PvdfBead Co/Cr/Pt Composite CopperFoil SelfAssembly AtomicSteps PolymerPatterns LithiumNiobate PetruPoni_Institute PVAC FrequencyModulation Sic SoftSample DiffractiveOpticalElements Magnets Device Perovskite Switching ForceVolumeMapping ULCA University_of_Regensburg polyvinyl acetate ForceMapping EFMAmplitude Polyurethane MechanicalProperties Bio Workfunction KevlarFiber CompactDisk block_copolymer ring shape Metal-organicComplex Calcium Pinpoint