Entrapment of Elusive Guests within Metal-Seamed Nanocapsules†
We thank the NSF (J.L.A.), NSF CHE-95-31247, and NIH 1S10RR11962-01 for financial support of this work. We also thank Dr. Wei G. Wycoff for NMR support and valuable discussions. The Advanced Light Source is supported by the Director, Office of Science, Office of Basic Energy Sciences, of the U.S. Department of Energy under Contract No. DE-AC02-05CH11231.
Graphical Abstract
Abstract
Anions play a crucial role in locking alkali metals on the interior of metal–organic capsules that contain structural water gates. This role is further evidenced when stitching-up the capsule seam, resulting in either expulsion or trapping of cesium ions depending on the anion employed.