block_copolymer DeflectionOptics molecular_self_assembly Laser vertical_PFM amplitude_modulation SoftSample Led Melt contact PolyvinylideneFluoride Battery membrane Flake PhaseImaging Magnets Styrene PVAP3HT Steps OxideLayer molecule IcelandSpar Composition AAO CuSubstrate Varistor kelvin probe force microscopy CrystalGrowing SAM cannabis PolyvinylAcetate Nickel Piranha GalliumPhosphide Conducting