湿化,加热和陷密度的影响在三酸矿太阳能电池上
Leila Yadegari1, Zahra Rastegar Moghadamgohari1, Nazila Zarabinia1
1Department of Physics, Faculty of Science, University of Zanjan, P.O. Box 45371-38791, Zanjan, Iran.
Scientific reports
|August 18, 2023
概括
湿度通过增加电压和电流来提高矿太阳能电池 (PSC) 的性能,通过离子分离提高稳定性. 本研究调查了PSC对环境的影响.
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:
- 矿太阳能电池 (PSC) 面临着来自湿度和热量的重大挑战,影响其长期性能和稳定性.
- 了解环境影响对于推动PSC技术向商业可行性发展至关重要.
研究的目的:
- 在各种环境条件下研究三PSC的性能和稳定性,特别关注湿度和温度.
- 阐明在加湿的PSC中观察到的性能提升和稳定性改善背后的机制.
主要方法:
- 三级矿太阳能电池的制造和测试.
- 细胞暴露在受控的加湿环境和不同工作温度下.
- 设备性能指标的表征,包括开通电路电压 (VOC),短路电流密度 (JSC) 和功率转换效率 (PCE).
- 对hysteresis指数,电荷转移电阻和缺陷状态的分析.
主要成果:
- 加湿的PSC显示出更好的性能,VOC达到940mV,JSC达到22.85mA cm-2,而PCE达到14.34%.
- 在潮湿条件下,hysteresis指数和电荷转移阻力显著降低 (分别降至0.4%和1.67kΩ).
- 将离子分离到接口被确定为通过减轻抗位缺陷状态来提高稳定性的机制.
- 该研究系统地分析了工作温度和陷密度对PSC结构和性能的影响.
结论:
- 对湿度的受控暴露可以有益地影响PSC的性能和稳定性,这与常见的预期相反.
- 离子分离是通过减少与缺陷相关的损失来提高PSC运行稳定的关键因素.
- 对温度和陷密度等环境因素的进一步研究对于优化PSC至关重要.
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