通过驱动器级容量分析了解矿太阳能电池的陷特性
Seokjoo Ryu1, Bumjin Gil1, Beomsoo Kim1
1Department of Materials Science and Engineering, Research Institute of Advanced Materials, Seoul National University, Seoul 08826, Korea.
ACS applied materials & interfaces
|November 30, 2023
概括
甲基化 (MACl) 添加剂和后处理可以减少矿太阳能电池 (PSC) 的缺陷. 这提高了设备的效率和稳定性,特别是在孔输送层/矿接口.
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.
- 设备物理 设备物理
背景情况:
- 矿太阳能电池 (PSCs) 由于高性能和低成本,对光伏有希望.
- PSC中的缺陷 (陷) 阻碍了设备的效率和长期稳定性.
- 有效的缺陷被动化策略对于推进PSC技术至关重要.
研究的目的:
- 调查PSC中的散装和表面缺陷的被动化.
- 使用甲基化 (MACl) 添加剂和化 (PTMAI) 后处理分析陷的空间分布和减少.
- 评估这些治疗对PSC稳定性的影响.
主要方法:
- 甲基化 (MACl) 作为添加剂的应用.
- 使用化 (PTMAI) 进行后处理.
- 使用驱动级容量分析 (DLCP) 来量化陷的空间布局.
- 在60°C进行500小时的热稳定性测试.
主要成果:
- 最佳的MACl度导致了在散装矿层和ETL/矿和HTL/矿接口上相似的陷减少.
- PTMAI后处理显著降低了陷密度,特别是在HTL/矿接口.
- 热稳定性测试证实了大量抑制陷积累,特别是在HTL/矿界面,一个数量级.
结论:
- MACl添加剂和PTMAI后处理对PSC中缺陷的消极有效.
- HTL/矿接口是减少缺陷和增强稳定性的关键区域.
- 这些发现有助于开发更稳定,更高效的矿太阳能电池.
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