AUTHOR=Salminen Linda , Karjalainen Erno , Aseyev Vladimir , Tenhu Heikki TITLE=Corrigendum: Tough materials through ionic interactions JOURNAL=Frontiers in Chemistry VOLUME=11 YEAR=2023 URL=https://www.frontiersin.org/journals/chemistry/articles/10.3389/fchem.2023.1241556 DOI=10.3389/fchem.2023.1241556 ISSN=2296-2646