Recent advances in flexible perovskite solar cells

Area of Science:

• Materials Science
• Renewable Energy
• Photovoltaics

Background:

• Flexible and low-weight thin-film perovskite solar cells are gaining attention for their potential in large-area, roll-to-roll applications.
• These cells offer advantages over traditional rigid solar cells, including adaptability to various shapes and surfaces.

Purpose of the Study:

• To review and describe various approaches researchers have employed to enhance the device performance of flexible perovskite solar cells.
• To highlight strategies for enabling flexible perovskite solar cells to compete with their rigid counterparts in terms of efficiency and durability.

Main Methods:

• Review of literature focusing on modifications to electron and hole transport materials in flexible perovskite solar cells.
• Analysis of different flexible substrate materials and their impact on device performance.
• Examination of fabrication techniques for large-area and roll-to-roll production of flexible perovskite solar cells.

Main Results:

• Tailoring electron/hole transport materials significantly improves power conversion efficiencies in flexible devices.
• Selection of appropriate flexible substrates is crucial for maintaining performance and mechanical stability.
• Progress has been made in developing flexible perovskite solar cells that approach the efficiency of rigid devices.

Conclusions:

• Flexible perovskite solar cells are a promising technology for next-generation photovoltaics.
• Continued research into material optimization and fabrication processes will further enhance their competitiveness.
• These advancements pave the way for diverse applications in building-integrated photovoltaics and portable electronics.