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Researchers in China, US develop binder-free high-silicon-content flexible anode for Li-ion batteries

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A team from Zhejiang A&F University, Huazhong University of Science and Technology (HUST), and Stanford University have developed a binder-free, flexible, and free-standing electrode comprising an unprecedented 92% silicon content for Li-ion batteries. 1 (Li 15 Si 4 ). —Wang et al. —Wang et al.

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Drexel team develops stable Li-S battery with carbonate electrolyte

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Researchers at Drexel University have stabilized a rare monoclinic ?-sulfur sulfur phase within carbon nanofibers that enables successful operation of Lithium-Sulfur (Li-S) batteries in carbonate electrolyte for 4000 cycles. sulfur and its application in Li-S batteries. —Pai et al. —Pai et al.

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KERI researchers develop high-capacity Li-metal battery with improved rate performance and stability

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A research team at Korea Electrotechnology Research Institute (KERI) has developed a high-capacity Li-metal battery with improved rate performance and stability using a one-dimensional Li-confinable porous hollow carbon host. However, these hosts suffer from unwanted Li growth on their surface (i.e., Kang et al.

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Molten carbonate electrolysis can produce a range of carbon nanomaterials, including graphene, from CO2 at high yield

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Researchers from Huazhong University of Science and Technology in China and George Washington University in the US report in a new paper in the ACS journal Accounts of Chemical Research that a range of important carbon nanomaterials can be produced at high yield by molten carbonate electrolysis.

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ARPA-E awards $42M to 12 projects for advanced EV batteries; EVs4ALL program

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Projects selected for the Electric Vehicles for American Low-Carbon Living (EVs4ALL) program ( earlier post ) aim to expand domestic EV adoption by developing batteries that last longer, charge faster, perform efficiently in freezing temperatures and have better overall range retention. Award amount: $3,425,000). Award amount: $3,876,363).

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US Army, Brown Univ. partner to study SEI on silicon anodes to extend Li-ion battery life

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The Army is working to replace all alkaline and nickel metal hydride field batteries with Li-ion batteries. “ The Army is developing hybrid vehicles for use on the battlefield, and that means they will also use Li-ion batteries. We want to push the voltage of Li-ion batteries higher. ”.

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U Tokyo TFEP electrolyte solvent enables safer high-voltage, high energy-density Li-ion batteries

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Researchers at the Graduate School of Engineering and Graduate School of Science at the University of Tokyo have designed and synthesized a fluorinated cyclic phosphate solvent, 2-(2,2,2-trifluoroethoxy)-1,3,2-dioxaphospholane 2-oxide (TFEP), for use in lithium-ion batteries. V versus lithium) and high-voltage LiNi 0.5

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