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Researchers in China report 711.3 Wh/kg Li-ion battery cell

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In a paper in Chinese Physical Letters , researchers from the Chinese Academy of Sciences report manufacturing practical pouch-type rechargeable lithium batteries with a gravimetric energy density of 711.3 Current advanced practical lithium-ion batteries have an energy density of around 300 Wh⋅kg −1. —Li et al.

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DOE researchers suggest solid-state batteries may not be a safety slam-dunk; thermodynamic models evaluate solid-state and Li-ion safety

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Recent battery fires have renewed investigation of the safety of Li-ion batteries. One possible path to battery safety is a solid-state battery that replaces the volatile and flammable liquid electrolyte with a non-flammable solid electrolyte. A paper on their work appears in Joule. Bates et al.

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Lyten introduces next generation Lithium-Sulfur battery for EVs; 3X energy density of Li-ion

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Lyten , an advanced materials company, introduced its LytCell EV lithium-sulfur (Li-S) battery platform. The technology is optimized for the electric vehicle market and is designed to deliver three times (3X) the gravimetric energy density of conventional lithium-ion batteries. C to as high as 60 ? No conflict minerals.

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UNIST team develops new electrolyte additive for high-energy-density Li-ion batteries

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Researchers at the Ulsan National Institute of Science and Technology (UNIST) in Korea have developed an innovative electrolyte additive that enables a high-energy-density Li-ion battery to retain more than 80% of its initial capacity even after hundreds of cycles. O 2 cathodes. O 2 cathodes. C and fast charging capability (1.9%

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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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Fortum, BASF, and Nornickel sign cooperation agreement on Li-ion battery recycling

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Fortum, BASF, and Nornickel have signed a letter of intent to plan a Li-ion battery recycling cluster in Harjavalta, Finland, serving the electric vehicle market. This would enable a successful “closed loop” cycle to re-use the critical metals present in used batteries. Earlier post.). Earlier post.).

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ORNL team uses green solvent to recover materials from spent Li-ion batteries

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Scientists at Oak Ridge National Laboratory have developed a solvent that results in a more environmentally friendly process to recover valuable materials from used lithium-ion batteries; supports a stable domestic supply chain for new batteries; and keeps old ones out of landfills. —Bai et al. Jafta, Kelsey M.

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