Ren, L., Song, J., Zhang, N., Guo, Y., Belzile, N., Deng, T. (2026). Crown Ether Rotaxane‐Induced Construction of COF Membranes With Recognition Channels for High‐Efficiency Ion Sieving. Angewandte Chemie International Edition. https://doi.org/10.1002/anie.202525413