IRDetector Microchannel FrictionForce Tin sulfide HexagonalBN TransitionMetal HafniumDioxide semifluorinated_alkanes Leakage TipBiasMode Mobile Thermoplastic_polyurethane ScanningKelvinProbeMicroscopy PDMS food CP-AFM Alkane DeflectionOptics oxide_layer Zhi LogAmplifier strontiu_titanate CntFilm Piezo Boundary Sio2 Gong Sapphire KevlarFiber OpticalWaveguide Piezoresponse CalciumHydroxide ConductiveAFM PolyvinylAcetate LiftHeight