Hexatriacontane fluoroalkane Polydimethylsiloxane self-assembled_monolayer Pore SSRM Change VortexCore CarbonNanotube Mechanical Bmp Adhesion ScanningSpreadingResistanceMicroscopy Sadowski PVAP3HT food Battery Hexylthiophene Hole DentalProsthesis Wafer CaMnO3 Ferroelectric molecule CP-AFM AtomicSteps FrictionalForce PhaseImaging FailureAnalysis STM AdhesionForce DNAProtein Monisha mechanical property MfmAmplitude