Front Transparent Passivation of CIGS-Based Solar Cells via AZO

We report a novel strategy for the front passivation of solar cells via aluminum-doped zinc oxide (AZO) films in the case of CIGS solar cells, leading to the highest efficiency of 15.07% without alkali metal post treatment and anti−reflective layer. The good passivation of CIGS solar cells via AZO f...

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Main Authors: He Zhang, Fei Qu, Hui Li
Format: Article
Language:English
Published: MDPI AG 2022-09-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/27/19/6285
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author He Zhang
Fei Qu
Hui Li
author_facet He Zhang
Fei Qu
Hui Li
author_sort He Zhang
collection DOAJ
description We report a novel strategy for the front passivation of solar cells via aluminum-doped zinc oxide (AZO) films in the case of CIGS solar cells, leading to the highest efficiency of 15.07% without alkali metal post treatment and anti−reflective layer. The good passivation of CIGS solar cells via AZO films is attributed to the field passivation simulated by the SCAPS−1D software. The AZO films also exhibit high optical transparency both in visible and near infrared wavelength region, high conductivity, and cost−effective fabrication advantage. Importantly, the AZO films are deposited at room temperature via radio−frequency magnetron sputtering, showing that the AZO films are also applicable to other solar cells such as perovskite solar cells. Our work is of significance for advancing the development of CIGS−based photovoltaics devices by the well front passivation of AZO. The wide application of AZO in other solar cells such as perovskite solar cells and related tandem solar cells may also accelerate the development of these solar cells because of potential passivation of AZO, low deposition temperature, and high optical transparency of AZO.
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spelling doaj.art-132a3b598b674f5db354fb4f349c3e8b2023-11-23T21:08:49ZengMDPI AGMolecules1420-30492022-09-012719628510.3390/molecules27196285Front Transparent Passivation of CIGS-Based Solar Cells via AZOHe Zhang0Fei Qu1Hui Li2Institute of Electrical Engineering, Chinese Academy of Sciences, Beijing 100190, ChinaInstitute of Electrical Engineering, Chinese Academy of Sciences, Beijing 100190, ChinaInstitute of Physics, Chinese Academy of Sciences, P.O. Box 603, Beijing 100190, ChinaWe report a novel strategy for the front passivation of solar cells via aluminum-doped zinc oxide (AZO) films in the case of CIGS solar cells, leading to the highest efficiency of 15.07% without alkali metal post treatment and anti−reflective layer. The good passivation of CIGS solar cells via AZO films is attributed to the field passivation simulated by the SCAPS−1D software. The AZO films also exhibit high optical transparency both in visible and near infrared wavelength region, high conductivity, and cost−effective fabrication advantage. Importantly, the AZO films are deposited at room temperature via radio−frequency magnetron sputtering, showing that the AZO films are also applicable to other solar cells such as perovskite solar cells. Our work is of significance for advancing the development of CIGS−based photovoltaics devices by the well front passivation of AZO. The wide application of AZO in other solar cells such as perovskite solar cells and related tandem solar cells may also accelerate the development of these solar cells because of potential passivation of AZO, low deposition temperature, and high optical transparency of AZO.https://www.mdpi.com/1420-3049/27/19/6285photovoltaicsthin film solar cellspassivationAZO films
spellingShingle He Zhang
Fei Qu
Hui Li
Front Transparent Passivation of CIGS-Based Solar Cells via AZO
Molecules
photovoltaics
thin film solar cells
passivation
AZO films
title Front Transparent Passivation of CIGS-Based Solar Cells via AZO
title_full Front Transparent Passivation of CIGS-Based Solar Cells via AZO
title_fullStr Front Transparent Passivation of CIGS-Based Solar Cells via AZO
title_full_unstemmed Front Transparent Passivation of CIGS-Based Solar Cells via AZO
title_short Front Transparent Passivation of CIGS-Based Solar Cells via AZO
title_sort front transparent passivation of cigs based solar cells via azo
topic photovoltaics
thin film solar cells
passivation
AZO films
url https://www.mdpi.com/1420-3049/27/19/6285
work_keys_str_mv AT hezhang fronttransparentpassivationofcigsbasedsolarcellsviaazo
AT feiqu fronttransparentpassivationofcigsbasedsolarcellsviaazo
AT huili fronttransparentpassivationofcigsbasedsolarcellsviaazo