Material and Device Design of Flexible Perovskite Solar Cells for Next‐Generation Power Supplies

This review outlines the rapid evolution of flexible perovskite solar cells (f‐PSCs) to address the urgent need for alternative energy sources, highlighting their impressive power conversion efficiency, which increases from 2.62% to over 24% within a decade. The unique optoelectronic properties of perovskite materials and their inherent mechanical flexibilities instrumental in the development of f‐PSCs are examined. Various strategies proposed for material modification and device optimization significantly enhance efficiency and bending durability. The transition from small‐scale devices to large‐area photovoltaic modules for diverse applications is discussed in addition to the challenges and innovative solutions related to film uniformity and environmental stability. This review provides succinct yet comprehensive insights into the development of f‐PSCs, paving the way for their integration into various applications and highlighting their potential in the renewable energy landscape. This review examines the advancements in flexible perovskite solar cells (f‐PSCs) over the last decade, focusing on significant improvements in power conversion efficiency, mechanical stability, and environmental resilience. It delves into material modifications, device optimization, large‐area fabrication, and commercial application potential, providing insights into the future of renewable energy through f‐PSCs.