Zhang, Q., Sheng, Q., Zeng, Y., Ouyang, Y., Weng, J., Lu, H., Liu, X., Peng, S., Huang, S. (2026). Ion‐Selective Transport via Nanoconfined Differential Interfacial Friction in a Dielectric‐Engineered Covalent Organic Framework With Sectionalized Chemical Environments. Advanced Materials. https://doi.org/10.1002/adma.73670