lithography NUS_NNI_Nanocore Vacuum Electronics Polyurethane Electrode Graphene DentalProsthesis Singapore ThermalProperties dichalcogenide Holes NeodymiumMagnets Blood AIN Polytetrafluoroethylene Scratch Topography Metal Varistor mechanical property Mechanical&nanotechnology FM_SKPM Pzt nanobar PhthalocyaninePraseodymium Lift ForceDistanceSpectroscopy Calcite Electical&Electronics Memory Polyimide TemperatureControlledAFM Potential ChemicalCompound