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Wide-Bandgap Metal Halide Perovskites for Tandem Solar Cells.
Jinhui Tong1, Qi Jiang1, Fei Zhang1
1Chemistry and Nanoscience Center, National Renewable Energy Laboratory, Golden, Colorado 80401, United States.
ACS Energy Letters
|March 27, 2024
Summary
Wide-bandgap perovskite solar cells (PSCs) are key for efficient, low-cost tandem technologies. This review covers progress, challenges, and tandem applications of wide-bandgap PSCs.
Area of Science:
- Materials Science
- Renewable Energy
- Photovoltaics
Background:
- Metal halide perovskite solar cells (PSCs) are a leading next-generation solar technology.
- Wide-bandgap PSCs are crucial for high-efficiency tandem solar cells.
- Perovskites are the only thin-film technology achieving >20% efficiency for wide-bandgap solar cells.
Purpose of the Study:
- To review recent advancements in wide-bandgap PSCs.
- To identify challenges in efficiency loss and instability.
- To explore strategies for overcoming these obstacles.
Main Methods:
- Focus review of current research on wide-bandgap PSCs.
- Analysis of efficiency loss mechanisms and stability issues.
- Discussion of tandem configurations including perovskite/perovskite, perovskite/Si, and perovskite/CIGS.
Main Results:
- Wide-bandgap PSCs are essential for high-performance tandem solar cells.
- Key mechanisms for efficiency loss and instability have been identified.
- Various strategies are being developed to enhance PSC performance and longevity.
Conclusions:
- Wide-bandgap PSCs hold significant promise for future solar energy applications.
- Tandem configurations utilizing wide-bandgap PSCs are rapidly advancing.
- Continued research is vital for realizing the full potential of perovskite solar technology.
