Joule-Heating Annealing to Increase Organic Solar Cells Performance: A Comparative Study

In this work, we present our results on the influence of post-deposition treatments on the morphology and optical properties of photoactive films made of small molecules and their subsequent effect on the performance of photovoltaic (PV) devices. We have chosen DPP(TBFu)<sub>2</sub>:PC&l...

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Main Authors: Maria Méndez, Daniel Fernández, Aurelien Viterisi, Eugenia Martínez-Ferrero, Emilio Palomares
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/12/5/2552
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author Maria Méndez
Daniel Fernández
Aurelien Viterisi
Eugenia Martínez-Ferrero
Emilio Palomares
author_facet Maria Méndez
Daniel Fernández
Aurelien Viterisi
Eugenia Martínez-Ferrero
Emilio Palomares
author_sort Maria Méndez
collection DOAJ
description In this work, we present our results on the influence of post-deposition treatments on the morphology and optical properties of photoactive films made of small molecules and their subsequent effect on the performance of photovoltaic (PV) devices. We have chosen DPP(TBFu)<sub>2</sub>:PC<sub>61</sub>BM as a benchmark model system and compared a novel joule-heating annealing (JHA) treatment with the widely used temperature annealing (TA) and solvent annealing (SVA) treatments. Detailed characterization of the morphology of the active layer and the performance of the devices suggests that JHA is a valuable post-treatment technique that provides fast information about the development of domains in the photoactive layer. Finally, in this context, solar cells on flexible indium tin oxide (ITO) substrates, made of polyethylene terephthalate (PET), were fabricated and analyzed.
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spelling doaj.art-a140fdc6784047c78898585ee1735e8e2023-11-23T22:42:38ZengMDPI AGApplied Sciences2076-34172022-02-01125255210.3390/app12052552Joule-Heating Annealing to Increase Organic Solar Cells Performance: A Comparative StudyMaria Méndez0Daniel Fernández1Aurelien Viterisi2Eugenia Martínez-Ferrero3Emilio Palomares4Institute of Chemical Research of Catalonia (ICIQ-BIST), Avda. Països Catalans, 16, 43007 Tarragona, SpainInstitute of Chemical Research of Catalonia (ICIQ-BIST), Avda. Països Catalans, 16, 43007 Tarragona, SpainIPREM UMR5254—UPPA/CNRS, Technopole Hélioparc, 2 Avenue du Président Pierre Angot, 64053 Pau, FranceInstitute of Chemical Research of Catalonia (ICIQ-BIST), Avda. Països Catalans, 16, 43007 Tarragona, SpainInstitute of Chemical Research of Catalonia (ICIQ-BIST), Avda. Països Catalans, 16, 43007 Tarragona, SpainIn this work, we present our results on the influence of post-deposition treatments on the morphology and optical properties of photoactive films made of small molecules and their subsequent effect on the performance of photovoltaic (PV) devices. We have chosen DPP(TBFu)<sub>2</sub>:PC<sub>61</sub>BM as a benchmark model system and compared a novel joule-heating annealing (JHA) treatment with the widely used temperature annealing (TA) and solvent annealing (SVA) treatments. Detailed characterization of the morphology of the active layer and the performance of the devices suggests that JHA is a valuable post-treatment technique that provides fast information about the development of domains in the photoactive layer. Finally, in this context, solar cells on flexible indium tin oxide (ITO) substrates, made of polyethylene terephthalate (PET), were fabricated and analyzed.https://www.mdpi.com/2076-3417/12/5/2552organic solar cellsmall moleculefullerenesup-scalingflexible substratespost-treatment
spellingShingle Maria Méndez
Daniel Fernández
Aurelien Viterisi
Eugenia Martínez-Ferrero
Emilio Palomares
Joule-Heating Annealing to Increase Organic Solar Cells Performance: A Comparative Study
Applied Sciences
organic solar cell
small molecule
fullerenes
up-scaling
flexible substrates
post-treatment
title Joule-Heating Annealing to Increase Organic Solar Cells Performance: A Comparative Study
title_full Joule-Heating Annealing to Increase Organic Solar Cells Performance: A Comparative Study
title_fullStr Joule-Heating Annealing to Increase Organic Solar Cells Performance: A Comparative Study
title_full_unstemmed Joule-Heating Annealing to Increase Organic Solar Cells Performance: A Comparative Study
title_short Joule-Heating Annealing to Increase Organic Solar Cells Performance: A Comparative Study
title_sort joule heating annealing to increase organic solar cells performance a comparative study
topic organic solar cell
small molecule
fullerenes
up-scaling
flexible substrates
post-treatment
url https://www.mdpi.com/2076-3417/12/5/2552
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AT danielfernandez jouleheatingannealingtoincreaseorganicsolarcellsperformanceacomparativestudy
AT aurelienviterisi jouleheatingannealingtoincreaseorganicsolarcellsperformanceacomparativestudy
AT eugeniamartinezferrero jouleheatingannealingtoincreaseorganicsolarcellsperformanceacomparativestudy
AT emiliopalomares jouleheatingannealingtoincreaseorganicsolarcellsperformanceacomparativestudy