Strontium NUSNNI PVAP3HT CHRYSALIS_INC CastIron HydroGel HanyangUniv PhaseTransition Treatment PolyStylene FrictionalForceMicroscopy StrontiuTitanate hydrocarbon thermal_property layers ContactMode PolyvinylAcetate Phenanthrene EFMAmplitude NUS FrictionalForce BariumTitanate MultiLayerCeramicCapacitor Mechinical Co/Cr/Pt IMT_Bucharest suspended_graphene Conduct LiBattery OxideLayer BaTiO3 MolybdenumDisulfide ForceVolumeImage TappingMode TiO2