Enhancing Perovskite Solar Cell Performance through Surface Engineering of Metal Oxide Electron-Transporting Layer

Enhancing Perovskite Solar Cell Performance through Surface Engineering of Metal Oxide Electron-Transporting Layer

Perovskite solar cells have gained increasing interest in recent times owing to the rapidly enlarged device efficiency and tunable optoelectronic properties in various applications. In perovskite solar cells, interface engineering plays an important role in determining the final device efficiency an...

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Main Authors: Gang Lu, Xuhui Wang, Juan Du, Min Zhang, Yali Gao, Yanbo Liu, Jing Ma, Zhenhua Lin
Format: Article
Language:English
Published: MDPI AG 2020-01-01
Series:Coatings
Subjects:
perovskite solar cells
ticl<sub>4</sub> treatment
electron-transporting layer
interface engineering
Online Access:https://www.mdpi.com/2079-6412/10/1/46
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spelling doaj-1104c78983764a058a72ca7e47bfa5732020-11-25T02:23:43ZengMDPI AGCoatings2079-64122020-01-011014610.3390/coatings10010046coatings10010046Enhancing Perovskite Solar Cell Performance through Surface Engineering of Metal Oxide Electron-Transporting LayerGang Lu0Xuhui Wang1Juan Du2Min Zhang3Yali Gao4Yanbo Liu5Jing Ma6Zhenhua Lin7Qinghai Huanghe Upstream Hydropower Development Co. Ltd. Photovoltaic Industry Technology Branch, Photovoltaic Technology Co., Ltd. of Huanghe Hydropower, Xining 810000, Qinghai, ChinaQinghai Huanghe Upstream Hydropower Development Co. Ltd. Photovoltaic Industry Technology Branch, Photovoltaic Technology Co., Ltd. of Huanghe Hydropower, Xining 810000, Qinghai, ChinaQinghai Huanghe Upstream Hydropower Development Co. Ltd. Photovoltaic Industry Technology Branch, Photovoltaic Technology Co., Ltd. of Huanghe Hydropower, Xining 810000, Qinghai, ChinaQinghai Huanghe Upstream Hydropower Development Co. Ltd. Photovoltaic Industry Technology Branch, Photovoltaic Technology Co., Ltd. of Huanghe Hydropower, Xining 810000, Qinghai, ChinaQinghai Huanghe Upstream Hydropower Development Co. Ltd. Photovoltaic Industry Technology Branch, Photovoltaic Technology Co., Ltd. of Huanghe Hydropower, Xining 810000, Qinghai, ChinaQinghai Huanghe Upstream Hydropower Development Co. Ltd. Photovoltaic Industry Technology Branch, Photovoltaic Technology Co., Ltd. of Huanghe Hydropower, Xining 810000, Qinghai, ChinaState Key Discipline Laboratory of Wide Band Gap Semiconductor Tecchnology, Shaanxi Joint Key Laboratory of Graphene, School of Microelectronics, Xidian University, Xi’an 710071, ChinaState Key Discipline Laboratory of Wide Band Gap Semiconductor Tecchnology, Shaanxi Joint Key Laboratory of Graphene, School of Microelectronics, Xidian University, Xi’an 710071, ChinaPerovskite solar cells have gained increasing interest in recent times owing to the rapidly enlarged device efficiency and tunable optoelectronic properties in various applications. In perovskite solar cells, interface engineering plays an important role in determining the final device efficiency and stability. In this study, we adopted TiCl<sub>4</sub> treatment to reduce the surface roughness of the metal oxide layer and improve the perovskite film quality to obtain better device performance. After proper TiCl<sub>4</sub> treatment, the efficiencies of TiCl<sub>4</sub>&#8722;TiO<sub>2</sub>- and TiCl<sub>4</sub>&#8722;ZnO-based devices were significantly enhanced up to 16.5% and 17.0%, respectively, compared with those based on pristine TiO<sub>2</sub> and ZnO (13.2% and 10.2%, respectively).https://www.mdpi.com/2079-6412/10/1/46perovskite solar cellsticl<sub>4</sub> treatmentelectron-transporting layerinterface engineering
