Materials phase_change SetpointMode Workfunction CrossSection KPFM Change SSRM mechanical property MolybdenumDisulfide Conduct ForceMapping LowDensityPolyethylene AlkaneFilm TungstenDeposition Current Global_Comm PolyvinylideneFluoride Deposition SolarCell Insulator ContactModeDot Polyimide Polyethylene alkanes Polarization high_resolution Hydroxyapatite Tape KelvinProbeForceMicroscopy Tungsten_disulfide C36H74 EvatecAG ForceVolumeMapping OxideLayer