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Tohoku team develops new electrolyte to support rechargeable calcium batteries

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Scientists from Tohoku University have developed a new fluorine-free calcium (Ca) electrolyte based on a hydrogen (monocarborane) cluster that could potentially realize rechargeable Ca batteries. High-energy-density and low-cost calcium (Ca) batteries have been proposed as ‘beyond-Li-ion’ electrochemical energy storage devices.

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New aqueous rechargeable lithium battery shows good safety, high reliability, high energy density and low cost; another post Li-ion alternative

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Schematic illustration of the aqueous rechargeable lithium battery (ARLB) using the coated lithium metal as anode, LiMn 2 O 4 as cathode and 0.5 mol l -1 Li 2 SO 4 aqueous solution as electrolyte. mol l -1 Li 2 SO 4 aqueous solution as electrolyte, an ARLB is built up. Wang et al. Click to enlarge. —Wang et al.

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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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John Goodenough, known around the world for his pioneering work that led to the invention of the rechargeable lithium-ion battery, have devised a new strategy for a safe, low-cost, all-solid-state rechargeable sodium or lithium battery cell that has the required energy density and cycle life for a battery that powers an all-electric road vehicle.

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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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Kyoto team develops new cathode material for high-energy-density rechargeable magnesium batteries

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Charge–discharge profiles of ion-exchanged MgFeSiO 4. A team of researchers from Kyoto University has demonstrated ion-exchanged MgFeSiO 4 as a feasible cathode material for use in high-energy-density rechargeable magnesium batteries. The ion-exchanged MgFeSiO 4 cathode materials provide a capacity of more than 300 mAh·g ?

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High-rate and long-life LNMO cathode materials for Li-ion batteries

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O 4 (LNMO) porous nanorods with nanoparticles that function as high-rate and long-life cathode materials for rechargeable lithium-ion batteries. Nanomaterials chemistry has recently been the main impetus for electrochemical devices with advanced energy conversion and storage such as rechargeable lithium- ion batteries (LIBs).

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Antimony nanocrystals as high-capacity anode materials for both Li-ion and Na-ion batteries

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The nanocrystals possess high and similar Li-ion and Na-ion charge storage capacities of 580?640 85% of the low-rate value, indicating that rate capability of Sb nanostructures can be comparable to the best Li-ion intercalation anodes and is so far unprecedented for Na-ion storage. 640 mAh g ?1

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