe tip_bias_mode ScratchMode pulsed_laser_deposition KevlarFiber Piranha ContactMode margarine Dr.JurekSadowski PolyvinylAcetate Au111 AtomicSteps FM_SKPM OpticalWaveguides