High-Stability Silver Nanowire–Al<sub>2</sub>O<sub>3</sub> Composite Flexible Transparent Electrodes Prepared by Electrodeposition
Silver nanowire (AgNW) conductive film fabricated by solution processing was investigated as an alternative to indium tin oxide (ITO) in flexible transparent electrodes. In this paper, we studied a facile and effective method by electrodepositing Al<sub>2</sub>O<sub>3</sub> o...
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2021
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oai:doaj.org-article:c24e6e2a8e88413a872124ec31b5df6f2021-11-25T18:31:59ZHigh-Stability Silver Nanowire–Al<sub>2</sub>O<sub>3</sub> Composite Flexible Transparent Electrodes Prepared by Electrodeposition10.3390/nano111130472079-4991https://doaj.org/article/c24e6e2a8e88413a872124ec31b5df6f2021-11-01T00:00:00Zhttps://www.mdpi.com/2079-4991/11/11/3047https://doaj.org/toc/2079-4991Silver nanowire (AgNW) conductive film fabricated by solution processing was investigated as an alternative to indium tin oxide (ITO) in flexible transparent electrodes. In this paper, we studied a facile and effective method by electrodepositing Al<sub>2</sub>O<sub>3</sub> on the surface of AgNWs. As a result, flexible transparent electrodes with improved stability could be obtained by electrodepositing Al<sub>2</sub>O<sub>3</sub>. It was found that, as the annealing temperature rises, the Al<sub>2</sub>O<sub>3</sub> coating layer can be transformed from Al<sub>2</sub>O<sub>3</sub>·H<sub>2</sub>O into a denser amorphous state at 150 °C. By studying the increase of electrodeposition temperature, it was observed that the transmittance of the AgNW–Al<sub>2</sub>O<sub>3</sub> composite films first rose to the maximum at 70 °C and then decreased. With the increase of the electrodeposition time, the figure of merit (FoM) of the composite films increased and reached the maximum when the time was 40 s. Through optimizing the experimental parameters, a high-stability AgNW flexible transparent electrode using polyimide (PI) as a substrate was prepared without sacrificing optical and electrical performance by electrodepositing at −1.1 V and 70 °C for 40 s with 0.1 mol/L Al(NO<sub>3</sub>)<sub>3</sub> as the electrolyte, which can withstand a high temperature of 250 °C or 250,000 bending cycles with a bending radius of 4 mm.Honglong NingJunlong ChenZhihang LiZhuohui XuRihui YaoHongfu LiangTaijiang LiuGuoping SuDongxiang LuoJunbiao PengMDPI AGarticlesilver nanowiresAl<sub>2</sub>O<sub>3</sub>electrodepositionflexible transparent electrodeshigh-stabilityChemistryQD1-999ENNanomaterials, Vol 11, Iss 3047, p 3047 (2021) |
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silver nanowires Al<sub>2</sub>O<sub>3</sub> electrodeposition flexible transparent electrodes high-stability Chemistry QD1-999 |
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silver nanowires Al<sub>2</sub>O<sub>3</sub> electrodeposition flexible transparent electrodes high-stability Chemistry QD1-999 Honglong Ning Junlong Chen Zhihang Li Zhuohui Xu Rihui Yao Hongfu Liang Taijiang Liu Guoping Su Dongxiang Luo Junbiao Peng High-Stability Silver Nanowire–Al<sub>2</sub>O<sub>3</sub> Composite Flexible Transparent Electrodes Prepared by Electrodeposition |
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Silver nanowire (AgNW) conductive film fabricated by solution processing was investigated as an alternative to indium tin oxide (ITO) in flexible transparent electrodes. In this paper, we studied a facile and effective method by electrodepositing Al<sub>2</sub>O<sub>3</sub> on the surface of AgNWs. As a result, flexible transparent electrodes with improved stability could be obtained by electrodepositing Al<sub>2</sub>O<sub>3</sub>. It was found that, as the annealing temperature rises, the Al<sub>2</sub>O<sub>3</sub> coating layer can be transformed from Al<sub>2</sub>O<sub>3</sub>·H<sub>2</sub>O into a denser amorphous state at 150 °C. By studying the increase of electrodeposition temperature, it was observed that the transmittance of the AgNW–Al<sub>2</sub>O<sub>3</sub> composite films first rose to the maximum at 70 °C and then decreased. With the increase of the electrodeposition time, the figure of merit (FoM) of the composite films increased and reached the maximum when the time was 40 s. Through optimizing the experimental parameters, a high-stability AgNW flexible transparent electrode using polyimide (PI) as a substrate was prepared without sacrificing optical and electrical performance by electrodepositing at −1.1 V and 70 °C for 40 s with 0.1 mol/L Al(NO<sub>3</sub>)<sub>3</sub> as the electrolyte, which can withstand a high temperature of 250 °C or 250,000 bending cycles with a bending radius of 4 mm. |
format |
article |
author |
Honglong Ning Junlong Chen Zhihang Li Zhuohui Xu Rihui Yao Hongfu Liang Taijiang Liu Guoping Su Dongxiang Luo Junbiao Peng |
author_facet |
Honglong Ning Junlong Chen Zhihang Li Zhuohui Xu Rihui Yao Hongfu Liang Taijiang Liu Guoping Su Dongxiang Luo Junbiao Peng |
author_sort |
Honglong Ning |
title |
High-Stability Silver Nanowire–Al<sub>2</sub>O<sub>3</sub> Composite Flexible Transparent Electrodes Prepared by Electrodeposition |
title_short |
High-Stability Silver Nanowire–Al<sub>2</sub>O<sub>3</sub> Composite Flexible Transparent Electrodes Prepared by Electrodeposition |
title_full |
High-Stability Silver Nanowire–Al<sub>2</sub>O<sub>3</sub> Composite Flexible Transparent Electrodes Prepared by Electrodeposition |
title_fullStr |
High-Stability Silver Nanowire–Al<sub>2</sub>O<sub>3</sub> Composite Flexible Transparent Electrodes Prepared by Electrodeposition |
title_full_unstemmed |
High-Stability Silver Nanowire–Al<sub>2</sub>O<sub>3</sub> Composite Flexible Transparent Electrodes Prepared by Electrodeposition |
title_sort |
high-stability silver nanowire–al<sub>2</sub>o<sub>3</sub> composite flexible transparent electrodes prepared by electrodeposition |
publisher |
MDPI AG |
publishDate |
2021 |
url |
https://doaj.org/article/c24e6e2a8e88413a872124ec31b5df6f |
work_keys_str_mv |
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