An investigation into the optimal device design for selenium solar cells

Despite a resurgence in recent years, the optimal device design for selenium solar cells is still not known with individual studies using significantly different window layers, hole transport layers and selenium absorber thicknesses. In this work we present results comparing the effect of each of th...

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Main Authors: L. Thomas, C.H. Don, J.D. Major
Format: Article
Language:English
Published: Elsevier 2022-11-01
Series:Energy Reports
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2352484722008915
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author L. Thomas
C.H. Don
J.D. Major
author_facet L. Thomas
C.H. Don
J.D. Major
author_sort L. Thomas
collection DOAJ
description Despite a resurgence in recent years, the optimal device design for selenium solar cells is still not known with individual studies using significantly different window layers, hole transport layers and selenium absorber thicknesses. In this work we present results comparing the effect of each of these on device performance and propose that the ideal absorber thickness is influenced by the specific device structure being utilized. A TiO2 window layer and P3HT hole transport layer with a 200 nm Se absorber layer was found to produce the best performance of 2.1% from materials investigated in this study, however performance remains limited due to the presence of an interfacial charge extraction barrier apparent from current–voltage analysis.
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spelling doaj.art-8e6a4c28e4fb4402be7080e3226c6c7f2022-12-22T04:40:19ZengElsevierEnergy Reports2352-48472022-11-0181422An investigation into the optimal device design for selenium solar cellsL. Thomas0C.H. Don1J.D. Major2Corresponding author.; Department of Physics/Stephenson Institute for Renewable Energy, University of Liverpool, Chadwick Building, Peach St, Liverpool, L69 7ZF, United KingdomDepartment of Physics/Stephenson Institute for Renewable Energy, University of Liverpool, Chadwick Building, Peach St, Liverpool, L69 7ZF, United KingdomDepartment of Physics/Stephenson Institute for Renewable Energy, University of Liverpool, Chadwick Building, Peach St, Liverpool, L69 7ZF, United KingdomDespite a resurgence in recent years, the optimal device design for selenium solar cells is still not known with individual studies using significantly different window layers, hole transport layers and selenium absorber thicknesses. In this work we present results comparing the effect of each of these on device performance and propose that the ideal absorber thickness is influenced by the specific device structure being utilized. A TiO2 window layer and P3HT hole transport layer with a 200 nm Se absorber layer was found to produce the best performance of 2.1% from materials investigated in this study, however performance remains limited due to the presence of an interfacial charge extraction barrier apparent from current–voltage analysis.http://www.sciencedirect.com/science/article/pii/S2352484722008915PhotovoltaicsSeleniumSolar cell
spellingShingle L. Thomas
C.H. Don
J.D. Major
An investigation into the optimal device design for selenium solar cells
Energy Reports
Photovoltaics
Selenium
Solar cell
title An investigation into the optimal device design for selenium solar cells
title_full An investigation into the optimal device design for selenium solar cells
title_fullStr An investigation into the optimal device design for selenium solar cells
title_full_unstemmed An investigation into the optimal device design for selenium solar cells
title_short An investigation into the optimal device design for selenium solar cells
title_sort investigation into the optimal device design for selenium solar cells
topic Photovoltaics
Selenium
Solar cell
url http://www.sciencedirect.com/science/article/pii/S2352484722008915
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