Ni81Fe19 MeltingPoint ConductiveAFM NUS_NNI_Nanocore PetruPoni_Institute SrTiO3 FrictionalForce PANI EFM self-assembly Steps Dimethicone fluorocarbon molecule polymeric_arrays Oxide BoronNitride LightEmission PolyStylene SRAM Melt Wildtype alkanes Vanadate NCM\ doped IVSpectroscopy ElectrostaticForceMicroscopy HighResolution semifluorinated_alkanes China Electrical&Electronics temperature controller AFM Force-distance PS_PVAC