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Updated: Feb 8, 2026
05:15
Flash Infrared Annealing for Perovskite Solar Cell Processing
Published on: February 3, 2021
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Self-Assembled Monolayers in p-i-n Perovskite Solar Cells: Molecular Design, Interfacial Engineering, and Machine
Asmat Ullah1, Ying Luo1, Stefaan De Wolf1
1Center for Renewable Energy and Storage Technologies (CREST), Physical Sciences and Engineering, Division (PSE), King Abdullah University of Science and Technology (KAUST), Thuwal, Saudi Arabia.
Advanced Materials (Deerfield Beach, Fla.)
|February 7, 2026
Summary
Self-assembled monolayers (SAMs) are revolutionizing perovskite solar cells by improving hole transport layers (HTLs). Molecular engineering of SAMs enhances device performance and stability for next-generation photovoltaics.
Area of Science:
- Materials Science
- Photovoltaics
- Nanotechnology
Background:
- Self-assembled monolayers (SAMs) are crucial for high-efficiency p-i-n perovskite solar cells.
- SAMs have become essential components in modern solar cell design.
Purpose of the Study:
- To review the evolution and impact of SAMs in perovskite solar cells.
- To explore structure-property-performance relationships and integration into tandem cells.
Main Methods:
- Analysis of molecular-level insights into SAM function.
- Assessment of deposition techniques and operational stability.
- Exploration of machine learning for material discovery.
Main Results:
- SAM engineering optimizes energy level alignment and perovskite crystallization.
- SAMs are key to record-breaking perovskite/silicon tandem cells.
- Scalability and stability challenges are identified.
Conclusions:
- SAMs are pivotal for stable, high-performance perovskite solar cells.
- Further molecular design is needed to overcome current limitations.
- Machine learning accelerates SAM development for future photovoltaics.
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