List of Figures List of Figures

Abstract

Figure 1.1. Angular momentum Figure 1.2. Orientations of magnetic fields in the rotating reference frame Figure 1.3. Effect of an applied rf field on magnetization Figure 1.4. Effects of on-resonance pulses Figure 1.5. One-pulse NMR experiment Figure 1.6. Resonance linewidths Figure 1.7. Energy levels for AX spin system Figure 2.1. Multiple quantum transitions for an IS spin system Figure 2.2. Spin states and spectrum for a three-spin IRS system Figure 2.3. Geometrical representations of rotations in an operator space Figure 2.4. Single-transition basis operators for an IS spin system Figure 2.5. Operator rotations Figure 2.6. Transformations of product operators Figure 2.7 Energy-level diagram for S 3 CT pulse sequence Figure 2.8. Coordinate transformations by Euler angles Figure 3.1. Block diagram of an NMR spectrometer Figure 3.2. Diagram of a superconducting magnet Figure 3.3. Probe assembly Figure 3.4. Nyquist theorem Figure 3.5. Experimental scheme for quadrature detection 825 Figure 3.6. Illustration of quadrature detection Figure 3.7. Adsorptive and dispersive Lorentzian lineshapes Figure 3.8. Window functions for apodization Figure 3.9. Digital resolution enhancement Figure 3.10. Digital resolution enhancement of ubiquitin 1 H NMR spectrum Figure 3.11. Phase dependence of lineshapes Figure 3.12. Phase corrections Figure 3.13. Baseline distortions from phase corrections Figure 3.14. Baseline distortions from a corrupt FID Figure 3.15. Linear prediction using the HSVD algorithm Figure 3.16. Linear prediction of an HSQC spectrum Figure 3.17. Maximum entropy reconstruction of an HSQC spectrum Figure 3.18. Off-resonance effects for 908 and 1808 pulses Figure 3.19. Resonance lineshapes for off-resonance 908 pulses Figure 3.20. Excitation profiles for 1808 pulses Figure 3.21. Selective pulse shapes Figure 3.22. Selective 908 pulses Figure 3.23. Selective 1808 pulses Figure 3.24. Phase-modulated pulse Figure 3.25. Vector representations of phase-modulated pulses Figure 3.26. Magnetization trajectories during an adiabatic pulse Figure 3.27. Pulse shape and excitation profile for a WURST-20 adiabatic sweep Figure 3.28. Scalar coupling scaling factor for WALTZ decoupling sequences Figure 3.29. Scalar coupling scaling factor for GARP-1 and SUSAN-1 decoupling sequences Figure 3.30. Scalar coupling scaling factor for MPF-7 and MPF-9 decoupling sequences Figure 3.31. Scalar coupling scaling factors for WURST-40 decoupling sequence Figure 3.32. Cycling sidebands for WALTZ-16, GARP-1, and SUSAN-1 decoupling sequences Figure 3.33 Cycling sidebands for MPF-7 and MPF-9 decoupling sequences Figure 3.34 Cycling sidebands for WURST decoupling sequences Figure 3.35. Dephasing of transverse magnetization by pulsed field gradients Figure 3.36. Intrinsic backbone H N exchange rates Figure 3.37. Binomial excitation profiles Figure 3.38. Water suppression using spin lock purge pulses 826