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Stable Flexible Perovskite Solar Cells via Siloxane
- Flexible perovskite solar cells (PSCs) show promise for next-generation photovoltaic technology but face challenges in mechanical stability and durability, especially in flexible substrates for portable applications.
- A study published in npj Flexible Electronics introduces a novel approach using siloxane coupling agents to enhance the mechanical robustness of flexible perovskite solar cells.
- Siloxane molecules act as molecular adhesives, forming a chemically bonded interface that reduces delamination and crack propagation during mechanical strain.
- The integration of siloxane coupling agents through screen printing improves mechanical endurance without compromising photovoltaic performance metrics.
- Mechanistic studies reveal that siloxane-treated devices exhibit reduced crack formation and minimal drop in power conversion efficiency after bending cycles.
- This advancement allows for the integration of flexible perovskite solar cells into wearable electronics, IoT devices, and other applications requiring high efficiency and mechanical resilience.
- The selective nature of the siloxane assembly process enables precise control over interfacial chemistry, maintaining outstanding photovoltaic parameters.
- The strategy also offers potential protection against environmental factors like moisture and oxygen ingress, enhancing the overall stability of flexible PSCs.
- The research contributes to the commercialization roadmap of flexible solar cells by combining scalable screen printing with molecular interface engineering.
- The innovative use of siloxane coupling agents represents a significant milestone in developing durable, efficient, and scalable photovoltaic technologies for flexible electronics applications.
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