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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 resulting 12-sided carbon nanospheres had “bumpy” surfaces that demonstrated excellent electrical charge transfer capabilities. The resulting 12-sided carbon nanospheres had bumpy surfaces that demonstrated excellent electrical charge transfer capabilities. capacity retention at 0.1 A g –1 as the temperature drops to ?20

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Argonne researchers identify another reason why fast-charging degrades the performance of Li-ion batteries

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A new study by researchers from Argonne National Laboratory and the University of Illinois Urbana-Champaign seeking to identify the reasons that cause the performance of fast-charged lithium-ion batteries to degrade in EVs has found interesting chemical behavior of the anode as the battery is charged and discharged.

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WPI-led team develops dry-print process to make better, cheaper electrodes for Li-ion batteries

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A team led by Worcester Polytechnic Institute (WPI) researcher Yan Wang has developed a solvent-free process to manufacture lithium-ion battery electrodes that are greener, cheaper, and charge faster than electrodes currently on the market. The dry-coated electrodes were then heated and compressed with rollers. 2023.04.006

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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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European team discovers new top-performing solid-state fast ionic conductor for Li-ion batteries

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Solid-state materials with high ionic conduction are necessary for many technologies, including all-solid-state lithium (Li)-ion batteries. The move to solid state batteries offers a number of advantages, including safety, but lithium ions in solids are less mobile than in liquids. the arrangement of atoms). … 2019.07.001.

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Japan NEDO launches major $90M solid-state Li-ion battery project targeting EVs; 23 companies, 15 universities/research institutes

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Japan’s New Energy and Industrial Technology Development Organization (NEDO) has launched the second phase of a major solid-state Li-ion battery project in a quest to achieve both high energy density and safety in batteries for electric vehicles. Maxell Corporation; Murata Manufacturing Co., Yamaha Mr. .;

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