BTO LowDensityPolyethylene StrontiuTitanate DIWafer SiliconCrystal CarbonNanotube StyreneBeads Scratch C60H122 Kevlar Litho CaMnO3 SPMLabs PS_PVAC AEAPDES Regensburg Formamidinium_lead_iodide KPFM NUSNNI gallium_nitride PVAP3HT Holes Friction PVAC Defects Array AM_SKPM domain_switching ScanningSpreadingResistanceMicroscopy SurfaceOxidation ForceVolumeImage Magnetic Fiber norganic light_emitting