NanoLithography semifluorinated alkane Silicon PFM KelvinProbeForceMicroscopy Solution BiFeO3 PhaseChange Current thermal_property SicMosfet Subhajjit NCM\ Polarization LFM LightEmission Calcium Molybdenum_disulfide LiquidCrystal DomainSwitching VortexCore Regensburg Boundary Semiconductor light_emitting CP-AFM AM_SKPM EFMAmplitude mfm_amplitude DeoxyribonucleicAcid Sulfur exfoliate mono_layer Adhesive NUS