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Energy storage: the key to a decarbonised future

Setec Powerr

We are transitioning from fossil fuels to renewable energy sources such as wind and solar, and the use of energy storage is becoming more widespread. And with the popularity of electric vehicles, the grid is under more and more pressure, so the demand for energy storage is growing. Battery storage.

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Expanded graphite as a superior anode for sodium-ion batteries

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Researchers at the University of Maryland, with colleagues at the University of Illinois at Chicago, report on a new method for expanding graphite for use as a superior anode for sodium-ion batteries in a paper in Nature Communications. Galvanostatic studies showed that expanded graphite can deliver a high reversible capacity of 284?mAh?g

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

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Nowadays, due to their outstanding energy and power density, Li-ion batteries have become a mainstay for EES [electrical energy storage]. However, the concerns regarding the high cost and the limited lithium reserves in the earth’s crust have driven the researchers to search more sustainable alternative energy storage solutions.

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Ningbo researchers propose mixed-ion Li/Na batteries

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Lithium-intercalation compounds and sodium-intercalation compounds are used for anode and cathode, respectively. During charging (or discharging), the storage (or release) of Li + takes place at anode, and the release (or storage) of Na + occurs at cathode. Second, this electrochemical method is green and energy efficient.

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JCESR team advances prospects of solid-state magnesium-ion batteries with discovery of fastest magnesium-ion solid-state conductor

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A team of Department of Energy (DOE) scientists at the Joint Center for Energy Storage Research (JCESR) has discovered the fastest magnesium-ion solid-state conductor, a major step towards making solid-state magnesium-ion batteries that are both energy dense and safe.

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New high-performance Na-ion battery with SO2-based catholyte; potential for other non-Li-metal-based battery systems

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Researchers in South Korea have demonstrated new type of room-temperature and high-energy density sodium rechargeable battery using a sulfur dioxide (SO 2 )-based inorganic molten complex catholyte that serves as both a Na + -conducting medium and cathode material (i.e. catholyte). —Jeong et al. mA cm −2 ).

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MIT-led team devises new approach to designing solid ion conductors; implications for high-energy solid-state batteries

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The new approach, described in a paper in the RSC journal Energy and Environmental Science , could accelerate the development of high-energy solid-state lithium batteries, and possibly other energy storage and delivery devices such as fuel cells. —Muy et al.

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