Investigating intermolecular interactions among CO2, water and PEEK-ionene membrane using cryo ToF-SIMS and isotopic labeling - Yao, Jennifer; Dhas, Jeffrey A.; Strange, Lyndi E.; Bara, Jason E.; Ravula, Sudhir; Walter, Eric D.; Chen, Ying; Heldebrant, David J.; Zhu, Zihua (Frontiers in Chemistry, 2025)