GranadaUniv Fe_film atomic_steps blended polymers molecular_self_assembly Fiber SiliconeOxide Titanate plastic solar_cell Kevlar EPFL Ito multi_layer HydroGel C60H122 hetero_structure HDD DataStorage #Materials ferromagnetic AdhesionEnergy Multiferroic_materials mfm_amplitude PANI Forevision LiquidCell FrictionalForce PolyvinylideneFluoride LDPE Etch SKKU GaP Biology Modulus