PolyvinylideneFluoride ForceMapping Ram thermal_conductivity HOPG HydroGel vertical_PFM DeoxyribonucleicAcid hard_disk SrO 2dMaterials Trench NiFe semifluorinated_alkane Lateral_Force_Microscopy InsulatorFilm Patterns Steps CaMnO3 MLCC BlockCopolymer Ferrite TemperatureControlledAFM CopperFoil Monisha P3HT ScanningSpreadingResistanceMicroscopy China CuParticle Defects Insulator Zagreb temp cross section Ni-FeAlloy