Skip to main content
. Author manuscript; available in PMC: 2019 Aug 10.
Published in final edited form as: J Phys Chem B. 2019 Apr 1;123(14):3061–3067. doi: 10.1021/acs.jpcb.9b02277

Figure 2:

Figure 2:

Oxygen-17 2D MQMAS NMR spectra at (a) 35.2 T (ω0H/2π = 1500 MHz) and (b) 18.8 T (ω0H/2π = 800 MHz). Four distinct water sites are resolved in each spectrum. The projection of the isotropic dimension is shown to the right of each spectrum.