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Investigation of structural and interfacial characteristics of electrode materials for lithium batteries

TitoloInvestigation of structural and interfacial characteristics of electrode materials for lithium batteries
Tipo di pubblicazioneArticolo su Rivista peer-reviewed
Anno di Pubblicazione2001
AutoriArrabito, M., Penazzi N., Panero S., and Reale P.
RivistaJournal of Power Sources
Volume94
Paginazione225-229
ISSN03787753
Parole chiavechemical modification, Electrochemical electrodes, Intercalation compounds, Interfaces (materials), Lithium batteries, Lithium-ion intercalations, Morphology, Spined mixed oxides, Synthesis (chemical), X ray diffraction analysis
Abstract

In the present paper the electrochemical behavior, as cathodes, of the inverse spinels of general formula LiCoyNi(1-y)VO4 has been studied in comparison with other mixed oxides, in which V is substituted by Sb (LiCoSbO4) and Ni and Co by Mn (LiMnVO4). The experimental findings showed that the oxides LiCoyNi(1-y)VO4 are promising cathode materials. The other samples did not show good results: their structures proved to be irreversibly modified in some way by Li-ion deintercalation. This problem, seemingly, cannot be overcome by changing synthesis parameters. The preliminary series of tests, whose results are here reported, served as a first insight in the relations that tie method of preparation, morphology, crystallochemical and intercalation-deintercalation properties together.

Note

cited By 4

URLhttps://www.scopus.com/inward/record.uri?eid=2-s2.0-0034831182&doi=10.1016%2fS0378-7753%2800%2900600-5&partnerID=40&md5=b99bec347b9751365a2f0a740cc28599
DOI10.1016/S0378-7753(00)00600-5
Citation KeyArrabito2001225