Butterfly UTEM Vanadate Heating polyvinyl acetate Piezo CalciumHydroxyapatite Current SelfAssembly Chromium Edwin Hair ImideMonomer ScanningTunnelingMicroscopy Laser plastic EvatecAG Bacteria GranadaUniv LMF dichalcogenide PVAC CntFilm Deposition ScanningKelvinProbeMicroscopy Celebration Spain Pyroelectric PolyStylene Iron VerticalPFM SingleCrystal flakes Polystyrene InorganicCompound