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Argonne team uses redox-active interlayer to advance high-energy Li-S batteries

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Researchers at Argonne National Laboratory have advanced lithium-sulfur (Li-S) battery research by creating a redox-active interlayer within the battery that adds energy storage capacity while nearly eliminating a traditional problem with sulfur batteries. —Lee et al.

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Researchers develop MOF membrane coating to prolong lithium–sulfur battery life

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Although rechargeable lithiumsulfur (Li–S) batteries promise high energy density storage—particularly attractive for electric vehicle applications—the technology is currently limited by the shuttling polysulfides between the battery’s electrodes. of its capacity after 40 hours.

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GM researchers demonstrate hierarchical electrode architectures for high energy lithium-chalcogen rechargeable batteries

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Lithium-chalcogen batteries—e.g., lithium-sulfur (Li-S) and lithium selenium (Li-Se) systems— are promising candidates for high energy electrical storage solution. A paper on their work is published in the journal Nano Energy. Scheme of SPC synthesis route. Scheme of SPC synthesis route.

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Li-S Energy, Janus Electric to collaborate on Li-S and/or Li-metal cells for swappable prime mover packs

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Australia-based Li-S Energy has entered into an agreement with Janus Electric to develop and to test lithium sulfur and/or lithium-metal battery cells to suit the requirements of the Janus Electric exchangeable prime mover battery packs.

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ORNL, Solid Power sign exclusive license for lithium-sulfur battery technology

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The Department of Energy’s Oak Ridge National Laboratory and Solid Power Inc. have signed an exclusive agreement licensing lithium-sulfur materials for next-generation batteries. The ORNL battery design also addressed flammability concerns experienced by other chemistries. of Louisville, Colo., Earlier post.).

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Silica-based cathode enables long-life Li-S batteries

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Scientists from the Daegu Gyeongbuk Institute of Science and Technology, Korea, have developed a novel silica-based cathode for lithiumsulfur batteries, thereby enabling the realization of batteries that can last for more than 2,000 charge/discharge cycles. However, using sulfur in batteries is tricky for two reasons.

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Safran acquires stake in Li-Sulfur battery maker OXIS Energy; OXIS announces two JDAs

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Safran acquired an equity interest in Li-Sulfur battery manufacturer OXIS Energy ( earlier post ) through its Safran Corporate Ventures subsidiary, which invests in disruptive technology businesses. Source: OXIS Energy. First, Safran and OXIS will cooperate on high energy density battery cells for the aviation industry.