A new approach to the silica gel surface: characterization of different surface regions by silicon-29 magic angle spinning NMR relaxation parameters and consequences for quantification of silica gels by NMR [Erratum to document cited in CA112(24):223903d]
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1990 ◽
Vol 94
(10)
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pp. 4189-4194
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1983 ◽
Vol 264
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pp. 197-213
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1985 ◽
pp. 444
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1999 ◽
Vol 37
(13)
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pp. S55-S62
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1998 ◽
Vol 13
(3)
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pp. 175-182
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