AUTHOR=Celebrano Michele TITLE=Plasmonics: The future is ultrafast and ultrasmall JOURNAL=Frontiers in Photonics VOLUME=3 YEAR=2022 URL=https://www.frontiersin.org/journals/photonics/articles/10.3389/fphot.2022.969233 DOI=10.3389/fphot.2022.969233 ISSN=2673-6853