AUTHOR=Wu Shihao , Zhang Yapei , Yu Jian , Bai Jingyuan , Tian Wenxi , Qiu Suizheng , Su G. H. TITLE=Experimental research on heat transfer characteristics of a two-layer corium pool based on a three-dimensional ellipsoidal lower plenum JOURNAL=Frontiers in Nuclear Engineering VOLUME=3 YEAR=2025 URL=https://www.frontiersin.org/journals/nuclear-engineering/articles/10.3389/fnuen.2024.1523026 DOI=10.3389/fnuen.2024.1523026 ISSN=2813-3412