Identification of distinct Brønsted acidic sites in zeolite mordenite by proton localization and [27Al]-1H REAPDOR NMR.

Autor: Ganapathy S; National Chemical Laboratory, Pune 411 008, India. ganapathy@ems.ncl.res.in, Kumar R, Delevoye L, Amoureux JP
Jazyk: angličtina
Zdroj: Chemical communications (Cambridge, England) [Chem Commun (Camb)] 2003 Aug 21 (16), pp. 2076-7.
DOI: 10.1039/b304548j
Abstrakt: [27Al]-1H REAPDOR (Rotational Echo Adiabatic Passage DOuble Resonance) NMR experiments distinguish structurally dissimilar Brønsted acid sites located in main 8 and 12 membered-ring channels of the zeolite mordenite.
Databáze: MEDLINE