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29Si cross-polarization magic-angle

Discussions of old and new techniques used to study the surface of silica, including diffuse reflectance Fourier transform (DRIFT) infrared spectroscopy, 29Si cross polarization magic-angle nuclear magnetic resonance (CP MAS NMR) spectroscopy, as pioneered by Maciel and Sindorf... [Pg.34]

FIGURE 12. 29Si cross polarization/magic angle spinning (CPMAS) spectra of (a) poly(methyl-w-hexylsilane) and (b) poly(di-n-hexylsilane)124... [Pg.545]

FIGURE 3. 29Si-magic angle spinning NMR of silica and phenylsilsesquioxane products formed by the action of silicatein filaments on tetraethylorthosilicate (TEOS) or phenyltriethoxysilane, respectively. Single-pulse and cross-polarization spectra are shown. Results are discussed in the text. Redrawn from data in Reference 42... [Pg.812]

See other pages where 29Si cross-polarization magic-angle is mentioned: [Pg.912]    [Pg.593]    [Pg.87]    [Pg.164]    [Pg.249]    [Pg.912]    [Pg.593]    [Pg.87]    [Pg.164]    [Pg.249]    [Pg.271]    [Pg.146]    [Pg.277]    [Pg.43]    [Pg.271]    [Pg.303]    [Pg.227]    [Pg.180]    [Pg.265]    [Pg.312]    [Pg.99]    [Pg.104]    [Pg.89]    [Pg.240]   


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Angle polarizer

Crossed polarizers

Crossed polars

Crossing angle

Polarization angle

Polarizer crossed

Polarizing angle

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