PinPointMode EPFL self-assembled_monolayer LiBattery Non-ContactMode InorganicCompound ScanningSpreadingResistanceMicroscopy Jason SmalScan AAO Sulfur conductive Ceramics PECurve Nanofiber Sic 2-vinylpyridine Array plastic TappingMode LateralPFM Adhesive UnivCollegeLondon Pyroelectric Lattice PatternedSapphireSubstrat Kevlar MembraneFilter Oxidation Monisha Cobalt FloppyDisk Lanthanum_aluminate PiezoelectricForceMicroscopy IVSpectroscopy