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17 O Multiple-Quantum MAS NMR Study of Pyroxenes

✍ Scribed by Ashbrook, Sharon E.; Berry, Andrew J.; Wimperis, Stephen

Book ID
127315545
Publisher
American Chemical Society
Year
2002
Tongue
English
Weight
73 KB
Volume
106
Category
Article
ISSN
0022-3654

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17 ## Ε½ . O NMR parameters C , h, d and T are reported for both Si-O-Si and Si-OH fragments within a silica gel. The Q i s o 1 Ε½ . Si-OH units have a wide spread of parameters but are typically characterised by a very short T ; 0.1 ms and C -200 1 Q kHz. These observations have extremely importan