材料科学
能量转换效率
钙钛矿(结构)
氧化物
退火(玻璃)
光电子学
载流子
溅射沉积
传输层
腔磁控管
图层(电子)
薄膜
化学工程
溅射
纳米技术
复合材料
冶金
工程类
作者
Tan Guo,Shan Yun,Yanxing Li,Aibin Huang,Litao Kang
出处
期刊:Solar Energy
[Elsevier]
日期:2020-09-01
卷期号:208: 652-658
被引量:9
标识
DOI:10.1016/j.solener.2020.08.034
摘要
Despite the great advance in power conversion efficiency (PCE), the poor stability of perovskite solar cells in ambient condition becomes a tremendous obstruction for real application. Solution-processed all-metal-oxide charge transport layers exhibit remarkable improvement in stability in ambient air according to the previous report. However, the solution process is confined to the limited effective area and morphology of the substrate. Here we report the magnetron sputtered charge transport layers, of which Cu doped NiOx (Cu:NiOx) acts as the hole transport layer and ZnO as the electron transport layer, respectively. We precisely control their properties on unlimited substrates without post-annealing for balanced charge transport efficiency in both interfaces, which demonstrates better power conversion efficiency. The all-metal-oxide based devices also demonstrate excellent stability in ambient condition when compared to the control devices based on conventional organic transport layers.
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