self_healing semifluorinated_alkane Gold Array Mechinical nanomechanical Device SrTiO3 Polyvinylidene_fluoride SoftSample DentalProsthesis ScanningTunnelingMicroscopy chemical_compound IISCBangalore flakes Dopped Hole temp VortexCore Sio2 PolyvinylideneFluoride doped Bacterium Cancer ForceVolume Copolymer SurfaceChange StainlessSteel NUS_NNI_Nanocore Hexylthiophene Indium_tin_oxide HighResolution ConductingPolymer YszSubstrate Formamidinium_lead_iodide