Researchers have concentrated on increasing the efficiency of solar cells by creating novel materials that can collect and convert sunlight into power. This study provides an overview of the recent research and development of materials for solar photovoltaic. . In recent years, solar photovoltaic technology has experienced significant advances in both materials and systems, leading to improvements in efficiency, cost, and energy storage capacity. We work toward finding solutions for today's solar R&D challenges, which include: Making solar an even better investment through work on bankability, reliability, and critical. . The U. Department of Energy's Office of Critical Minerals & Energy Innovation is advancing America's critical minerals supply chains and accelerating next-generation energy technologies to strengthen our nation's energy security and power our future. Get a digest of the top energy innovation. .