collection DOAJ
language English
format Article
sources DOAJ
author Gang Lu
Xuhui Wang
Juan Du
Min Zhang
Yali Gao
Yanbo Liu
Jing Ma
Zhenhua Lin
spellingShingle Gang Lu
Xuhui Wang
Juan Du
Min Zhang
Yali Gao
Yanbo Liu
Jing Ma
Zhenhua Lin
Enhancing Perovskite Solar Cell Performance through Surface Engineering of Metal Oxide Electron-Transporting Layer
Coatings
perovskite solar cells
ticl<sub>4</sub> treatment
electron-transporting layer
interface engineering
author_facet Gang Lu
Xuhui Wang
Juan Du
Min Zhang
Yali Gao
Yanbo Liu
Jing Ma
Zhenhua Lin
author_sort Gang Lu
title Enhancing Perovskite Solar Cell Performance through Surface Engineering of Metal Oxide Electron-Transporting Layer
title_short Enhancing Perovskite Solar Cell Performance through Surface Engineering of Metal Oxide Electron-Transporting Layer
title_full Enhancing Perovskite Solar Cell Performance through Surface Engineering of Metal Oxide Electron-Transporting Layer
title_fullStr Enhancing Perovskite Solar Cell Performance through Surface Engineering of Metal Oxide Electron-Transporting Layer
title_full_unstemmed Enhancing Perovskite Solar Cell Performance through Surface Engineering of Metal Oxide Electron-Transporting Layer
title_sort enhancing perovskite solar cell performance through surface engineering of metal oxide electron-transporting layer
publisher MDPI AG
series Coatings
issn 2079-6412
publishDate 2020-01-01
description Perovskite solar cells have gained increasing interest in recent times owing to the rapidly enlarged device efficiency and tunable optoelectronic properties in various applications. In perovskite solar cells, interface engineering plays an important role in determining the final device efficiency and stability. In this study, we adopted TiCl<sub>4</sub> treatment to reduce the surface roughness of the metal oxide layer and improve the perovskite film quality to obtain better device performance. After proper TiCl<sub>4</sub> treatment, the efficiencies of TiCl<sub>4</sub>&#8722;TiO<sub>2</sub>- and TiCl<sub>4</sub>&#8722;ZnO-based devices were significantly enhanced up to 16.5% and 17.0%, respectively, compared with those based on pristine TiO<sub>2</sub> and ZnO (13.2% and 10.2%, respectively).
topic perovskite solar cells
ticl<sub>4</sub> treatment
electron-transporting layer
interface engineering
url https://www.mdpi.com/2079-6412/10/1/46
work_keys_str_mv AT ganglu enhancingperovskitesolarcellperformancethroughsurfaceengineeringofmetaloxideelectrontransportinglayer
AT xuhuiwang enhancingperovskitesolarcellperformancethroughsurfaceengineeringofmetaloxideelectrontransportinglayer
AT juandu enhancingperovskitesolarcellperformancethroughsurfaceengineeringofmetaloxideelectrontransportinglayer
AT minzhang enhancingperovskitesolarcellperformancethroughsurfaceengineeringofmetaloxideelectrontransportinglayer
AT yaligao enhancingperovskitesolarcellperformancethroughsurfaceengineeringofmetaloxideelectrontransportinglayer
AT yanboliu enhancingperovskitesolarcellperformancethroughsurfaceengineeringofmetaloxideelectrontransportinglayer
AT jingma enhancingperovskitesolarcellperformancethroughsurfaceengineeringofmetaloxideelectrontransportinglayer
AT zhenhualin enhancingperovskitesolarcellperformancethroughsurfaceengineeringofmetaloxideelectrontransportinglayer
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