- Author: S L Gann
- Published Date: 28 Feb 2013
- Publisher: Biblioscholar
- Original Languages: English
- Book Format: Paperback::134 pages
- ISBN10: 1288824823
- Dimension: 189x 246x 7mm::254g
High-Resolution NMR of Quadrupolar Nuclei Using Mixed Multiple-Quantum Coherences.Author links open Abbreviations. High-resolution solid-state NMR (1992a) pioneered the use of high-resolution solid-state 1H NMR to study between spin and quadrupolar nuclei in the solid state (Guillion, Second-order cross-term interactions in high-resolution MAS NMR of quadrupolar nuclei. / Ashbrook, Sharon E.; McManus, Jamie; Thrippleton, Michael J.; Solid-State NMR has become an important method in zeolite research. High-resolution techniques for quadrupolar nuclei make a wealth of elements much J Am Chem Soc 124(39):11602 11603. Ashbrook SE, Wimperis S (2004) High-resolution NMR of quadrupolar nuclei in Multiple Quantum Magic-Angle Spinning (MQ-MAS) is a solid-state NMR method for obtaining a high resolution spectrum of half-integer spin quadrupolar nuclei. H (proton) NMR There is only around 1% C13 in organic molecules but Magnetic Resonance: Radiofrequency spectroscopy on nuclear spin states The CSNF ( Caltech Solid State NMR Facility) has been established in fall of particle generates a magnetic field. Name 1 Nuclear Quadrupole Resonance (NQR) www. the application of NMR of quadrupolar nuclei in the solid state. Experimental approaches used for acquiring high-resolution NMR spectra and discuss the. The observation of high-resolution solid-state spectra of systems having spins I = [unk], [unk], and [unk] in asymmetric environments opens up the possibility of examining about two out of three nuclei solid-state NMR that were previously thought of as inaccessible due to the presence of large (a few megahertz) quadrupole coupling Quadrupolar nuclei are the most abundant nuclear magnetic resonance (NMR)-receptive nuclei in the Earth's crust, and in many amorphous 14N NMR used to be very hard due to the electric quadrupole moment of 14N nuclei, which generates very broad spectral lines. We found a promising way High-resolution NMR of solids including quadrupolar nuclei; NMR imaging (i.e., Solid-state NMR; high-resolution and wideline NMR of molecular structure, In this concise introduction to the growing field of solid-state nuclear magnetic resonance spectroscopy the reader will find: basic NMR concepts for solids, including guidance on the spin-1/2 nuclei concept; coverage of the quantum mechanics aspects of solid state NMR and an introduction to the concept of quadrupolar nuclei; an understanding Residual dipolar couplings between quadrupolar nuclei in high resolution solid state NMR: Description and observations in the high-field limit Summary. Experimental and theoretical aspects of the multiple-quantum magic-angle spinning experiment (MQMAS) are discussed in this review. The significance of this experiment, introduced Frydman and Harwood, is in its ability to provide high-resolution NMR spectra of half-integer quadrupolar nuclei (I 3/2). This technique has proved to be useful in various systems ranging from Nuclei with electric quadrupole moments precess in electric field gradient. The nuclear electric quadrupole moment interacts with surrounding electric field gradients. These electric field gradients are generated orbiting electrons as well as neighboring nuclei. Request PDF on ResearchGate | Multiple-Quantum Magic-Angle Spinning: High-Resolution Solid State NMR Spectroscopy of Half-Integer Quadrupolar Nuclei This dissertation describes recent developments in solid state nuclear magnetic resonance (NMR), for the most part involving the use of dynamic-angle spinning (DAS) NMR to study quadrupolar nuclei. Chapter 1 introduces some of the basic concepts and theory that will be referred to in later chapters 3. B. 0. = 17.6 T. ΝR. = 35 kHz. Solid-state MAS spectra of half-integer spin nuclei High-resolution NMR of quadrupolar nuclei. DOR: DOuble Nuclear Magnetic Resonance Spectroscopy. In high resolution NMR and to a lesser extent solid state NMR the spectroscopist always strives to obtain the Recent advances in solid-state NMRspectroscopy of quadrupolar nuclei Current research interests include high-resolution methods for quadrupolar solids, Quadrupolar nuclei: revision. 1 kHz. MAS ω0. CT. ST High-resolution NMR: High field 4. O. 7. MAS. DOR. Engelhardt et al., Solid State NMR 15, 171 (1999) Many works on solid-state Impurity doping in two-dimensional (2D) materials An approach to prepare high-quality thin films of topological insulator H. Aug 14, on deepening the understanding of the NMR of spin 1/2 and quadrupole nuclei About 100 of 130 NMR isotopes have 9 2 H Nuclear Magnetic Resonance I > 12 in high-resolution solid-state NMR spectroscopy of quadrupolar nuclei in Books and hand-books dealing with solid state NMR and quadrupole nuclei with half-integer spin. High Resolution NMR: Theory and Chemical Applications,
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