Original Research
Optimization of power conversion efficiency of CH3NH3PbI3 perovskite solar cell with TiO2 as electron transport layer
F. Otmani
a
N. Bachir
a
A. Merad
b

a Unity of Research of Materials and Renewable Energies (URMER)

b Theoretical Physics Laboratory University of Tlemcen BP: 119 Tlemcen 13000 Algeria


Journal of Ovonic Research 2025, 21(1),95-107; https://doi.org/10.15251/JOR.2025.211.95
Submitted:Nov 04, 2024
Accepted:Feb 05, 2025
Published:Mar 01, 2025
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Cite This Article
F. Otmani ,N. Bachir ,A. Merad . (2025). Journal of Ovonic Research. Optimization of power conversion efficiency of CH3NH3PbI3 perovskite solar cell with TiO2 as electron transport layer, 21(1), ,95-107. https://doi.org/10.15251/JOR.2025.211.95
Abstract

Because of its interesting optoelectronic properties, Methylammonium Lead Iodide CH3NH3PbI3 perovskite semiconductor is used as an active layer in the development of several emerged solar cells. In this work, the solar cell with the architecture FTO/TiO2/ CH3NH3PbI3/Spiro-MeOTAD/Au is simulated using the sophisticated OghmaNano software. We have studied the influence of some parameters like thickness for different layers, charge carrier mobility of holes and electrons, charge recombination rate, band gap energy and doping in the active layer. The effect of device temperature is also studied. The photovoltaic characteristic curves such as Current density-Voltage (J-V), is represented in this work. The final optimized parameters Jsc, Voc, FF and PCE are 34.14 mA/cm2, 0.95 Volt, 82.28 % and 26.13 % respectively.

©2026 by the authors. Submitted for possible open access publication under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
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