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Researchers demonstrate high-capacity Mn-rich Li-ion cathodes; a design pathway away from cobalt and nickel

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The work, reported in the journal Nature , shows a possible design approach for cathode materials that move away from the current reliance on nickel and cobalt—which are limited resources and are associated with safety problems. Electrochemical performance of Li 2 Mn 2/3 Nb 1/3 O 2 F. —Lee et al. V, 20 mA g ?

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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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mol l -1 Li 2 SO 4 aqueous solution as electrolyte. Researchers from Fudan University in China and Technische Universität Chemnitz in Germany have developed an aqueous rechargeable lithium battery (ARLB) using coated Li metal as the anode. mol l -1 Li 2 SO 4 aqueous solution as electrolyte, an ARLB is built up. Wang et al.

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Argonne and Hanyang University Develop New High-Energy Cathode Material With Improved Thermal Stability; Good Fit for PHEV Applications

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SEM of Li[Ni 0.64 Mn 0.18 ]O 2 particle with concentration gradient of Ni, Co, and Mn contents. In this material (Li[Ni 0.64 Comparison of cycling performance of half cell based on bulk Li[Ni 0.64 and concentration-gradient material Li[Ni 0.64 From Sun et al. Click to enlarge.

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Beijing, Argonne researchers develop new solid-state Li-ion battery; glassy nanocomposite electrolyte with ILs

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Generally, high Li + ion mobility and a wide voltage window are required for high energy applications, efficient charge and discharge with a minimum of power loss to resistive heating, and good structural stability and electrode− electrolyte interface compatibility to guarantee battery safety. —Tan et al. Credit: ACS, Tan et al.

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Faradion demonstrates proof-of-concept sodium-ion electric bike

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Although lithium-ion batteries are currently the predominant battery technology in electric and hybrid vehicles, as well as other energy storage applications, sodium-ion could offer significant cost, safety and sustainability benefits. A 48 cell battery pack design by Williams Advanced Engineering, incorporating Faradion’s 3 Ah Na-ion cells.

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6 DOE-funded applied battery research projects targeting Li-ion cells with >200 Wh/kg for PHEVs and EVs

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CAM-7 has been evaluated in high energy and high power cell designs both at TIAX and by other companies. TIAX proposes that using a blended Si/hard carbon anode will allow the design of cells capable of delivering high energy during EV operation and high power during HEV mode of the battery. Ah and 247 Wh/kg. Envia is leading a $3.8-million

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ARPA-E RANGE: $20M for robust transformational energy storage systems for EVs; 3x the range at 1/3 the cost

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RANGE is focused on supporting chemistry and system concepts in energy storage with robust designs in one or both of: Category 1: Low-cost, rechargeable energy storage chemistries and architectures with robust designs; Category 2: Multifunctional energy storage designs. Robust design architectures.