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Tokyo University Scientists vastly improve capacity of sodium- and potassium-ion batteries

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Lithium-ion batteries (LIBs) are, by far, the most widely used type of rechargeable batteries, spanning numerous applications. Although LIBs deliver the best performance in many aspects when compared to other rechargeable batteries, they have their fair share of disadvantages.

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Researchers use multivalent cation additives to inhibit dendrite growth in rechargeable batteries

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Researchers at Tohoku University have devised a means to stabilize lithium or sodium depositions in rechargeable batteries, helping keep their metallic structure intact. Multivalent cation additives modify the solvation structure of lithium or sodium cations in electrolytes and contribute to flat electrodeposition morphology.

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Researchers use graphite positive electrodes in high-capacity rechargeable lithium/chlorine batteries

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The study is published in the Journal of the American Chemical Society. In an earlier study, the researchers reported ∼3.5 2c07826.

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PNNL team develops sodium-manganese oxide electrodes for sodium-ion rechargeable batteries

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The resulting improved electrical capacity and recharging lifetime of the nanowires. Lithium-ion rechargeable batteries perform well, but are too expensive for widespread use on the grid. Sodium-ion batteries have been discussed in the literature. makes them a promising candidate to construct a viable and. for some time.

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New solid-electrolyte interphase may boost prospects for rechargeable Li-metal batteries

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Rechargeable lithium metal batteries with increased energy density, performance, and safety may be possible with a newly-developed, solid-electrolyte interphase (SEI), according to Penn State researchers. The same approach was also applied to design stable SEI layers for sodium and zinc anodes. Credit: Donghai Wang,Penn State.

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Empa, UNIGE team develop prototype solid-state sodium battery; focus on improving the solid-solid interface

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Researchers at Empa and the University of Geneva (UNIGE) have developed a prototype of a novel solid-state sodium battery with the potential to store extra energy and with improved safety. Rechargeable all-solid-state batteries promise higher energy density and improved operational safety. B 10 H 10 ) 0. —Duchêne et al.

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Stanford team develops sodium-ion battery with performance equivalent to Li-ion, but at much lower cost

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Stanford researchers have developed a sodium-ion battery (SIB) that can store the same amount of energy as a state-of-the-art lithium ion, at substantially lower cost. Thus, further research is required to find better sodium host materials. The sodium salt makes up the cathode; the anode is made up of phosphorous.

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