Molecular study and analysis of organic compounds for high-performance solar cell applications

In this study, we used time-dependent density functional theory DFT/TD-DFT methods in its B3LYP/6-311G(d,p) formalism to model and analyze various properties of conjugated organic compounds. More specifically, the targeted systems consist of a D donor unit (carbazole), an A acceptor unit (benzothiad...

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Main Authors: El Mhamedi Imane, El Malki Zakaria
Format: Article
Language:English
Published: EDP Sciences 2025-01-01
Series:E3S Web of Conferences
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/01/e3sconf_icegc2024_00046.pdf
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author El Mhamedi Imane
El Malki Zakaria
author_facet El Mhamedi Imane
El Malki Zakaria
author_sort El Mhamedi Imane
collection DOAJ
description In this study, we used time-dependent density functional theory DFT/TD-DFT methods in its B3LYP/6-311G(d,p) formalism to model and analyze various properties of conjugated organic compounds. More specifically, the targeted systems consist of a D donor unit (carbazole), an A acceptor unit (benzothiadiazole) and various donor motifs. Quantum simulation via DFT/TD-DFT has enabled us to assess their fundamental electronic structures, boundary energy levels and optical absorption properties.Using AMPS1D software, we carried out an in-depth analysis of the photovoltaic properties of six compounds associated with the PCBM acceptor. These compounds were classified into two distinct categories. In the initial section, we evaluated the energy conversion efficiency of compounds, with performances between 7% to 11%. The second section presented the addition of a PEDOT layer between the active layer and the anode, which significantly improved photovoltaic performance, reaching a maximum efficiency of 15%. These results underline the positive impact of PEDOT addition on photovoltaic conversion and its potential for organic solar cells. In conclusion, our results indicate that these compounds represent promising candidates for future applications.
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spelling doaj-art-f9599ca2ad9c4d379b003e1f3465f75e2025-02-05T10:46:25ZengEDP SciencesE3S Web of Conferences2267-12422025-01-016010004610.1051/e3sconf/202560100046e3sconf_icegc2024_00046Molecular study and analysis of organic compounds for high-performance solar cell applicationsEl Mhamedi Imane0El Malki Zakaria1Materials and Systems Control (MMSC), Computer Engineering and Intelligent Electrical Systems (2ISEI) Laboratory, High School of Technology (ESTM), University Moulay IsmailMaterials and Systems Control (MMSC), Computer Engineering and Intelligent Electrical Systems (2ISEI) Laboratory, High School of Technology (ESTM), University Moulay IsmailIn this study, we used time-dependent density functional theory DFT/TD-DFT methods in its B3LYP/6-311G(d,p) formalism to model and analyze various properties of conjugated organic compounds. More specifically, the targeted systems consist of a D donor unit (carbazole), an A acceptor unit (benzothiadiazole) and various donor motifs. Quantum simulation via DFT/TD-DFT has enabled us to assess their fundamental electronic structures, boundary energy levels and optical absorption properties.Using AMPS1D software, we carried out an in-depth analysis of the photovoltaic properties of six compounds associated with the PCBM acceptor. These compounds were classified into two distinct categories. In the initial section, we evaluated the energy conversion efficiency of compounds, with performances between 7% to 11%. The second section presented the addition of a PEDOT layer between the active layer and the anode, which significantly improved photovoltaic performance, reaching a maximum efficiency of 15%. These results underline the positive impact of PEDOT addition on photovoltaic conversion and its potential for organic solar cells. In conclusion, our results indicate that these compounds represent promising candidates for future applications.https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/01/e3sconf_icegc2024_00046.pdf
spellingShingle El Mhamedi Imane
El Malki Zakaria
Molecular study and analysis of organic compounds for high-performance solar cell applications
E3S Web of Conferences
title Molecular study and analysis of organic compounds for high-performance solar cell applications
title_full Molecular study and analysis of organic compounds for high-performance solar cell applications
title_fullStr Molecular study and analysis of organic compounds for high-performance solar cell applications
title_full_unstemmed Molecular study and analysis of organic compounds for high-performance solar cell applications
title_short Molecular study and analysis of organic compounds for high-performance solar cell applications
title_sort molecular study and analysis of organic compounds for high performance solar cell applications
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/01/e3sconf_icegc2024_00046.pdf
work_keys_str_mv AT elmhamediimane molecularstudyandanalysisoforganiccompoundsforhighperformancesolarcellapplications
AT elmalkizakaria molecularstudyandanalysisoforganiccompoundsforhighperformancesolarcellapplications