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ARPA-E awards $42M to 12 projects for advanced EV batteries; EVs4ALL program

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ARPA-E selected the following 12 teams from universities, national laboratories and the private sector to address and remove key technology barriers to EV adoption by developing next-generation battery technologies: 24M Technologies will develop low-cost and fast-charging sodium metal batteries with good low-temperature performance for EVs.

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UT Austin team identifies promising new cathode material for sodium-ion batteries: eldfellite

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Professor John Goodenough, the inventor of the lithium-ion battery, and his team at the University of Texas at Austin have identified a new cathode material made of the nontoxic and inexpensive mineral eldfellite (NaFe(SO 4 ) 2 ), presenting a significant advancement in the quest for a commercially viable sodium-ion battery.

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EV Guru: Sodium-Ion Batteries are Coming Sooner Than You think!

Plug In India

Video: EV Guru: Sodium-Ion Batteries are Coming Sooner Than You think! The mining industry cannot keep up with the demand, so the alternative is to manufacture batteries based on sodium chemistry. The big issue with sodium-ion batteries is that they can store only about two-thirds of the energy of Li-ion batteries of equivalent size.

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PATHION develops new LiRAP-based solid-state electrolytes for Li-sulfur and sodium-ion batteries

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PATHION is working on a derivative for Li-sulfur batteries as well as a derivative that could be applied in a sodium-ion battery. Such a lithium sulfur battery could achieve specific energy levels up to 800 Wh/kg, compared to about 250 Wh/kg from the best commercial Li-ion cells today. Lithium sulfur.

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Univ. of Texas researchers propose lithium- or sodium-water batteries as next generation of high-capacity battery technology; applicable for EVs and grid storage

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Example of a lithium-water rechargeable battery. Researchers at the University of Texas, including Dr. John Goodenough, are proposing a strategy for high-capacity next-generation alkali (lithium or sodium)-ion batteries using water-soluble redox couples as the cathode. The present sodium-sulfur battery operates above 300 °C.

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Researchers devise electrode architectures to prevent dendrite formation in solid-state batteries

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So far, the current densities that have been achieved in experimental solid-state batteries have been far short of what would be needed for a practical commercial rechargeable battery. —Co-author Venkatasubramanian Viswanathan, professor of mechanical engineering at Carnegie Mellon University. Eschler, C.M., Fincher, C.D.

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Report: Sumitomo and Kyoto University developing lower temperature molten-salt battery; about 10% the cost of Li-ion

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in partnership with Kyoto University, has developed a lower temperature molten-salt rechargeable battery that promises to cost only about 10% as much as lithium ion batteries. The new battery uses sodium-containing substances melted at a high temperature. The company and the university have applied for patents.