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New self-purifying electrolyte for high-energy Li-ion batteries

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A research team in China has developed a new type of electrolyte for high-energy Li-ion batteries with a self-purifying feature that opens a promising approach for electrolyte engineering for next-generation high-energy Li-ion batteries. —Lu et al.

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Researchers use carbon-based anodes with “bumpy” surfaces for Li-ion batteries that last longer in extreme cold

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the key to addressing the low-temperature capacity loss lies in adjusting the surface electron configurations of the carbon anode to reinforce the coordinate interaction between the solvated Li + and adsorption sites for Li + desolvation and reduce the activation energy of the charge-transfer process. . …

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Sionic Energy, formerly NOHMs, launches to commercialize next-generation silicon-anode Li-ion battery cells

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Sionic’s silicon-anode battery cell designs incorporate the company’s complete technology innovations that deliver up to 50% greater energy density, 30% lower cost, and increased safety, and can be integrated into cylindrical, pouch, or prismatic cell formats in existing cell production supply chains and infrastructure. —Ed Williams.

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Novel solid-phase transformation enables high-energy Li-S batteries in conventional Li-ion electrolyte

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Researchers from Western University, Canadian Light Source, and the Chinese Academy of Sciences have proposed a novel solid-phase Li-S transformation mechanism that enables high energy Li-S batteries in conventional Li-ion carbonate electrolytes. —Li et al.

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Researchers convert spent asphalt to mesoporous carbon anode material for Li/Na/K-ion batteries

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Researchers at Changsha University of Science & Technology in China have used spent asphalt to produce a high-performance universal Li/Na/K-ion anode material. As an anode material for Li-ion batteries, the mesoporous carbon exhibits a reversible capability of 674.2 —Xie et al. 2021.230593.

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MGX Minerals partners with University of British Columbia to develop metallurgical silicon-based anodes for high-energy Li-ion batteries

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is funding a research consortium with the University of British Columbia (UBC) to develop a low-cost and scalable method for fabricating silicon-based anodes to improve the energy density of Li-ion batteries. Fabrication and evaluation of Si-based anode for Li-ion batteries. Canada-based MGX Minerals Inc.

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New halogen conversion-intercalation chemistry enables high-energy density aqueous Li-ion battery

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A team of researchers led by a group from the University of Maryland has. volts versus Li/Li +. Combining this cathode with a passivated graphite anode, the team created a 4V-class aqueous Li-ion full cell with an energy density of 460 Wh kg -1 of total composite electrode and about 100% Coulombic efficiency.

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