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Updated: Jan 14, 2026
Influence of Hybrid Perovskite Fabrication Methods on Film Formation, Electronic Structure, and Solar Cell Performance
Published on: February 27, 2017
In Situ Polymerization-Assisted Crystallization of Open-Air Blade-Coated Perovskite Films for Efficient Solar Cells
Yu Zou1, Tai Wang1, Yuting Ma1
1State Key Laboratory of Elemento-Organic Chemistry, the Centre of Nanoscale Science Technology and Key Laboratory of Functional Polymer Materials, Frontiers Science Center for New Organic Matter, College of Chemistry, Nankai University, Tianjin, 300071, P.R. China.
This study introduces an in situ polymerization method for perovskite solar cells (PSCs), enhancing film quality and reducing lead leakage. This scalable approach boosts PSC performance and environmental safety.
Area of Science:
- Materials Science
- Renewable Energy
- Photovoltaics
Background:
- Perovskite solar cells (PSCs) show great potential but face scalability and lead leakage issues.
- Current manufacturing methods struggle to meet commercialization demands.
Purpose of the Study:
- To develop a scalable in situ polymerization strategy for perovskite films.
- To improve perovskite film quality, control crystallization, and passivate defects.
- To address lead leakage and enhance device stability.
Main Methods:
- An in situ polymerization strategy using 2-aminoethyl methacrylate hydrochloride (2-Amh) monomer.
- Bottom interface layer construction and bulk polymer network formation.
- Air-blade coating of perovskite films with in situ polymerization.
Main Results:
- Enhanced film uniformity and crystallinity through synergistic polymer interactions.
- Effective mitigation of lead leakage and suppression of iodide oxidation.
- Achieved 20.78% steady-state efficiency for 5x5 cm2 mini-modules (10.80 cm2).
Conclusions:
- The in situ polymerization strategy offers a promising solution for scalable PSC manufacturing.
- Addresses key challenges in performance and environmental sustainability.
- Demonstrates a viable pathway for commercializing high-efficiency perovskite photovoltaics.
