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DOE HPC4Mfg program funds 13 projects to advance US manufacturing; welding, Li-S batteries among projects

Green Car Congress

Efforts to commercialize light-weight, energy-dense lithium-sulfur secondary batteries (2510 Wh kg –1 ) have been stalled by ongoing problems with the battery’s membrane, which limits cycle-life. Sepion’s polymer membrane technology provides a counterpoint, yielding long-lasting lithium-sulfur cells.