AUTHOR=Farajollahi Amirhamzeh TITLE=Nanotechnology in solar energy: From active systems to Advanced Solar cells JOURNAL=Frontiers in Energy Research VOLUME=Volume 13 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/energy-research/articles/10.3389/fenrg.2025.1560718 DOI=10.3389/fenrg.2025.1560718 ISSN=2296-598X