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Na2FeP2O7 as a positive electrode material for rechargeable aqueous sodium-ion batteries

2014; Royal Society of Chemistry; Volume: 4; Issue: 19 Linguagem: Inglês

10.1039/c3ra47560c

2046-2069

Young Hwa Jung, Chek Hai Lim, Joo‐Hyung Kim, Do Kyung Kim,

Advanced Battery Materials and Technologies

An iron-based pyrophosphate compound, Na2FeP2O7, is investigated as a positive electrode material for aqueous sodium-ion batteries for the first time. The high rate capability and good cyclability of this material in aqueous electrolytes are advantageous for low-cost and safe battery systems.