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

Green Car Congress

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

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The US Department of Energy (DOE) will award $42 million to 12 projects to strengthen the domestic supply chain for advanced batteries that power electric vehicles (EVs). The EVs4ALL program is managed by DOE’s Advanced Research Projects Agency-Energy (ARPA-E). Award amount: $3,198,085). Award amount: $3,876,363).

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

Plug In India

Demand for the element is so great for applications including electric vehicles, portable electronic devices, and stationary energy units, that lithium mining companies are struggling to keep up. Video: EV Guru: Sodium-Ion Batteries are Coming Sooner Than You think! Sodium is bigger and heavier than lithium cell.

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Energy Harvesting for Wearable Technology Steps Up

Cars That Think

Wearable devices, like nearly every other piece of tech, need energy. Fortunately, though, at wearables’ modest power budgets, energy is effectively everywhere. And today, technology is maturing to the point that meaningful amounts of these energy giveaways can be harvested to liberate wearables from ever needing a battery.

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

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The LiRAP solid electrolytes conduct Li + ions well at high voltage and high current, providing much enhanced energy density and power capacity as well as safety. PATHION is working on a derivative for Li-sulfur batteries as well as a derivative that could be applied in a sodium-ion battery. Lithium sulfur.

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ANL team develops new class of Li- and Na- rechargeable batteries based on selenium and selenium-sulfur; greater volumetric energy densities than sulfur-based batteries

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Researchers at Argonne National Laboratory have developed selenium and selenium–sulfur (Se x S y )-based cathode materials for a new class of room-temperature lithium and sodium batteries. systems suffer from cycling performance issues that impede their commercial applications: Li/O 2. V) without failure. However, both Li/S and Li/O 2.

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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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