A High-Resolution17O NMR Study of Siliceous Zeolite Faujasite

Institut des Mate ́riaux de Nantes, Laboratoire de Chimie des Solides, 2 rue de la Houssinie `re, B.P. 32229 44322 Nantes, Cedex 3, France Materials Research Laboratory, Uni Versity of California Santa Barbara, California 93106 Institute of Chemical Physics and Biophysics Akadeemia Tee 23, Tallinn, Estonia and the National High Magnetic Field Laboratory, 1800 East Paul Dirac DriVe, Tallahassee, Florida Humboldt-Uni Versität, Institut für Chemie Berlin, D-10117, Germany Materials Sciences Di V sion E.O. Lawrence Berkeley National Laboratory 1 Cyclotron Road, Berkeley, California 94720 Department of Chemistry, Uni Versity of California Berkeley, California 94720 Physics Department, Uni Versity of Warwick CoVentry CV4 74L, U.K.