Longitudinal n.m.r. relaxation of aluminium-27 in zeolites is governed by quadrupole interactions with adsorbed polar molecules and exchangeable cations
- 1 January 1988
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society, Chemical Communications
- No. 17,p. 1142-1143
- https://doi.org/10.1039/c39880001142
Abstract
Longitudinal relaxation times of 27Al in zeolite frameworks are between ca. 0.3 and 70 ms and are governed by quadrupole interactions with polar sorbates and cations; dipolar interactions with guest molecules and paramagnetic impurities are normally insignificant.Keywords
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