Citation: Asselman, K.; Radhakrishnan, S.; Pellens, N.; Vinod Chandran, C.; Houlleberghs, M.; Xu, Y.; Martens, J. A.; Breynaert, E. (2022). HSIL-Based Synthesis of Ultracrystalline K,Na-JBW, a Zeolite Exhibiting Exceptional Framework Ordering and Flexibility. Chemistry of Materials, 34, pp. 7159-.