用长链二基来抑制中间阶段,用于高性能宽带间隔和并列矿太阳能电池
Peng Jia1, Guoyi Chen1, Guang Li1
1Key Lab of Artificial Micro- and Nano-Structures of Ministry of Education of China, School of Physics and Technology, Wuhan University, Wuhan, P. R. China.
Advanced materials (Deerfield Beach, Fla.)
|March 7, 2024
概括
宽带间隔矿太阳能电池使用八-1,8-二胺二二氧化物 (ODADI) 兴奋剂实现高效率和稳定性. 这一策略克服了叶片涂层矿太阳能电池的局限性,使得高效的并联应用成为可能.
科学领域:
- 材料科学 材料科学 材料科学
- 可再生能源可再生能源是可再生能源.
- 太阳能光伏发电是如何实现的
背景情况:
- 宽带间隙 (WBG) 矿对于联太阳能电池超越Shockley-Queisser极限至关重要.
- WBG矿面临的挑战包括非辐射重组和电压损失,阻碍其性能.
研究的目的:
- 制定一个高效和稳定的WBG矿太阳能电池制造战略.
- 调查-1,8-胺二二氧化物 (ODADI) 兴奋剂对WBG矿膜和设备的影响.
主要方法:
- 在现场测量光发光 (PL) 以监测叶片涂层期间的中间阶段演变和结晶.
- 在1.67 eV的WBG矿 (FA0.7Cs0.25MA0.05Pb(I0.8Br0.2)3) 薄膜中使用ODADI.
- 制造和表征单连接倒置PSC,半透明WBG设备和4终端全矿联设备.
主要成果:
- ODADI 兴奋剂抑制了中间阶段,促进了结晶,并在刀片涂层的 WBG 矿膜中被动化了缺陷.
- 冠军单连接倒置PSC实现了22.06% (0.07厘米2) 和19.63% (1.02厘米2) 的PCE,这是叶片涂层WBGPSC的最高水平.
- 未封装的设备显示出出色的空气稳定性,在照明下保持初始效率约500小时. 半透明的WBG设备达到了20.06%的PCE,并联设备达到了28.35%的PCE.
结论:
- 通过叶片涂层制造高性能和稳定的WBG矿太阳能电池,ODADI注是一种有效的策略.
- 开发的WBG矿太阳能电池显示出高效的单节和并联太阳能应用的巨大潜力.
- 该研究强调了控制薄膜形成和缺陷被动化的重要性,以促进矿光伏的发展.
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