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

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have signed an exclusive agreement licensing lithium-sulfur materials for next-generation batteries. Solid Power licensed a portfolio of ORNL patents relating to lithium-sulfur compositions that will enable development of more energy-dense batteries. of Louisville, Colo.,

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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. million) and include Samsung Ventures which contributed to the fund in December 2016.

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USC team uses mixed conduction membranes to suppress polysulfide shuttle in Li-S batteries

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One of the major issues hobbling the commercialization of high energy-density lithium-sulfur batteries is the “polysulfide shuttle”—the shuttling of polysulfide ions between the cathode and anode. Top: Schematic of the electrochemical processes in a generic lithium-sulfur battery. C = Charge, D = Discharge.

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Oxis Energy polymer Li-S pouch cell surpasses 450 cycles

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Oxis Energy, a UK-based developer of lithium-sulfur batteries, reported via Twitter that one of its standard polymer Li-S pouch cells surpassed 450 cycles this week. Battery systems using metallic Lithium offer very high specific energy; sulfur represents a natural cathode partner for metallic Li. Click to enlarge.

Polymer 199
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Sion Power ARPA-E Project Targeting Li-S Battery With 600 Wh/kg and 1,000 Cycles by 2016

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Sion Power Corporation has received a three-year research grant worth up to $5 million from the United States Department of Energy Advanced Research Projects Agency - Energy (ARPA-E) ( earlier post ) for the development of practical, economical and safe lithium-sulfur (Li-S) batteries for powering electric vehicles. Click to enlarge.

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Li-S battery company OXIS Energy reports 300 Wh/kg and 25 Ah cell, predicting 33 Ah by mid-2015, 500 Wh/kg by end of 2018

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UK-based Lithium-sulfur battery company OXIS Energy ( earlier post ) reported developing a Lithium-sulfur cell achieving in excess of 300 Wh/kg. The OXIS scientific team expects to achieve a goal of an energy density in excess of 400 Wh/kg by the end of 2016 and in excess of 500Wh/kg by the end of 2018.

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Li-S company Sion Power raises $ 50M

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Lithium-sulfur battery company Sion Power recently reported to the US Securities and Exchange Commission (SEC) that it raised $50 million in equity sold to undisclosed investors. Lithium-Sulfur Batteries. Lithium-Sulfur batteries (LSBs) use a lithium metal anode and a soluble polysulfide cathode.