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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. Here we introduce a coating layer on lithium metal. V, much higher than the theoretic stable window of water, 1.229 V.

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AIST Developing New Lithium-Air Battery; Lithium Fuel Cell

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Long-term discharge curve of the newly developed lithium-air cell. Researchers at Japan’s AIST (National Institute of Advanced Industrial Science and Technology) are developing a lithium-air cell with a new structure (a set of three different electrolytes) to avoid degradation and performance problems of conventional lithium-air cells.

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PolyPlus and SK enter into joint development agreement for glass-protected lithium-metal battery

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PolyPlus Battery Company a privately-held company focused on the development of the first rechargeable Li metal battery with a ionically conductive glass separator, has entered into the first stage of a joint development agreement with SK Innovation Co. Korea’s first and largest energy and chemical company.

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IBM Almaden Lab Exploring Lithium-Air Batteries for Next-Generation Energy Storage

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General schematic of a lithium-air battery. The team plans to explore rechargeable Lithium-Air systems, which could offer 10 times the energy capacity of lithium-ion systems. Lithium-ion rechargeable (secondary) batteries are based on a pair of intercalation electrodes.

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Researchers Develop Lithium-Water Electrochemical Cell for the Controlled Generation of H2 and Electricity

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Schematic representation and operating principles of the lithiumwater electrochemical cell used for hydrogen generation: (1) external circuit and (2) inside of lithiumwater electrochemical cell. the high-school chemistry demonstration of the violent reaction between sodium and water.). Source: Wang et al.

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Technical review outlines challenges for both batteries and fuel cells as basis for electric vehicles

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Theoretically, with renewable electricity, the 95 gCO 2 /km target could also be met by extended range electric vehicles with 40 miles all-electric range if 50% of driving is powered by the battery, or by fuel cell electric vehicles (FECVs), with hydrogen produced by water electrolysis. Source: Gröger et al. Click to enlarge. kgH 2 /min.

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IBM Almaden Researchers Say Li-Air Batteries Offer Promise for Transition to Electrified Transportation, But Face Challenges and Multi-Decade Development Cycle

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Four different architectures of Li-air batteries, which all assume the use of lithium metal as the anode. IBM and its partners have launched a multi-year research initiative exploring rechargeable Li-air systems: The Battery 500 Project. Considerations for Li-air systems include: Power density and cost.

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