author: graham a webb

Annual Reports on NMR Spectroscopy

... Pro 186 where the intrahelical hydrogen bond between Trp 182 and Pro 186 is absent. In fact, this possibility is ... (DMPC) bilayer and solid at ambient temperatures: the 13CNMRsignal of [3-13C] Ala184-labelled fragment F (164–194) of WT ...

Modern Magnetic Resonance: Part 1: Applications in Chemistry, Biological and Marine Sciences, Part 2: Applications in Medical and Pharmaceutical Sciences, Part 3: Applications in Materials Science and Food Science

... D20 from NMR diffusion measurements as a function of surfactant ... critical micellar concentration (cmc) of surfactants. Typically the ... sites on the protein (P) with a dissociation constant Kd (i.e. PLg P + L). The coupled ...

Annual Reports on NMR Spectroscopy

... Acetone-da CS2 9 p-Br-CaFIA –22 90 Acetone-da CS2 9 p-NO2-C6H4 –23 210 Acetone-da CS2 9 m-Br-CaFIA –22 120 Acetone-da CS2 9 PhCH2 CH2CH3 2 20 Aceton-de CS2 9 n-C3H7 3 40 Aceton-de CS2 9 i-C3H7 8 120 Aceton-de CS2 9 t-C4H9 15 200 Aceton ...

Annual Reports on NMR Spectroscopy

... mm id D2O matched glass tube in a 3 mm RF shielded microcoil . Conventional spin echo imaging , TR / TE = 1000 ms ... sap . Decreases in T1 and T2 relaxation times of stamens in shoots accompanied increases in sap osmolality and ...

Annual Reports on NMR Spectroscopy

... solvent is solvated preferentially by acetonitrile.185,186 Angulo and Berger189 have explored the preferential ... polarity index Ps 1⁄4 7.9315) while perfluoro(methylcyclohexane) is essentially non-polar (Ps 1⁄4 0.46). The solvent ...

Annual Reports on NMR Spectroscopy

... AllB SiMe2 1J(Si, C(CQ)) 61.5 61 1J(Si, C(CH2)) 51.3 1J(Si, C(Me)) 51.5 3J(Si, C(All)) 6.7 AllB Si(a)Me2 Si(b)Me3 All 1J(Si(a), C(Me)) 50.2 183 1J(Si(b), C(Me)) 49.7 nBu All AllB Si(H)Me 1J(Si, C(CQ)) 64.4 61 1J(Si, C( ...

Annual Reports on NMR Spectroscopy

... Fujara, A. F. Privalov and F. Fujara, Energy efficient iron based electronic field cycling magnet. J. Magn. Res., 2009, 198, 183. A. P. Ayala, Atomistic simulations of the pressure-induced phase transitions in BaF2 crystals. J. Phys. C ...

Annual Reports on NMR Spectroscopy

... SR . The ratio SR / So is the normalized dipolar dephased signal , and it is ... ( NTR ) to yield a buildup REDOR curve . This curve is then analyzed to obtain ... NTR ) : = √2 sin 2ẞ siny π [ 4.44 ] The normalized dipolar dephased signal ...

Annual Reports on NMR Spectroscopy

... Compound δiso(±)(ppm) CQ(±)(MHz) ηQ(±) References(condition) Additional experiments/comments KBrO4 423T= 297 K RbBrO4 – 3.35(0.03) 0.71(0.05)Tarasov et al.(P) 81Br NMR experiments conducted from T= 190–300 K CsBrO4 – 2.36(0.04) 0.37 ...

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