Tin oxide as an emerging electron transport medium in perovskite solar cells

Electron transport medium (ETM) is one of the most important components determining the photovoltaic performance of organic-inorganic halide perovskite solar cells (PSCs). Among the metal oxide semiconductors, anatase (TiO2) is the most common material used as ETM in PSCs to facilitate charge collec...

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Main Authors: Wali, Qamar, Iqbal, Yaseen, Pal, Bhupender, Rajan, Jose, Lowe, Adrian
Format: Article
Language:English
Published: Elsevier B.V. 2018
Subjects:
Online Access:http://umpir.ump.edu.my/id/eprint/20662/1/Tin%20oxide%20as%20an%20emerging%20electron%20transport.pdf
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author Wali, Qamar
Iqbal, Yaseen
Pal, Bhupender
Rajan, Jose
Lowe, Adrian
author_facet Wali, Qamar
Iqbal, Yaseen
Pal, Bhupender
Rajan, Jose
Lowe, Adrian
author_sort Wali, Qamar
collection UMP
description Electron transport medium (ETM) is one of the most important components determining the photovoltaic performance of organic-inorganic halide perovskite solar cells (PSCs). Among the metal oxide semiconductors, anatase (TiO2) is the most common material used as ETM in PSCs to facilitate charge collection as well as to support a thin perovskite absorber layer. Production of conductive crystalline TiO2 requires relatively higher temperatures (400–500 °C) which limits its application to glass substrates coated with fluorine tin oxide (FTO) as other tin oxides (e.g. indium tin oxide) degrade at temperatures above 300 °C. Furthermore, this renders it unsuitable for flexible devices, often based on low-temperature flexible plastic substrates. Pure tin oxide, one of the earliest metal oxide semiconductors, is often used in myriad electronic devices and has shown outstanding characteristics as an ETM in PSC systems. Thus, tin oxide can be considered a viable alternative to TiO2 due to its excellent electron mobility and higher stability than other alternatives such as zinc oxide. This review article gives a brief history of ETMs in PSC systems and reviews recent developments in the use of tin oxide in both pure and composite form as ETMs. Efficiencies of up to 21% have been reported in tin oxide based PSCs with photovoltages of up to ~1214 mV.
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spelling UMPir206622018-08-06T02:26:51Z http://umpir.ump.edu.my/id/eprint/20662/ Tin oxide as an emerging electron transport medium in perovskite solar cells Wali, Qamar Iqbal, Yaseen Pal, Bhupender Rajan, Jose Lowe, Adrian QC Physics Electron transport medium (ETM) is one of the most important components determining the photovoltaic performance of organic-inorganic halide perovskite solar cells (PSCs). Among the metal oxide semiconductors, anatase (TiO2) is the most common material used as ETM in PSCs to facilitate charge collection as well as to support a thin perovskite absorber layer. Production of conductive crystalline TiO2 requires relatively higher temperatures (400–500 °C) which limits its application to glass substrates coated with fluorine tin oxide (FTO) as other tin oxides (e.g. indium tin oxide) degrade at temperatures above 300 °C. Furthermore, this renders it unsuitable for flexible devices, often based on low-temperature flexible plastic substrates. Pure tin oxide, one of the earliest metal oxide semiconductors, is often used in myriad electronic devices and has shown outstanding characteristics as an ETM in PSC systems. Thus, tin oxide can be considered a viable alternative to TiO2 due to its excellent electron mobility and higher stability than other alternatives such as zinc oxide. This review article gives a brief history of ETMs in PSC systems and reviews recent developments in the use of tin oxide in both pure and composite form as ETMs. Efficiencies of up to 21% have been reported in tin oxide based PSCs with photovoltages of up to ~1214 mV. Elsevier B.V. 2018 Article PeerReviewed pdf en http://umpir.ump.edu.my/id/eprint/20662/1/Tin%20oxide%20as%20an%20emerging%20electron%20transport.pdf Wali, Qamar and Iqbal, Yaseen and Pal, Bhupender and Rajan, Jose and Lowe, Adrian (2018) Tin oxide as an emerging electron transport medium in perovskite solar cells. Solar Energy Materials and Solar Cells, 179. pp. 102-117. ISSN 0927-0248. (Published) https://doi.org/10.1016/j.solmat.2018.02.007 10.1016/j.solmat.2018.02.007
spellingShingle QC Physics
Wali, Qamar
Iqbal, Yaseen
Pal, Bhupender
Rajan, Jose
Lowe, Adrian
Tin oxide as an emerging electron transport medium in perovskite solar cells
title Tin oxide as an emerging electron transport medium in perovskite solar cells
title_full Tin oxide as an emerging electron transport medium in perovskite solar cells
title_fullStr Tin oxide as an emerging electron transport medium in perovskite solar cells
title_full_unstemmed Tin oxide as an emerging electron transport medium in perovskite solar cells
title_short Tin oxide as an emerging electron transport medium in perovskite solar cells
title_sort tin oxide as an emerging electron transport medium in perovskite solar cells
topic QC Physics
url http://umpir.ump.edu.my/id/eprint/20662/1/Tin%20oxide%20as%20an%20emerging%20electron%20transport.pdf
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