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2 edition of High resolution multinuclear nuclear magnetic resonance studies of oxide glasses found in the catalog.

High resolution multinuclear nuclear magnetic resonance studies of oxide glasses

Martin William Geoffrey Lockyer

High resolution multinuclear nuclear magnetic resonance studies of oxide glasses

by Martin William Geoffrey Lockyer

  • 400 Want to read
  • 23 Currently reading

Published by typescript in [s.l.] .
Written in English


Edition Notes

Thesis (Ph.D.) - University of Warwick, 1993.

StatementMartin William Geoffrey Lockyer.
ID Numbers
Open LibraryOL21369917M

Nuclear magnetic resonance (NMR) spectroscopy enables determination of membrane protein structures in lipid environments, such as micelles and bilayers. This chapter outlines the steps for membrane-protein structure determination using solution NMR with micelle samples, and solid-state NMR with oriented lipid-bilayer by: 1. Introduction. Alkali borate glasses have been extensively studied due to their potential importance as fast ion conductors,,, and alkali borosilicates as model systems for highly durable nuclear wasteforms,.One of the most valuable techniques for probing short-range structure in glasses is NMR spectroscopy,,,.Boron NMR has been used for decades to quantify the types of borate Cited by:

  The structure of quenched aluminosilicate glasses with Na2O/Al2O3 > 1 has been studied by high-resolution nuclear magnetic resonance spectroscopy. The aluminum in the structure of the glasses is shown to be in fourfold coordination. Increasing the sodium oxide content of the glasses reduces the degree of polymerization in their structure and leads to a nonuniform nonbridging Cited by: 1. Chapter Nuclear Magnetic Resonance (NMR) Spectroscopy direct observation of the H’s and C’s of a molecules Nuclei are positively charged and spin on an axis; they create a tiny magnetic field + + Not all nuclei are suitable for NMR. 1H and 13C are the most important NMR active nuclei in organic chemistry Natural Abundance 1H % 13C %.

Nuclear magnetic resonance spectroscopy, most commonly known as NMR spectroscopy or magnetic resonance spectroscopy (MRS), is a spectroscopic technique to observe local magnetic fields around atomic sample is placed in a magnetic field and the NMR signal is produced by excitation of the nuclei sample with radio waves into nuclear magnetic resonance, which is detected with . - Double channel Bruker Avance III spectrometer with multinuclear capability (1H/15NP) - Variable temperature to 80C. High-resolution MAS NMR (gel NMR) - a MHz triple resonance HR/MAS probe (1HPC, optimised for 13C); - an MHz double resonance HR/MAS probe (1HC, optimised for 13C).


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High resolution multinuclear nuclear magnetic resonance studies of oxide glasses by Martin William Geoffrey Lockyer Download PDF EPUB FB2

Purchase Multinuclear Solid-State Nuclear Magnetic Resonance of Inorganic Materials, Volume 6 - 1st Edition. Print Book & E-Book. ISBNThe book will be of great use to scientists who utilize nuclear magnetic resonance in their work.

Show less High Resolution Nuclear Magnetic Resonance Spectroscopy, Volume 2 provides a comprehensive coverage of the theories and methods for analysis of high resolution spectra. Aursand, M., Jørgensen, L.

and Grasdalen, H. () Positional distribution of ω-3 fatty acids in marine lipid triacylglycerols by high-resolution 13 C-nuclear Magnetic resonance spectroscopy. Oil Chem. Soc., 72 (3), –7. CrossRef Google ScholarCited by: The analysis of lipids is dominated by chromatographic methods such as gas chromatography (GC) and high-pressure liquid chromatography (HPLC) and some other physical methods such as thermo : Bernd Diehl.

Raman spectroscopy, photoelectron spectroscopy and magic angle spinning nuclear magnetic resonance have been used to analyze the structure of a series of glasses. Oxygen Nuclear Magnetic Resonance Study of the Structure of Mixed Cation Calcium−Sodium Silicate Glasses at High Pressure: Implications for Molecular Link to Element Partitioning between Silicate Liquids and Crystals.

The Journal of Physical Chemistry B(37), DOI: / by: Applied Catalysis, 77 () Elsevier Science Publishers B.V., Amsterdam Multinuclear high-resolution solid-state nuclear magnetic resonance studies of amorphous silica-aluminas Claudine Doremieus-Morin*, Claudine Martin, Jean-Marie Bregeault and Jacques Fraissard Laboratoire de Chimie des Surfaces, associe au CNRS (URA ), Universite P.

et M. Curie, T 4 place Cited by: A series of x(Na2O + H2O)(1 − x)P2O5 glasses have been characterized by 31P and 23Na magic angle spinning nuclear magnetic resonance (MAS NMR) spectroscopy. A variety of physical and spectroscopic techniques have been utilized in the quest for insight into these systems, including audio-frequency electrical conductivity4, dif- ferential scanning calorimetry4'5, thermo-mechanical analysis4, dielectric relaxation6, X-ray absorption7, infra-red and Raman spectroscopy8'9 and nuclear magnetic resonance Cited by: 6.

