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Rechargeable ultrahigh-capacity tellurium-aluminum batteries

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Researchers at the University of Science and Technology Beijing, with colleagues at Beijing Institute of Technology, have demonstrated the potential of rechargeable tellurium (Te) nanowire positive electrodes to construct ultrahigh-capacity rechargeable tellurium-aluminum batteries (TABs). A g -1 ) along with an initial 1.4

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University of Sydney team advances rechargeable zinc-air batteries with bimetallic oxide–graphene hybrid electrocatalyst

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University of Sydney team advances rechargeable zinc-air batteries with bimetallic oxide–graphene hybrid electrocatalyst. Metal oxides of earth-abundant elements are promising electrocatalysts to overcome the sluggish oxygen evolution and oxygen reduction reaction (OER/ORR) in many electrochemical energy-conversion devices. Resources.

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U Waterloo team shows four-electron conversion for Li-O2 batteries for high energy density; inorganic molten salt electrolyte, high temperature

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The new work, published in Science , shows that four-electron conversion for lithium-oxygen electrochemistry is highly reversible. The Waterloo team is the first to achieve four-electron conversion, which doubles the electron storage of lithium-oxygen, also known as lithium-air, batteries. Resources. —Xia et al.

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Georgia Tech team develops conversion-type iron-fluoride Li battery cathode with solid polymer electrolyte

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Researchers at Georgia Tech have developed a promising new conversion-type cathode and electrolyte system that replaces expensive metals and traditional liquid electrolyte with lower cost transition metal fluorides and a solid polymer electrolyte. A paper on their work is published in the journal Nature Materials.

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Researchers develop rechargeable hybrid-seawater fuel cell; highly energy density, stable cycling

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Researchers from Ulsan National Institute of Science and Technology (UNIST) in Korea and Karlsruher Institute of Technology in Germany have developed a novel energy conversion and storage system using seawater as a cathode. Click to enlarge. 1 , respectively. earlier post ). In addition, this system can be easily scaled up. —Kim et al.

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Study finds all-electric rideshare fleet could reduce carbon emissions, but increase traffic issues

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But the battery-powered electric vehicles were responsible for slightly higher air pollution from increased demand at local power plants for recharging purposes, as well as more ground-level particulates from tire and brake dust. The authors acknowledge funding from Carnegie Mellon University’s Wilton E. Scott Institute for Energy Innovation.

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Rechargeable Zinc-Air Battery Company Approved to Receive $6.8M in Loans and Tax Credits from the State of Oregon and City of Portland

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ReVolt Technology, LLC, a company that is developing rechargeable zinc-air batteries ( earlier post ), has been approved to receive a package of loans and tax credits from Oregon and Portland authorities totaling approximately $6.8 An alkaline electrolyte maintains high ionic conductivity between the two electrodes.

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