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Massachusetts-based SolidEnergy Systems Corp. says it has developed a lithium-metal battery with around twice the energy density of the cells in a Tesla Model S and it needs no thermal management, thus is cheaper. The MIT spinoff says its battery cells demonstrated volumetric energy densities at high as 1,337 Wh/L when tested by another MIT […]

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Yesterday, “technology incubator” A123 Venture Technologies announced it would collaborate with SolidEnergy, an MIT startup, on advanced batteries with up to four times lithium-ion energy densities. A123 Venture Technologies is a business arm of the revived A123 Systems LLC now owned by the Wanxiang Group and the investment in SolidEnergy’s “transformative solid electrolyte technology” is […]

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