AUTHOR=Yan Feng , Sun Kaiwen , Gupta Subhadra TITLE=Editorial: Emerging thin-film solar cell research JOURNAL=Frontiers in Energy Research VOLUME=Volume 13 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/energy-research/articles/10.3389/fenrg.2025.1640468 DOI=10.3389/fenrg.2025.1640468 ISSN=2296-598X