Stiffness thermoplastic_elastomers Moire Holes Plug MagneticArray Al2O3 Vanadate PinpointPFM polymeric_arrays Lattice Aggregated_molecules DLaTGS IMT_Bucharest HumanHair Pzt molecular_beam LiftHeight FM-KPFM SSRM CalciumHydroxyapatite FrequencyModulation Mobile OpticalModulator GaP Conductance Floppy Piezoelectric MeltingPoint ScanningKelvinProbeMicroscopy ContactMode University_of_Regensburg CeNSE_IISc PetruPoni Optical