Home > Publications database > Layered barium vanadate nanobelts for high-performance aqueous zinc-ion batteries |
Journal Article | FZJ-2021-05570 |
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2021
Springer
Bei jing shi
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Please use a persistent id in citations: http://hdl.handle.net/2128/30986 doi:10.1007/s12613-021-2312-4
Abstract: Aqueous zinc-ion batteries (ZIBs) are deemed as the idea option for large-scale energy storage systems owing to many alluring merits including low manufacture cost, environmental friendliness, and high operations safety. However, to develop high-performance cathode is still significant for practical application of ZIBs. Herein, Ba0.23V2O5·1.1H2O (BaVO) nanobelts were fabricated as cathode materials of ZIBs by a typical hydrothermal synthesis method. Benefiting from the increased interlayer distance of 1.31 nm by Ba2+ and H2O pre-intercalated, the obtained BaVO nanobelts showed an excellent initial discharge capacity of 378 mAh·g−1 at 0.1 A·g−1, a great rate performance (e.g., 172 mAh·g−1 at 5 A·g−1), and a superior capacity retention (93% after 2000 cycles at 5 A·g−1).
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