Royal Society of Chemistry, Journal of Materials Chemistry, 43(20), p. 9619
DOI: 10.1039/c0jm02816a
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Bi doping of SrFeO3-d results in the formation of a structure with high symmetry and extraordinary electrochemical performance for Bi0.5Sr0.5FeO3-d, which is capable of competing effectively with the current Co-based cathode benchmark with additional advantages of lower thermal expansion and cost.