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MIT-led team devises new approach to designing solid ion conductors; implications for high-energy solid-state batteries

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Researchers led by a team from MIT, with colleagues from Oak Ridge National Laboratory (ORNL), BMW Group, and Tokyo Institute of Technology have developed a fundamentally new approach to alter ion mobility and stability against oxidation of lithium ion conductors—a key component of rechargeable batteries—using lattice dynamics.

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PNNL team develops new localized high-concentration electrolyte for high-voltage Li-metal batteries

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Conventional electrolytes used in lithium-ion batteries are not suitable for lithium-metal batteries because they will lead to dendritic growth and very low Coulombic ef?ciency It was able to retain 80% of its initial charge after 700 cycles of discharging and recharging. ciency (CE) of LMAs. 201706102.

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ASU team develops new solution for mitigating Li dendrite growth by tackling plating-induced residual stress

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Lithium-metal batteries are among the most promising candidates for high-density energy storage technology, but uncontrolled lithium dendrite growth, which results in poor recharging capability and safety hazards, currently is hindering their commercial potential. —Hanqing Jiang. —Wang et al.

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ORNL advancing LDH sorbent to recover lithium from geothermal brine wastes

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It is essential for the manufacturing of lithium-ion batteries commonly used for everything from electric vehicles to cell phones and laptops. However, lithium is sourced almost exclusively from other countries, either concentrated using a solar evaporation process from natural brine sources or recovered from ore.

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