Solution Formamidinium_lead_iodide HOPG Floppy Growth Mechanical&nanotechnology LDPE Potential CompactDisk GranadaUniv Aluminium_Oxide Polyimide PyroelectricDetector SolarCell ConductingPolymer thermal_conductivity HexacontaneFilm LMF UnivMaryland exfoliate ferromagnetic LateralForceMicroscopy Perovskite blended polymers ForceDistanceSpectroscopy MechanicalProperty Transparent AtomicLayer Pvdf Stiffness LiIonBattery Hexylthiophene fluoroaalkane electrospinning Butterfly