Highly Efficient Reproducible Perovskite Solar Cells Prepared by Low-Temperature Processing
Abstract
:1. Introduction
2. Results
2.1. Perovskite Layer
2.2. C60 Layer
2.2.1. Influence of C60 Layer Thickness
2.2.2. Influence of C60 Annealing
2.3. Further Optimization
2.4. Optimized Solar Cell Performance and Statistical Results
3. Discussion
4. Materials and Methods
4.1. Preparation of the Precursor
4.2. Fabrication of the Devices
4.3. Device Characterization
Supplementary Materials
Acknowledgments
Author Contributions
Conflicts of Interest
References
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- Sample Availability: Not available.
C60 Layer Thickness | PCE (%) | FF | VOC (mV) | JSC (mA/cm2) |
---|---|---|---|---|
10 nm | 10.5 | 63.6 | 899 | 18.4 |
20 nm | 12.2 | 72.2 | 899 | 19.4 |
40 nm | 9.3 | 65.9 | 902 | 16.1 |
60 nm | 4.8 | 35.0 | 884 | 15.8 |
Treatment | PCE (%) | FF | VOC (mV) | JSC (mA/cm2) |
---|---|---|---|---|
Annealed C60 | 11.5 | 71.0 | 874 | 17.7 |
Non-annealed C60 | 9.35 | 69.5 | 885 | 14.5 |
Device | PCE (%) | FF | VOC (mV) | JSC (mA/cm2) |
---|---|---|---|---|
Without LiF | 12.6 | 74.4 | 878 | 19.4 |
With LiF | 13.3 | 78.7 | 872 | 19.6 |
Scan direction | PCE (%) | FF | VOC (mV) | JSC (mA/cm2) |
---|---|---|---|---|
Backward scan | 16.4 | 79.4 | 960 | 20.5 |
Forward scan | 16.4 | 81.0 | 959 | 20.2 |
Layer | Deposition Method | Thickness |
---|---|---|
Glass | - | 1.1 mm |
ITO | - | around 150 nm |
PEDOT:PSS | Spin-coated | 30 nm |
Perovskite | Spin-coated | 300 nm |
C60 | Evaporated | 20 nm |
LiF | Evaporated | 1 nm |
Ag | evaporated | 100 nm |
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Hu, H.; Wong, K.K.; Kollek, T.; Hanusch, F.; Polarz, S.; Docampo, P.; Schmidt-Mende, L. Highly Efficient Reproducible Perovskite Solar Cells Prepared by Low-Temperature Processing. Molecules 2016, 21, 542. https://doi.org/10.3390/molecules21040542
Hu H, Wong KK, Kollek T, Hanusch F, Polarz S, Docampo P, Schmidt-Mende L. Highly Efficient Reproducible Perovskite Solar Cells Prepared by Low-Temperature Processing. Molecules. 2016; 21(4):542. https://doi.org/10.3390/molecules21040542
Chicago/Turabian StyleHu, Hao, Ka Kan Wong, Tom Kollek, Fabian Hanusch, Sebastian Polarz, Pablo Docampo, and Lukas Schmidt-Mende. 2016. "Highly Efficient Reproducible Perovskite Solar Cells Prepared by Low-Temperature Processing" Molecules 21, no. 4: 542. https://doi.org/10.3390/molecules21040542