Pyroelectric KAIST plastic BCZT FFM Tungsten_disulfide FrictionForce HanyangUniv 2-vinylpyridine EPFL LiftHeight CuFoil Spain Piranha Tin disulfide ElectrostaticForceMicroscopy Metal-organicComplex PhaseChange HighAcpectRatio MultiferroicMaterials Nickel CrossSection StainlessSteel AlkaneFilm ContactModeDot Dr.JurekSadowski Vortex Semiconductor dielectric trench Galfenol Calcite BismuthFerrite Al2O3 Beads Moire