AUTHOR=Rosenkranz Andreas , Gachot Carsten , Erdemir Ali TITLE=Editorial: 2D-Layered Nanomaterials: Chemical Functionalization, Advanced Characterization, and Tribological Properties JOURNAL=Frontiers in Chemistry VOLUME=10 YEAR=2022 URL=https://www.frontiersin.org/journals/chemistry/articles/10.3389/fchem.2022.840213 DOI=10.3389/fchem.2022.840213 ISSN=2296-2646