Efficient, Stable, and Low-Cost PbS Quantum Dot Solar Cells with Cr–Ag Electrodes
Abstract
:1. Introduction
2. Materials and Methods
2.1. Materials
2.2. Estimation of the PbS QD Layer Thickness
2.3. Device Fabrication
2.3.1. The Drop Cast Deposition Method for Device Fabrication
2.3.2. The Spin Coating Deposition Method for Device Fabrication
2.4. Device Characterization and Instrumentation
3. Results and Discussion
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Deposition Process | Layer Deposition | Voc (V) | Jsc (mA/cm2) | Fill Factor (FF) (%) | PCE (%) |
---|---|---|---|---|---|
Spin coating | 5 PbS-TBAI + 2 PbS-EDT (7 Layers) | 0.38 | 35 | 50 | 6.5 |
Drop cast | 1 PbS-TBAI + 1 PbS-EDT (2 layers) | 0 | 0 | 0 | 0 |
2 PbS-TBAI + 1 PbS-EDT (3 layers) | 0 | 0 | 0 | 0 | |
2 PbS-TBAI + 2 PbS-EDT (4 layers) | 0.4 | 7.5 | 50 | 1.5 | |
3 PbS-TBAI + 2 PbS-EDT (5 layers) | 0.4 | 3 | 46 | 0.55 | |
4 PbS-TBAI + 2 PbS-EDT (6 Layers) | 0.4 | 1 | 48 | 0.2 |
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Khanam, J.J.; Foo, S.Y.; Yu, Z.; Liu, T.; Mao, P. Efficient, Stable, and Low-Cost PbS Quantum Dot Solar Cells with Cr–Ag Electrodes. Nanomaterials 2019, 9, 1205. https://doi.org/10.3390/nano9091205
Khanam JJ, Foo SY, Yu Z, Liu T, Mao P. Efficient, Stable, and Low-Cost PbS Quantum Dot Solar Cells with Cr–Ag Electrodes. Nanomaterials. 2019; 9(9):1205. https://doi.org/10.3390/nano9091205
Chicago/Turabian StyleKhanam, Jobeda J., Simon Y. Foo, Zhibin Yu, Tianhan Liu, and Pengsu Mao. 2019. "Efficient, Stable, and Low-Cost PbS Quantum Dot Solar Cells with Cr–Ag Electrodes" Nanomaterials 9, no. 9: 1205. https://doi.org/10.3390/nano9091205