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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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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. —Liu et al. Wang, the WPI William B. The solvents are recovered through distillation.

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UCR researchers find commercial fast-charging damages EV batteries, propose new internal-resistance-based technique

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Commercial fast-charging stations subject electric car batteries to high temperatures and high resistance that can cause them to crack, leak, and lose their storage capacity, according to researchers at the University of California, Riverside (UCR) in a new open-access study published in the journal Energy Storage. Sebastian et.

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Amprius Technologies awarded US Army contract to develop 100% silicon anode Li-ion batteries for UAS applications

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Amprius Technologies, a producer of 100% silicon anodes for Li-ion batteries ( earlier post ), announced a contract award with the US Army’s Rapid Capabilities and Critical Technologies Office (RCCTO). This is nearly impossible with conventional batteries that are both heavy and offer limited flight time capabilities.

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Researchers develop shape-memorized current collector to brake battery thermal runaway

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Researchers from Renmin University and Tsinghua University in China have developed a novel shape-memorized current collector (SMCC), which can successfully brake battery thermal runaway at the battery internal overheating status. A paper on their work is published in the ACS journal Nano Letters. 2c03645.

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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). …

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KERI researchers develop high-capacity Li-metal battery with improved rate performance and stability

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A research team at Korea Electrotechnology Research Institute (KERI) has developed a high-capacity Li-metal battery with improved rate performance and stability using a one-dimensional Li-confinable porous hollow carbon host. However, these hosts suffer from unwanted Li growth on their surface (i.e., Kang et al.

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