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IIT, Argonne team designs Li2O-based Li-air battery with solid electrolyte; four-electron reaction for higher energy density

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Researchers at the Illinois Institute of Technology (IIT) and US Department of Energy’s (DOE) Argonne National Laboratory have developed a lithium-air battery with a solid electrolyte. The four-electron reaction is enabled by a mixed ion–electron-conducting discharge product and its interface with air. . …

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Argonne-led team demonstrates Li-air battery based on lithium superoxide; up to 5x Li-ion energy density

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Researchers from Argonne National Laboratory, with colleagues in the US and Korea, have demonstrated a lithium-oxygen battery based on lithium superoxide (LiO 2 ). This remains a core challenge that needs to be overcome for the viable commercialization of Li-air technology. —Lu et al. —Khalil Amine.

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MIT, Toyota team clarifies role of iodide in Li-air batteries

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Lithium-air (or lithium-oxygen) batteries potentially could offer three times the gravimetric energy of current Li-ion batteries (3500 Wh/kg at the cell level); as such, they are looked to a potential solution for long-range EVs. V), where Li 2 O 2 is formed directly through electrochemical steps.

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Researchers show feasibility of lithium-metal-free anode for Li-air battery; addressing one of three main barriers to Li-air battery development

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Voltage profiles (A) and initial cycling behavior (B) of the Li x Si-O 2 -C cell. Although the resulting battery has lower voltage and capacity than a conventional Li-air battery, it offers enhanced safety and an energy density higher than Li-ion batteries. Cycling current: 200 mA g ?1 Click to enlarge.

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PNNL team uncovers reaction mechanisms of Li-air batteries; how batteries blow bubbles

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Lithium-air batteries are looked to by many as a very high-energy density next-generation energy storage solution for electric vehicles. However, the technology has several holdups, including losing energy as it stores and releases its charge.The reaction mechanisms are, in general, not well understood.

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AIST team developing Li-air capacitor-battery targeted for EVs

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A team from Japan’s AIST (National Institute of Advanced Industrial Science and Technology) reports on the development of a “lithiumair capacitor–battery based on a hybrid electrolyte” in a paper in the RSC journal Energy & Environmental Science. Energy Environ. Earlier post.). Earlier post.).

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China team outlines 5 key areas of future research to realize Li-air batteries

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In an open access paper published in the International Journal of Smart and Nano Materials , researchers from the Changchun Institute of Applied Chemistry, Chinese Academy of Sciences review significant developments and remaining challenges of practical Liair batteries and the current understanding of their chemistry.

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