Improving Efficiency of Perovskite-Organic Tandem Solar Cells
Author Information
Author(s): Tian Jingjing, Liu Chao, Forberich Karen, Barabash Anastasia, Xie Zhiqiang, Qiu Shudi, Byun Jiwon, Peng Zijian, Zhang Kaicheng, Du Tian, Sathasivam Sanjayan, Macdonald Thomas J., Dong Lirong, Li Chaohui, Zhang Jiyun, Halik Marcus, Le Corre Vincent M., Osvet Andres, Heumüller Thomas, Li Ning, Zhou Yinhua, Lüer Larry, Brabec Christoph J.
Primary Institution: Institute of Materials for Electronics and Energy Technology (i-MEET), Department of Materials Science and Engineering, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany
Hypothesis
Can optimizing the interconnection layers in perovskite-organic tandem solar cells enhance their efficiency and stability?
Conclusion
The study demonstrates that optimizing metal-based interconnection layers can significantly improve the efficiency and stability of perovskite-organic tandem solar cells.
Supporting Evidence
- Optimized interconnection layers led to a champion efficiency of 25.34%.
- Current gain of over 1.5 mA/cm2 was achieved in organic rear cells.
- Enhanced stability was observed in the optimized tandem devices.
Takeaway
This research shows that by changing how the layers in solar cells are made, we can make them work better and last longer.
Methodology
The study involved optimizing the shape and size of gold nanoparticles in interconnection layers to reduce optical losses and improve efficiency.
Limitations
The study primarily focuses on n-i-p type tandem solar cells and may not be applicable to other configurations.
Digital Object Identifier (DOI)
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