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Understanding the rate-dependent J–V hysteresis, slow time component, and aging in CH<sub>3</sub>NH<sub>3</sub>PbI<sub>3</sub> perovskite solar cells: the role of a compensated electric field

Energy & Environmental Science · 2015 · Vol. 8(3) · pp. 995–1004
Wolfgang TressNevena MarinovaThomas MoehlShaik M. ZakeeruddinMohammad Khaja NazeeruddinMichaël Grätzel

Abstract

Ionic displacement modifying the electric field in the device is found as most likely reason for the hysteresis which is examined by separating fast and slow processes and comparing devices with and without blocking layer.

Perovskite Materials and ApplicationsChalcogenide Semiconductor Thin FilmsQuantum Dots Synthesis And PropertiesHysteresisPerovskite (structure)Materials scienceComponent (thermodynamics)Electric fieldDisplacement (psychology)Ionic bondingBlocking (statistics)Condensed matter physicsEngineering physics
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References
The Role of Intrinsic Defects in Methylammonium Lead Iodide Perovskite
The Journal of Physical Chemistry Letters · 2014 · 893 citations
Dielectric study of CH3NH3PbX3 (X = Cl, Br, I)
Journal of Physics and Chemistry of Solids · 1992 · 408 citations
Organometal Halide Perovskites as Visible-Light Sensitizers for Photovoltaic Cells
Journal of the American Chemical Society · 2009 · 22,193 citations
Diffusion of oxide ion vacancies in perovskite-type oxides
Journal of Solid State Chemistry · 1988 · 398 citations
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Understanding the rate-dependent J–V hysteresis, slow time component, and aging in CH<sub>3</sub>NH<sub>3</sub>PbI<sub>3</sub> perovskite solar cells: the role of a compensated electric field · Scinovex