The Growth of Photoactive Porphyrin-Based MOF Thin Films Using the Liquid-Phase Epitaxy Approach and Their Optoelectronic Properties
This study reports on the optoelectronic properties of porphyrin-based metal−organic framework (MOF) thin films fabricated by a facile liquid-phase epitaxy approach. This approach affords the growth of MOF thin films that are free of morphological imperfections, more suitable for optoelect...
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doaj-48c7ed62b8cc45ceabd80ca19e15e7302020-11-24T22:12:41ZengMDPI AGMaterials1996-19442019-08-011215245710.3390/ma12152457ma12152457The Growth of Photoactive Porphyrin-Based MOF Thin Films Using the Liquid-Phase Epitaxy Approach and Their Optoelectronic PropertiesGuy Olivier Ngongang Ndjawa0Mohamed R. Tchalala1Osama Shekhah2Jafar I. Khan3Ahmed E. Mansour4Justyna Czaban-Jóźwiak5Lukasz J. Weselinski6Hassan Ait Ahsaine7Aram Amassian8Mohamed Eddaoudi9King Abdullah University of Science and Technology (KAUST), KAUST Solar Center (KSC), Physical Sciences and Engineering Division (PSE), Thuwal 23955-6900, Saudi ArabiaFunctional Materials Discovery and Development Research Group (FMD3), Advanced Membranes and Porous Materials Center (AMPMC), Physical Science and Engineering Division (PSE), King Abdullah University of Science and Technology (KAUST), Thuwal 23955-6900, Saudi ArabiaFunctional Materials Discovery and Development Research Group (FMD3), Advanced Membranes and Porous Materials Center (AMPMC), Physical Science and Engineering Division (PSE), King Abdullah University of Science and Technology (KAUST), Thuwal 23955-6900, Saudi ArabiaKing Abdullah University of Science and Technology (KAUST), KAUST Solar Center (KSC), Physical Sciences and Engineering Division (PSE), Thuwal 23955-6900, Saudi ArabiaKing Abdullah University of Science and Technology (KAUST), KAUST Solar Center (KSC), Physical Sciences and Engineering Division (PSE), Thuwal 23955-6900, Saudi ArabiaFunctional Materials Discovery and Development Research Group (FMD3), Advanced Membranes and Porous Materials Center (AMPMC), Physical Science and Engineering Division (PSE), King Abdullah University of Science and Technology (KAUST), Thuwal 23955-6900, Saudi ArabiaFunctional Materials Discovery and Development Research Group (FMD3), Advanced Membranes and Porous Materials Center (AMPMC), Physical Science and Engineering Division (PSE), King Abdullah University of Science and Technology (KAUST), Thuwal 23955-6900, Saudi ArabiaKAUST Catalysis Center (KCC), Physical Science and Engineering Division (PSE), King Abdullah University of Science and Technology (KAUST), Thuwal 23955-6900, Saudi ArabiaKing Abdullah University of Science and Technology (KAUST), KAUST Solar Center (KSC), Physical Sciences and Engineering Division (PSE), Thuwal 23955-6900, Saudi ArabiaFunctional Materials Discovery and Development Research Group (FMD3), Advanced Membranes and Porous Materials Center (AMPMC), Physical Science and Engineering Division (PSE), King Abdullah University of Science and Technology (KAUST), Thuwal 23955-6900, Saudi ArabiaThis study reports on the optoelectronic properties of porphyrin-based metal−organic framework (MOF) thin films fabricated by a facile liquid-phase epitaxy approach. This approach affords the growth of MOF thin films that are free of morphological imperfections, more suitable for optoelectronic applications. Chemical modifications such as the porphyrin ligand metallation have been found to preserve the morphology of the grown films making this approach particularly suitable for molecular alteration of MOF thin film optoelectronic properties without compromising its mesoscale morphology significantly. Particularly, the metallation of the ligand was found