NMR studies of some lithium based fast ion conductors
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NMR studies of some lithium based fast ion conductors

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


Book details:

Edition Notes

Thesis (Ph.D.) - University of Warwick, 1988.

StatementMohamed Tawfik El-Gemal.
ID Numbers
Open LibraryOL13922794M

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APPLICATION FIELDS Both 6 Li and 7 Li NMR spectroscopy has been extensively applied on inorganic and organometallic lithium-containing compounds as well as on biochemical and physiological studies. The 6 Li isotope has the smallest quadrupole moment for any nucleus and it can be considered as an spin-1/2 nucleus. Therefore, sharp linewidths are achieved with . NMR studies on lithium ion migration in sulfide-based conductors, amorphous and crystalline Li3PS4 Article in Solid State Ionics June with 49 Reads How we measure 'reads'.   Switching on Fast Lithium Ion Conductivity in Garnets: The Structure and Transport Properties of Li3+xNd3Te2−xSbxO Application of 7Li NMR to characterize the evolution of intercalated and non-intercalated lithium in LiFePO4-based materials for Li-ion batteries. Lithium-Ion Batteries: Li-6 MAS NMR Studies on Materials. ,, DOI Cited by: NMR Studies of Cathode Materials for Lithium-Ion Rechargeable Batteries Article in Chemical Reviews (10) December with Reads How we measure 'reads'.

Electrochemical performance and 7 Li NMR studies on an inverse spinel LiNi 1/3 Co 1/3 Mn 1/3 VO 4 for Li-ion batteries, J. Power Sources , (). Paul Heitjans, Muayad Masoud, Armin Feldhoff, and Martin Wilkening NMR and impedance studies of nanocrystalline and amorphous ion conductors: lithium niobate as a model system. In Situ NMR Studies of Carbon Since graphitic carbon is the most common anode material in commercial Li-ion batteries, with a capacity of mAh/g, it seems appropriate that the first 7Li in situ NMR studies were carried out on these electrodes. The first 7Li in situ NMR experiments were performed on carbon-based materials by Gerald et Size: 1MB.   Nuclear Magnetic Resonance (NMR) has been shown to be a useful tool for the study of the structure [1–4] and dynamics [3, 5–11] of ionic conductors. While magic-angle spinning techniques are most often used for obtaining structural details, the dynamics of ion are usually explored by measuring spin-relaxation times [12].Author: Junko Habasaki, Carlos León, K. L. Ngai. Solid state lithium ion conductors are promising to replace the organic liquid electrolytes for a safer and long cycle-life lithium battery. However, solid electrolytes are still not fully explored and need extensive basic studies to understand their intrinsic conducting mechanism and interfacial properties between electrodes and by: 4.

NMR offers unique possibilities into the research of these materials and the use of the new DiffBB probe from Bruker facilitates automatic measurements of such substances significantly. In this application note, we discuss experiments meant to show the possibilities of pulsed gradient spin echo diffusion in lithium ion battery research. Current studies include the investigation of electrode materials for lithium-ion rechargeable batteries, anionic conductors, and ion-exchange and sorption properties of soil minerals, molecular sieves, and layered materials. Nicolas Dupré was born in Chatillon-sous-Bagneux, France, in Cited by: Abstract. Electrode materials for lithium-ion batteries allow both the insertion-deinsertion of Li + ions within their framework and redox reactions of an electroactive element. The latter thus undergoes changes in its oxidation state and possibly in its spin state as well as in the localised or metallic character of the electron spins it can by: 1. Polyanionic and layered oxide cathodes for lithium ion batteries (LIBs) have been studied using a combination of nuclear magnetic resonance (NMR) spectroscopy and galvanostatic cycling. The pyrophosphate series of 6Li-enriched and 7Li Li 2 Mn 1-y Fe y P 2 O 7 were synthesized, and characterized by magic angle spinning (MAS) NMR. The fourAuthor: Matteo Tessaro.