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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 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.

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Kyoto team develops new cathode material for high-energy-density rechargeable magnesium batteries

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A team of researchers from Kyoto University has demonstrated ion-exchanged MgFeSiO 4 as a feasible cathode material for use in high-energy-density rechargeable magnesium batteries. These advantages of magnesium metal anodes have been previously recognized and a rechargeable magnesium battery cell was first proposed in 2000.

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Researchers propose new VO2 cathode material for aluminum-ion rechargeable battery

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A team from the University of Science and Technology Beijing is proposing a new super-valent battery based on aluminium ion intercalation and deintercalation. Owing to its low cost, easy operation and high security, the aluminium-ion battery has exhibited excellent prospects. Wang et al. Click to enlarge. Batteries'

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Graphene-sulfur composite as stable high energy capacity cathodes for Li-ion batteries

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Researchers at Stanford University led by Drs. In a paper published in the ACS journal Nano Letters , they suggest that this material represents a promising cathode material for rechargeable Li-ion batteries with high energy density. Sulfur also possesses other advantages such as low cost and environmental benignity.

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Bio-inspired graphene hierarchical structures as high-performance anode materials for Li-ion batteries

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A team from Nanyang Technological University (China) has developed a scalable self-assembly strategy to create bio-inspired honeycomb-like hierarchical structures composed of functionalized graphene sheets to work as anodes in lithium-ion batteries. ACS Nano Article ASAP doi: 10.1021/nn2001728. Credit: ACS, Yin et al.

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Li-ion sulfur polymer battery shows high energy density as well as safety

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A team from the University of Rome Sapienza has developed a rechargeable lithium-ion polymer battery based on the combination of a high capacity sulfur-carbon cathode, nanostructured Li x Sn-C anode and polysulfide-added PEO-based gel membrane. At the lower C-rate, the cell may stably deliver a capacity of about 1500?mAh

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Improving the Charge-Discharge Capacity and Cycleability of Carbon Electrodes for Li-ion Batteries

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As one of the many approaches under investigation to increase the power density, specific capacity, and cyclic efficiency of rechargeable lithium-ion batteries, researchers are seeking to develop higher-capacity anode materials (such as silicon- or tin-based materials). Energy Fuels, Article ASAP doi: 10.1021/ef1004122.

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