AUTHOR=Chen Lin , Gao Fei , Sha Wei E. I. , Chen Zhi Ning TITLE=Editorial: Recent Progress in Surface Electromagnetic Modes JOURNAL=Frontiers in Physics VOLUME=9 YEAR=2021 URL=https://www.frontiersin.org/journals/physics/articles/10.3389/fphy.2021.684584 DOI=10.3389/fphy.2021.684584 ISSN=2296-424X