AUTHOR=Wu Junwei , Myung Jae-ha , Ding Dong , Zhu Tenglong TITLE=Editorial: High Temperature Solid Oxide Cells JOURNAL=Frontiers in Chemistry VOLUME=9 YEAR=2021 URL=https://www.frontiersin.org/journals/chemistry/articles/10.3389/fchem.2021.719826 DOI=10.3389/fchem.2021.719826 ISSN=2296-2646