AUTHOR=Zhou Wenzhong , Zhang Chunyu , Huang Shanfang , Wu Zeyun , Revankar Shripad T. TITLE=Editorial: Reactor Fuels, Materials and Systems Under Extreme Environments JOURNAL=Frontiers in Energy Research VOLUME=10 YEAR=2022 URL=https://www.frontiersin.org/journals/energy-research/articles/10.3389/fenrg.2022.860553 DOI=10.3389/fenrg.2022.860553 ISSN=2296-598X