pH-Responsive supramolecular nanovalves based on cucurbit[6]uril pseudorotaxanes
pH-Responsive supramolecular nanovalves based on cucurbit[6]uril pseudorotaxanes, (S. Angelos, Y.-W. Yang, K. Patel, J. F. Stoddart, J. F. Zink), Angew. Chem. Int. Ed. 2008, 47, 2222-2226.