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批量异质连接有机太阳能电池的选择性调节成分形态

Xinyu He¹, Zhi-Xi Liu¹, Hongzheng Chen¹

¹State Key Laboratory of Silicon and Advanced Semiconductor Materials, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou, 310027, P. R. China.

Advanced materials (Deerfield Beach, Fla.)

|October 8, 2023

概括

一种新的近红外光子辅助回火 (NPA) 方法可以精确控制有机太阳能电池 (OSC) 形态,在温和条件下实现高功率转换效率 (PCE). 这种技术还促进了使用回收材料开发稳定,灵活的OSC.

科学领域:

材料科学材料科学材料科学
有机电子有机电子
可再生能源可再生能源是可再生能源.

背景情况:

对有机太阳能电池 (OSC) 来说,控制散装异质连接膜中的纳米级形态至关重要,但对于传统的后处理来说具有挑战性.
现有的方法通常需要恶劣的条件,限制基材选择和设备稳定性.

研究的目的:

为高性能有机太阳能电池开发温和加工策略.
为了实现对批量异质连接膜的纳米尺度形态的精确控制.
展示使用可持续材料制造柔性有机太阳能电池的方法.

主要方法:

开发近红外光子辅助回火 (NPA) 策略,将顶部NIR光照明和底部加热相结合.
分子排列的选择性调整和狭窄带隙接受器的组装.
有机太阳能电池在可热聚乙烯四甲酸基板上制造.

主要成果:

在活性层中实现了最佳的薄膜形态和富含受体的顶部表面.
对于二进制有机太阳能电池,获得了显著的电力转换效率 (PCE) 19.25%.
在顶部照明的柔性OSC中表现出极好的机械稳定性.

结论:

该NPA战略为制造高性能有机太阳能电池提供了一种温和而有效的方法.
这种方法使得灵活的太阳能电池应用可以使用多种甚至是回收的基材.
开发的技术对于推进可持续的有机太阳能电池技术具有重大潜力.

关键词:

灵活的设备是灵活的设备.它们的形态和形态学.近红外光子是近红外光子.有机太阳能电池是有机太阳能电池.后期处理后期处理

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