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Updated: Jan 14, 2026
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Influence of Hybrid Perovskite Fabrication Methods on Film Formation, Electronic Structure, and Solar Cell Performance
Published on: February 27, 2017
19.0K
Advances in thin layer deposition techniques in perovskite solar cells
Qamar Wali1,2, Nahin Ar Rabbani1,2, Sadia Afrin3
1Centre for Smart Systems and Automation, COE for Robotics and Sensing Technologies, Multimedia University 63100 Cyberjaya Malaysia ielee@mmu.edu.my.
RSC Advances
|October 24, 2025
Summary
Perovskite solar cells (PSCs) achieve high efficiency through optimized layers, but defects cause degradation. Hot casting and spin coating methods effectively reduce defects, enhancing PSC performance.
Area of Science:
- Materials Science
- Photovoltaics
- Solid-State Physics
Background:
- Perovskite solar cells (PSCs) demonstrate remarkable power conversion efficiencies (η) up to 27%.
- Optimization of the perovskite absorber and charge transport layers (ETL/HTL) is crucial for high performance.
- Defects in thin-film layers, including bulk, surface, and interface defects, significantly degrade PSCs by increasing non-radiative recombination.
Purpose of the Study:
- To review recent advancements in perovskite material synthesis for solar cells.
- To highlight techniques that minimize defects and improve device performance.
- To compare different synthesis methods regarding their impact on photovoltaic parameters.
Main Methods:
- Overview of synthesis techniques including vapor deposition, spin coating (single and double steps), and hot casting.
- Analysis of methods for creating pinhole-free and compact layers.
- Focus on defect reduction strategies in perovskite and charge transport layers.
Main Results:
- Defects in PSCs lead to non-radiative recombination, reducing open-circuit voltage, fill factor, and current density.
- Techniques for developing defect-free layers improve perovskite crystallinity and charge transport layer quality.
- Hot casting and spin coating methods are identified as yielding superior photovoltaic parameters.
Conclusions:
- Minimizing defects through advanced synthesis techniques is key to enhancing PSC stability and efficiency.
- Hot casting and spin coating are effective methods for producing high-performance perovskite layers.
- Further research into defect passivation is essential for the commercial viability of PSCs.
