Spray Coating Luminescence Layers on Glass for Si Solar Cells Efficiency Enhancement

The article presents experimental research focused on the improvement of solar cells efficiency using the photoluminescence down-shifting effect. In the paper, the authors present the results of solar cells performance enhanced with the proposed solution. As light energy converted active materials,...

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Main Authors: Katarzyna Znajdek, Natalia Gwardjan, Aleksandra Sosna-Głębska, Maciej Sibiński
Format: Article
Language:English
Published: MDPI AG 2021-10-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/14/21/6884
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author Katarzyna Znajdek
Natalia Gwardjan
Aleksandra Sosna-Głębska
Maciej Sibiński
author_facet Katarzyna Znajdek
Natalia Gwardjan
Aleksandra Sosna-Głębska
Maciej Sibiński
author_sort Katarzyna Znajdek
collection DOAJ
description The article presents experimental research focused on the improvement of solar cells efficiency using the photoluminescence down-shifting effect. In the paper, the authors present the results of solar cells performance enhanced with the proposed solution. As light energy converted active materials, rare earth elements of europium and dysprosium were implemented. In the experiments, luminescent layers were deposited on top of photovoltaic protective glass in order to absorb the highest possible amount of ultraviolet light from the incident solar spectrum. Spray coating deposition technology with various types of ink compositions was used for process optimization. It was observed that there are optimal concentrations and solvent types for the best conversion effect and consequently, the improvement of solar cell external quantum efficiency (EQE) together with the PV cell absolute efficiency enhancement.
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spelling doaj.art-35bb13a0efeb48cbb73dae39c3872f462023-11-22T20:40:22ZengMDPI AGEnergies1996-10732021-10-011421688410.3390/en14216884Spray Coating Luminescence Layers on Glass for Si Solar Cells Efficiency EnhancementKatarzyna Znajdek0Natalia Gwardjan1Aleksandra Sosna-Głębska2Maciej Sibiński3Department of Semiconductor and Optoelectronic Devices, Lodz University of Technology, 10 Politechniki, 93-590 Lodz, PolandDepartment of Semiconductor and Optoelectronic Devices, Lodz University of Technology, 10 Politechniki, 93-590 Lodz, PolandDepartment of Semiconductor and Optoelectronic Devices, Lodz University of Technology, 10 Politechniki, 93-590 Lodz, PolandDepartment of Semiconductor and Optoelectronic Devices, Lodz University of Technology, 10 Politechniki, 93-590 Lodz, PolandThe article presents experimental research focused on the improvement of solar cells efficiency using the photoluminescence down-shifting effect. In the paper, the authors present the results of solar cells performance enhanced with the proposed solution. As light energy converted active materials, rare earth elements of europium and dysprosium were implemented. In the experiments, luminescent layers were deposited on top of photovoltaic protective glass in order to absorb the highest possible amount of ultraviolet light from the incident solar spectrum. Spray coating deposition technology with various types of ink compositions was used for process optimization. It was observed that there are optimal concentrations and solvent types for the best conversion effect and consequently, the improvement of solar cell external quantum efficiency (EQE) together with the PV cell absolute efficiency enhancement.https://www.mdpi.com/1996-1073/14/21/6884down-shiftingphotoluminescenceexternal quantum efficiencyrare earth elementsspray-coating methods
spellingShingle Katarzyna Znajdek
Natalia Gwardjan
Aleksandra Sosna-Głębska
Maciej Sibiński
Spray Coating Luminescence Layers on Glass for Si Solar Cells Efficiency Enhancement
Energies
down-shifting
photoluminescence
external quantum efficiency
rare earth elements
spray-coating methods
title Spray Coating Luminescence Layers on Glass for Si Solar Cells Efficiency Enhancement
title_full Spray Coating Luminescence Layers on Glass for Si Solar Cells Efficiency Enhancement
title_fullStr Spray Coating Luminescence Layers on Glass for Si Solar Cells Efficiency Enhancement
title_full_unstemmed Spray Coating Luminescence Layers on Glass for Si Solar Cells Efficiency Enhancement
title_short Spray Coating Luminescence Layers on Glass for Si Solar Cells Efficiency Enhancement
title_sort spray coating luminescence layers on glass for si solar cells efficiency enhancement
topic down-shifting
photoluminescence
external quantum efficiency
rare earth elements
spray-coating methods
url https://www.mdpi.com/1996-1073/14/21/6884
work_keys_str_mv AT katarzynaznajdek spraycoatingluminescencelayersonglassforsisolarcellsefficiencyenhancement
AT nataliagwardjan spraycoatingluminescencelayersonglassforsisolarcellsefficiencyenhancement
AT aleksandrasosnagłebska spraycoatingluminescencelayersonglassforsisolarcellsefficiencyenhancement
AT maciejsibinski spraycoatingluminescencelayersonglassforsisolarcellsefficiencyenhancement