Towards 31Mg-β-NMR resonance linewidths adequate for applications in magnesium chemistry

M. Stachura, R. M. L. McFadden, A. Chatzichristos, M. H. Dehn, A. Gottberg, Lars Bo Stegeager Hemmingsen, A. Jancso, V. L. Karner, R. F. Kiefl, Flemming Hofmann Larsen, J. Lassen, C. D. P. Levy, R. Li, W. A. MacFarlane, G. D. Morris, S. Pallada, M. R. Pearson, Daniel Mihaly Szunyogh, Peter Waaben Thulstrup, A. Voss

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Abstract

The span of most chemical shifts recorded in conventional 25Mg-NMR spectroscopy is ~ 100 ppm. Accordingly, linewidths of ~ 10 ppm or better are desirable to achieve adequate resolution for applications in chemistry. Here we present first high-field 31Mg- β-NMR measurements of 31Mg+ ions implanted into a MgO single crystal carried out at the ISAC facility at TRIUMF. The resonances recorded at 2.5 T and 3.5 T show strong linewidth dependency on the applied RF power, ranging from ~ 419 ppm for the highest RF power down to ~ 48 ppm for the lowest one.
OriginalsprogEngelsk
Artikelnummer32
TidsskriftHyperfine Interactions
Vol/bind238
Udgave nummer1
Antal sider8
ISSN0304-3843
DOI
StatusUdgivet - 2017

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