FrictionalForceMicroscopy EFMAmplitude 2d_materials InorganicCompound Polyvinylidene ElectroChemical Hydroxyapatite NCM Blend TriGlycineSulphate Pores KelvinProbeForceMicroscopy Ecoli PVAP3HT Lift Polypropylene MolecularSelfAssembly FAFailureAnlaysis Nickel #EC Tape GaAs Ceramics SingleLayer ForceVolume MembraneFilter FrictionalForce ScanningSpreadingResistanceMicroscopy PtfeMembrane Spincast Sic Ucl UnivOfMaryland GaP Conductance