Structure and dynamics of Oxyde Melts and Glasses: a view from multinuclear and high temperature NMR Article in Journal of Non-Crystalline Solids () January with 69 Reads. Techniques of solid state nuclear magnetic resonance (NMR) spectroscopy are constantly being extended to a more diverse range of materials, pressing into service an ever-expanding range of nuclides including some previously considered too intractable to provide usable results.

At the same time, new developments in both hardware and software are being introduced and refined.5/5(1). High resolution multinuclear nuclear magnetic resonance studies of oxide glasses.

Author: Lockyer, Martin William Geoffrey. ISNI: Awarding Body: University of Warwick Current Institution: University of Warwick Date of Award: Anne-Laure Rollet, Catherine Bessada, in Annual Reports on NMR Spectroscopy, Fluroaluminates.

In a pioneering high temperature NMR study, Stebbins et al. 59 reported 27 Al chemical shifts for four compositions of the NaF–AlF 3 –Al 2 O 3 system. They noticed that these chemical shifts were systematically much higher in the liquid than in the related solid phases.

Nuclear magnetic resonance and electron paramagnetic resonance (and respectively) are powerful experimental probes of the atomic-scale structure of glass. Cation ordering at fluoride sites in silicate glasses: A high-resolution 19 F NMR study, J.

Non-Cryst. Solids1–5 () H. Eckert: Mixed network former effects in oxide Author: Josef W. Zwanziger, Ulrike Werner-Zwanziger, Courtney Calahoo, Alexander L. Paterson. I.C.

Baianu, L.F. Johnson, and D.K. Waddel, High-resolution proton, carbon and nitrogen nuclear magnetic resonance studies of wheat proteins at high magnetic fields: spectral assignments, changes in concentration and heat treatments of Flinor gliadins in solution.

Comparison with gluten spectra, J. Sci. Food Agric. ().Cited by: 5. We have been investigating several compounds belonging to the Y2O3−Al2O3 phase diagram by means of aluminum, oxygen, and yttrium high-resolution solid-state nuclear magnetic resonance (NMR) spectroscopy.

All aluminum, oxygen and yttrium sites of the five crystalline compounds C-Y2O3, Y4Al2O9, YAlO3, Y3Al5O12, and α-Al2O3) have been resolved and the NMR parameters by: In this report the reactivities of alkali or alkaline earth oxide with P2O5, Al2O3, B2O3 and SiO2 are discussed based on the result of high-resolution solid state NMR.

Purchase High Resolution Nuclear Magnetic Resonance Spectroscopy - 1st Edition. Print Book & E-Book. ISBNBook Edition: 1. Solid-state multinuclear magnetic resonance investigation of Pyrex®. Journal of Non-Crystalline Solids(), DOI: /ysol Lin-Shu Du, Jonathan F.

Stebbins. Network connectivity in aluminoborosilicate glasses: A high-resolution 11B, 27Al and 17O NMR by: A series of (NaPO3)1–x(Ga2O3)x glasses (0 ≤ x ≤ ) prepared by conventional melt-quenching methods has been structurally characterized by various complementary high resolution one-dimensional and two-dimensional (2D) solid state magic angle spinning nuclear magnetic resonance (MAS NMR) techniques, which were validated by corresponding experiments on the crystalline model compounds Cited by:.

Nuclear Magnetic Resonance Studies of Hydrogen Storage Materials By: Dr. Robert C. Bowman, Jr. and Dr. Son -Jong Hwang, Material Matters Volume 2 Article 2 Introduction Solid-state nuclear magnetic resonance (NMR) methods have been used to characterize metal hydrides and other hydrogen storage materials for over fifty years.M.

W. G. Lockyer - "High resolution multinuclear nuclear magnetic resonance studies of oxide glasses" () A. Taylor - "The chemical synthesis and crystallisation sequence of mullite" () M.

E. Yakinci - "Thick film glass-ceramic superconductor fabrication" ().-Nuclear Magnetic Resonance (NMR) Concepts & Terminology • The basics of NMR • Solid State NMR fundamentals (Low Resolution) • Dynamics via nuclear relaxation times – diffusion phenomenon-References Part II: High Resolution (HR) Solid State NMR-Principles & methods of multinuclear spectroscopy (MAS, CP, MQ).