Change LightEmission Optoelectronic SAM LateralForceMicroscopy Formamidinium_lead_iodide cooling LowDensityPolyethylene PpLdpe Mobile SingleLayer Pinpoint CrAu BFO SiliconCrystal Cell Hafnium_dioxide ItoGlass chemical_compound SolarCell piezoelectric force microscopy Sapphire PolyvinylAcetate optoelectronics Molybdenum_disulfide Chloroform PhaseTransition Hexacontane Fe_film Wang Trench temperature controller AFM ThinFilm PinpointPFM Edwin