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NIMS researchers report 500 Wh/kg+ Li-air battery

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Researchers at Japan’s National Institute for Materials Science (NIMS) and the NIMS-SoftBank Advanced Technologies Development Center have developed a lithium-air battery with an energy density of more than 500 Wh/kg—significantly higher than currently lithium ion batteries.

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U Waterloo team shows four-electron conversion for Li-O2 batteries for high energy density; inorganic molten salt electrolyte, high temperature

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Chemists from the University of Waterloo have successfully resolved two of the most challenging issues surrounding lithium-oxygen batteries, and in the process created a working battery with near 100% coulombic efficiency. By operating the battery at 150 ?C Thermodynamics and configuration of the Li-O 2 cell. (A)

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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. —Wang et al.

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Systematic review of EV battery pack costs suggests economies of scale may push cost toward US$200/kWh without further cell chemistry improvements

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Industry-wide cost estimates for battery packs for electric vehicles have declined by approximately 14% annually between 2007 and 2014, from above US$1,000 per kWh to around US$410/kWh, according to a systematic review of more than 80 different estimates by a team from the Stockholm Environment Institute. Cost of Li-ion battery packs in BEVs.

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