Charge Carrier Dynamics of SnO2 Electron‐Transporting Layers in Perovskite Solar Cells

Perovskite solar cells (PSCs) have demonstrated remarkable increase in their photovoltaic efficiencies over the past several years. Charge carrier properties including charge selectivity, extraction, and transport play key roles in device performances. Therefore, a comprehensive insight into the cha...

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Main Authors: Abraham Adenle, Selengesuren Suragtkhuu, Solongo Purevdorj, Yu Lin Zhong, Munkhbayar Batmunkh
Format: Article
Language:English
Published: Wiley-VCH 2025-01-01
Series:Small Structures
Subjects:
Online Access:https://doi.org/10.1002/sstr.202400374
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author Abraham Adenle
Selengesuren Suragtkhuu
Solongo Purevdorj
Yu Lin Zhong
Munkhbayar Batmunkh
author_facet Abraham Adenle
Selengesuren Suragtkhuu
Solongo Purevdorj
Yu Lin Zhong
Munkhbayar Batmunkh
author_sort Abraham Adenle
collection DOAJ
description Perovskite solar cells (PSCs) have demonstrated remarkable increase in their photovoltaic efficiencies over the past several years. Charge carrier properties including charge selectivity, extraction, and transport play key roles in device performances. Therefore, a comprehensive insight into the charge carrier dynamics and mobility within the bulk materials and at the interface is of great importance for the future development of this cutting‐edge technology. This review discusses the recent advances that have been made in SnO2 electron‐transporting layers and their limitations, followed by outlining the key development of novel strategies in improving SnO2 films through surface defect engineering, interface modification, and doping approaches. In addition, the recent developments are highlighted for identifying the origin of defect and trap center, and promoting SnO2 electron extraction and transporting capacity in PSCs. Importantly, the novel approaches are also discussed for studying photogenerated charge carrier dynamics of the devices. In conclusion, the own prospectives and outlooks are presented for the development of SnO2‐based PSCs, with a particular focus on addressing current difficulties in SnO2 and providing in‐depth understanding on the relationships between materials and devices.
format Article
id doaj-art-2400a56f19f143c6be2f37bd4cfd43d1
institution Kabale University
issn 2688-4062
language English
publishDate 2025-01-01
publisher Wiley-VCH
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series Small Structures
spelling doaj-art-2400a56f19f143c6be2f37bd4cfd43d12025-01-10T17:54:14ZengWiley-VCHSmall Structures2688-40622025-01-0161n/an/a10.1002/sstr.202400374Charge Carrier Dynamics of SnO2 Electron‐Transporting Layers in Perovskite Solar CellsAbraham Adenle0Selengesuren Suragtkhuu1Solongo Purevdorj2Yu Lin Zhong3Munkhbayar Batmunkh4Queensland Micro‐ and Nanotechnology Centre School of Environment and Science Griffith University Nathan Queensland 4111 AustraliaQueensland Micro‐ and Nanotechnology Centre School of Environment and Science Griffith University Nathan Queensland 4111 AustraliaQueensland Micro‐ and Nanotechnology Centre School of Environment and Science Griffith University Nathan Queensland 4111 AustraliaQueensland Micro‐ and Nanotechnology Centre School of Environment and Science Griffith University Nathan Queensland 4111 AustraliaQueensland Micro‐ and Nanotechnology Centre School of Environment and Science Griffith University Nathan Queensland 4111 AustraliaPerovskite solar cells (PSCs) have demonstrated remarkable increase in their photovoltaic efficiencies over the past several years. Charge carrier properties including charge selectivity, extraction, and transport play key roles in device performances. Therefore, a comprehensive insight into the charge carrier dynamics and mobility within the bulk materials and at the interface is of great importance for the future development of this cutting‐edge technology. This review discusses the recent advances that have been made in SnO2 electron‐transporting layers and their limitations, followed by outlining the key development of novel strategies in improving SnO2 films through surface defect engineering, interface modification, and doping approaches. In addition, the recent developments are highlighted for identifying the origin of defect and trap center, and promoting SnO2 electron extraction and transporting capacity in PSCs. Importantly, the novel approaches are also discussed for studying photogenerated charge carrier dynamics of the devices. In conclusion, the own prospectives and outlooks are presented for the development of SnO2‐based PSCs, with a particular focus on addressing current difficulties in SnO2 and providing in‐depth understanding on the relationships between materials and devices.https://doi.org/10.1002/sstr.202400374charge carrierselectron‐transporting materialsperovskite solar cellsphotovoltaicstin oxide
spellingShingle Abraham Adenle
Selengesuren Suragtkhuu
Solongo Purevdorj
Yu Lin Zhong
Munkhbayar Batmunkh
Charge Carrier Dynamics of SnO2 Electron‐Transporting Layers in Perovskite Solar Cells
Small Structures
charge carriers
electron‐transporting materials
perovskite solar cells
photovoltaics
tin oxide
title Charge Carrier Dynamics of SnO2 Electron‐Transporting Layers in Perovskite Solar Cells
title_full Charge Carrier Dynamics of SnO2 Electron‐Transporting Layers in Perovskite Solar Cells
title_fullStr Charge Carrier Dynamics of SnO2 Electron‐Transporting Layers in Perovskite Solar Cells
title_full_unstemmed Charge Carrier Dynamics of SnO2 Electron‐Transporting Layers in Perovskite Solar Cells
title_short Charge Carrier Dynamics of SnO2 Electron‐Transporting Layers in Perovskite Solar Cells
title_sort charge carrier dynamics of sno2 electron transporting layers in perovskite solar cells
topic charge carriers
electron‐transporting materials
perovskite solar cells
photovoltaics
tin oxide
url https://doi.org/10.1002/sstr.202400374
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AT selengesurensuragtkhuu chargecarrierdynamicsofsno2electrontransportinglayersinperovskitesolarcells
AT solongopurevdorj chargecarrierdynamicsofsno2electrontransportinglayersinperovskitesolarcells
AT yulinzhong chargecarrierdynamicsofsno2electrontransportinglayersinperovskitesolarcells
AT munkhbayarbatmunkh chargecarrierdynamicsofsno2electrontransportinglayersinperovskitesolarcells