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Recent Progress of Helicene Type Hole-Transporting Materials for Perovskite Solar Cells
Jijitha Vailassery1,2,3, Shih-Sheng Sun1
1Institute of Chemistry, Academia Sinica, Taipei 115, Taiwan.
Molecules (Basel, Switzerland)
|January 21, 2023
Summary
Helicene-based hole-transporting materials (HTMs) enhance perovskite solar cell performance and stability. This review summarizes their properties and future development for efficient solar energy conversion.
Area of Science:
- Materials Science
- Renewable Energy
- Photovoltaics
Background:
- Perovskite solar cells are a promising clean energy technology.
- Hole-transporting materials (HTMs) are crucial for device performance and stability.
- Helicene cores offer unique properties for advanced HTMs.
Purpose of the Study:
- To review emerging helicene-based HTMs for perovskite solar cells.
- To summarize the optical, electrochemical, thermal, and photovoltaic properties of these materials.
- To provide future development perspectives for helicene-type HTMs.
Main Methods:
- Literature review of helicene-based small molecules in perovskite solar cells.
- Analysis of properties in n-i-p and p-i-n device architectures.
- Summary of performance and stability enhancements.
Main Results:
- Helicene-based HTMs demonstrate significant improvements in perovskite solar cell efficiency.
- These materials exhibit favorable optical, electrochemical, and thermal characteristics.
- Their unique structure contributes to enhanced device stability.
Conclusions:
- Helicene-based HTMs represent a key advancement in perovskite solar cell technology.
- Further research into helicene derivatives can unlock higher performance and durability.
- These materials are vital for the future of efficient solar energy.
