Regensburg Gold Polystyrene EFMAmplitude SAM Vinylpyridine solar_cell AtomicLayer cross section Mechanical&nanotechnology Inorganic MagneticArray BloodCell Hair thermal_conductivity Pore Layer PolycrystallineFerroelectricBCZT CeNSE_IISc ScanningKelvinProbeMicroscopy CntFilm HighAspect FFM Mechinical Step BariumTitanate ferromagnetic SPMLabs SingleLayer molecular_self_assembly MfmPhase PinPointMode AM-KPFM Silver molecules