Fig. 3: Solid-state NMR spectra of ZrO2 catalysts. | Nature Catalysis

Fig. 3: Solid-state NMR spectra of ZrO2 catalysts.

From: Ultrasmall amorphous zirconia nanoparticles catalyse polyolefin hydrogenolysis

Fig. 3

a,b, Direct DNP-enhanced 17O Hahn echo spectra of L-ZrO2@mSiO2 (a) and monoclinic ZrO2-30 nanoparticles (b). c,d, Indirect DNP-enhanced 17O{1H} PRESTO NMR spectra of L-ZrO2@mSiO2 (c) and ZrO2-30 nanoparticles (d). All of the data were acquired at a MAS rate of 14 kHz. Spinning sidebands are indicated by asterisks. Crystalline sites are further labelled by daggers.

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