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Bimetallic sulfates A2M(SO4)2· nH2O (A = Li, Na and M = transition metal) as new attractive electrode materials for Li- and Na-ion batteries

  • M. Reynaud
  • , M. Ati
  • , S. Boulineau
  • , M. T. Sougrati
  • , B. C. Melot
  • , G. Rousse
  • , J. N. Chotard
  • , J. M. Tarascona
  • Université de Picardie Jules Verne
  • Institut Charles Gerhardt Montpellier
  • Institut de Minéralogie et de Physique des Milieux Condensés

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

34 Scopus citations

Abstract

Developing the next generations of Li- and Na-ion batteries relies on designing new sustainable, low-cost and safe electrode materials. In such an attempt, we investigated several series of bimetallic sulfates, among them we identified Na2Fe(SO4) 2·4H2O, Na2Fe(SO 4)2 and Li2Fe(SO4)2, which present attractive electrochemical properties against both lithium and sodium. With a potential of 3.83 V vs. Li+/Li0, the new lithium iron sulfate Li2Fe(SO4)2 displays indeed the highest potential ever obtained for the Fe3+/Fe 2+ redox couple in an iron-based fluorine-free compound.

Original languageEnglish
Title of host publicationIntercalation Compounds for Rechargeable Batteries
PublisherElectrochemical Society Inc.
Pages11-19
Number of pages9
Edition24
ISBN (Print)9781607684121
DOIs
StatePublished - 2013
EventSymposium on Intercalation Compounds for Rechargeable Batteries - 222nd ECS Meeting - Honolulu, HI, United States
Duration: Oct 7 2012Oct 12 2012

Publication series

NameECS Transactions
Number24
Volume50

Conference

ConferenceSymposium on Intercalation Compounds for Rechargeable Batteries - 222nd ECS Meeting
Country/TerritoryUnited States
CityHonolulu, HI
Period10/7/1210/12/12

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