Phase Non-ContactMode GaP Defects ForceMapping atomic_steps Composition light_emission Ceramic Polyvinylidene dielectric trench Layer mechanical_property Heat Subhajjit Calcite MetalCompound PS_PVAC Yeditepe SFAs TiO2 Polyvinylidene_fluoride PhaseImaging Device strontiu_titanate ScanningThermalMicroscopy HardDiskMedia Gong aluminum_nitride Nanopattern Holes Copper AdhesionForce LowDensityPolyethylene Scratch