self_assembly Permalloy Bacteria Resistance ImideMonomer Electical&Electronics PolyvinylideneFluoride PECurve cross section Pinpoint PFM TransitionMetal Sadowski Nanopattern SingleLayer Butterfly Optical ring shape TungstenThinFilmDeposition Composition Metal Beads Formamidinium_lead_iodide Foil ElectroChemical Techcomp UnivOfMaryland BaTiO3 PyroelectricDetector CrystalGrowing Protein Defect IIT-chennai Titanate SAM LightEmiting