Proton n.m.r. relaxation study of mobili
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E. Oldfield; J. Marsden; D. Chapman
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Article
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1971
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Elsevier Science
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English
β 306 KB
Both pulse and C.W. proton n.m.r, have been used for fmther study of the mobility of the hydrocarbon chains and headgroups in some smectic liquid crystalline phases. It is shown that dipolar broadening is responsible for the observed proton linewidths in these systems, + in the frequency range 10-40