GranadaUniv Stiffness polymeric_arrays mechanical_property FM_KPFM Spincast chemical_compound Calcium Kevlar Tapping Aggregated_molecules MBE lithography Sic AM_KPFM Hair Reading Indent Materials UnivCollegeLondon WS2 contact WPlug Litho ScanningKelvinProbeMicroscopy AIN MolybdenumDisulfide PatternedSapphireSubstrat Modulus Semiconductor India Polydimethylsiloxane organic_polymer ThermalConductivity CastIron