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UT Austin team devises new strategy for safe, low-cost, all-solid-state rechargeable Na or Li batteries suited for EVs

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Researchers at the University of Texas at Austin, including Prof. With this glass, a rechargeable battery with a metallic lithium or sodium anode and an insertion-compound as cathode may require a polymer or liquid catholyte in contact with the cathode. Click to enlarge. —Braga et al. Maria Helena Braga, Nicholas S.

Low Cost 150
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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.

Sodium 150
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Unifrax introduces Battery Advisory Board to support SiFAB silicon fiber anode battery technology

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Unifrax, a manufacturer of high-performance specialty materials, introduced its Battery Advisory Board, which will meet regularly to provide strategic guidance as Unifrax grows its battery portfolio and enters the silicon anode market with its new SiFAB Silicon Fiber Anode Battery Technology. Earlier post.).

Batteries 186
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UH, Toyota researchers develop new cathode and electrolyte for high-power Mg battery rivaling Li-ion

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Magnesium batteries have long been considered a potentially safer and less expensive alternative to lithium-ion batteries, but previous versions have been severely limited in the power they delivered. The combination affords a Mg battery that delivers a specific power of up to 30.4?kW?kg —Dong et al.

Li-ion 373
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UT Austin team uses polypyrrole-MnO2 coaxial nanotubes as sulfur host to improve performance of Li?sulfur battery

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Researchers at the University of Texas at Austin have developed a novel electrode for lithium-sulfur batteries that improves cyclic stability and rate capability significantly. In a paper published in the ACS journal Nano Letters , they report using polypyrrole-MnO 2 coaxial nanotubes to encapsulate sulfur. 6b03849.

Austin 150
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U Texas Austin team finds P2S5 electrolyte additive enables use of Li2S bulk particles for high-capacity cathodes in lithium-sulfur batteries; ~800 mAh/g

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Researchers at the University of Texas at Austin, led by Prof. S batteries, without intricate synthesis or application of a high charging cut-off voltage that deteriorates the electrolyte stability and safety. The ability to use commercially available bulk particles could significantly decrease the manufacturing cost of Li?S

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UT Austin team develops new family of high-capacity anode materials: Interdigitated Eutectic Alloys

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Researchers in the Cockrell School of Engineering at The University of Texas at Austin have developed a new family of anode materials that can double the charge capacity of lithium-ion battery anodes. It is a simple, low-cost approach that can be applied to a broad range of alloy systems with various working ions such as Li, Na, or Mg.

Austin 150