Implant Worcester_Polytechnic_Institute NUS_NNI_Nanocore Polydimethylsiloxane Wildtype WPlug Neodymium 2dMaterials University_of_Regensburg rubber Collagen LateralForceMicroscopy self_assembly AEAPDES LowDensityPolyethylene Silver 3-hexylthiophene ScanningIon-ConductanceMicroscopy AM-KPFM Inorganic TPU IcelandSpar thermal_property DIWafer Lift OpticalWaveguide MonoLayer Aggregated_molecules NusEce Boron Non-ContactMode HydroGel 2d_materials Self-assembledMonolayer SFAs