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Rapid synthesis of LiCr0.15Mn1.85O4 by glycine–nitrate method
Institution:1. Boreskov Institute of Catalysis SB RAS, Lavrentieva av., 5, 630090, Russia;2. Novosibirsk State University, Novosibirsk, Russia;3. Novosibirsk State Pedagogical University, Novosibirsk, Russia;4. Novosibirsk State Technical University, Novosibirsk, Russia;5. South Dakota School of Mines & Technology, 57701 Rapid City, SD, USA;1. Departament de Química Física i Inorgànica, Universitat Rovira i Virgili, C/Marcel lí Domingo s/n, 43007 Tarragona, Spain;2. Departament de Química Física & IQTCUB, Universitat de Barcelona, C/Martí i Franquès 1, 08028 Barcelona, Spain;3. Chemistry Department, Brookhaven National Laboratory, Upton, NY 11973, United States;1. I-LAMP and Dipartimento di Matematica e Fisica, Università Cattolica, 25121 Brescia, Italy;2. Zernike Institute for Advanced Materials, University of Groningen, Nijenborgh 4, 9747AG Groningen, The Netherlands;3. Università degli Studi di Trieste, Via A. Valerio 2, Trieste 34127, Italy;4. Elettra, Sincrotrone Trieste S.C.p.A, Strada Statale 14, km 163.5, 34149 Basovizza, Trieste, Italy;5. International Faculty, University of Köln, Köln, Germany;1. Department of Materials Science and Engineering, Massachusetts Institute of Technology, 77 Massachusetts Ave., Cambridge, MA 02139, USA;2. Department of Functional Materials, University of Bayreuth, 95440 Bayreuth, Germany
Abstract:LiCr0.15Mn1.85O4 spinel has been successfully synthesized by glycine–nitrate method (GNM). The presence of pure spinel phase was confirmed by long term XRPD measurements and the Rietveld structural refinement. Lattice parameter was estimated to be 8.2338 Å. Average particle size of prepared powder material is below 500 nm. The BET surface area is 9.6 m2 g? 1. As a cathode material for lithium batteries LiCr0.15Mn1.85O4 shows initial discharge capacity of 110 mA h g? 1 and capacity retention of 83% after 50 cycles.
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