to be effective to tune the MOF bandgap. These porphyrin-based MOF thin films were shown to function effectively as donor layers in solar cells based on a Fullerene-C<sub>60</sub> acceptor. The ability to fabricate MOF solar cells free of a liquid-phase acceptor greatly simplifies device fabrication and enables pairing of MOFs as light absorbers with a wide range of acceptors including non-fullerene acceptors.https://www.mdpi.com/1996-1944/12/15/2457metal-organic frameworkthin filmsphotoactiveoptolectronic and liquid-phase epitaxy |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Guy Olivier Ngongang Ndjawa Mohamed R. Tchalala Osama Shekhah Jafar I. Khan Ahmed E. Mansour Justyna Czaban-Jóźwiak Lukasz J. Weselinski Hassan Ait Ahsaine Aram Amassian Mohamed Eddaoudi |
spellingShingle |
Guy Olivier Ngongang Ndjawa Mohamed R. Tchalala Osama Shekhah Jafar I. Khan Ahmed E. Mansour Justyna Czaban-Jóźwiak Lukasz J. Weselinski Hassan Ait Ahsaine Aram Amassian Mohamed Eddaoudi The Growth of Photoactive Porphyrin-Based MOF Thin Films Using the Liquid-Phase Epitaxy Approach and Their Optoelectronic Properties Materials metal-organic framework thin films photoactive optolectronic and liquid-phase epitaxy |
author_facet |
Guy Olivier Ngongang Ndjawa Mohamed R. Tchalala Osama Shekhah Jafar I. Khan Ahmed E. Mansour Justyna Czaban-Jóźwiak Lukasz J. Weselinski Hassan Ait Ahsaine Aram Amassian Mohamed Eddaoudi |
author_sort |
Guy Olivier Ngongang Ndjawa |
title |
The Growth of Photoactive Porphyrin-Based MOF Thin Films Using the Liquid-Phase Epitaxy Approach and Their Optoelectronic Properties |
title_short |
The Growth of Photoactive Porphyrin-Based MOF Thin Films Using the Liquid-Phase Epitaxy Approach and Their Optoelectronic Properties |
title_full |
The Growth of Photoactive Porphyrin-Based MOF Thin Films Using the Liquid-Phase Epitaxy Approach and Their Optoelectronic Properties |
title_fullStr |
The Growth of Photoactive Porphyrin-Based MOF Thin Films Using the Liquid-Phase Epitaxy Approach and Their Optoelectronic Properties |
title_full_unstemmed |
The Growth of Photoactive Porphyrin-Based MOF Thin Films Using the Liquid-Phase Epitaxy Approach and Their Optoelectronic Properties |
title_sort |
growth of photoactive porphyrin-based mof thin films using the liquid-phase epitaxy approach and their optoelectronic properties |
publisher |
MDPI AG |
series |
Materials |
issn |
1996-1944 |
publishDate |
2019-08-01 |
description |
This study reports on the optoelectronic properties of porphyrin-based metal−organic framework (MOF) thin films fabricated by a facile liquid-phase epitaxy approach. This approach affords the growth of MOF thin films that are free of morphological imperfections, more suitable for optoelectronic applications. Chemical modifications such as the porphyrin ligand metallation have been found to preserve the morphology of the grown films making this approach particularly suitable for molecular alteration of MOF thin film optoelectronic properties without compromising its mesoscale morphology significantly. Particularly, the metallation of the ligand was found to be effective to tune the MOF bandgap. These porphyrin-based MOF thin films were shown to function effectively as donor layers in solar cells based on a Fullerene-C<sub>60</sub> acceptor. The ability to fabricate MOF solar cells free of a liquid-phase acceptor greatly simplifies device fabrication and enables pairing of MOFs as light absorbers with a wide range of acceptors including non-fullerene acceptors. |
topic |
metal-organic framework thin films photoactive optolectronic and liquid-phase epitaxy |
url |
https://www.mdpi.com/1996-1944/12/15/2457 |
work_keys_str_mv |
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