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Researchers in China report 711.3 Wh/kg Li-ion battery cell

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In a paper in Chinese Physical Letters , researchers from the Chinese Academy of Sciences report manufacturing practical pouch-type rechargeable lithium batteries with a gravimetric energy density of 711.3 Current advanced practical lithium-ion batteries have an energy density of around 300 Wh⋅kg −1. —Li et al.

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Georgia Tech researchers develop aluminum-foil-based anodes for all-solid-state Li-ion batteries

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Woodruff School of Mechanical Engineering and the School of Materials Science and Engineering, is using an aluminum-foil-based anode in a solid-state Li-ion battery to create batteries with higher energy density and greater stability. The new battery system is detailed in an open-access paper in Nature Communications.

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Researchers use carbon-based anodes with “bumpy” surfaces for Li-ion batteries that last longer in extreme cold

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the key to addressing the low-temperature capacity loss lies in adjusting the surface electron configurations of the carbon anode to reinforce the coordinate interaction between the solvated Li + and adsorption sites for Li + desolvation and reduce the activation energy of the charge-transfer process. . … —Lu et al.

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Tohoku team develops new electrolyte to support rechargeable calcium batteries

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Scientists from Tohoku University have developed a new fluorine-free calcium (Ca) electrolyte based on a hydrogen (monocarborane) cluster that could potentially realize rechargeable Ca batteries. High-energy-density and low-cost calcium (Ca) batteries have been proposed as ‘beyond-Li-ion’ electrochemical energy storage devices.

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Researchers develop room-temp 1,000+ cycle rechargeable solid-state lithium-air battery

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Researchers from the Illinois Institute of Technology (IIT), Argonne National Laboratory, and the University of Illinois at Chicago have developed a room-temperature solid-state lithium-air battery that is rechargeable for 1,000 cycles with a low polarization gap and can operate at high rates. Ngo, Paul C. Redfern, Christopher S.

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Researchers use multivalent cation additives to inhibit dendrite growth in rechargeable batteries

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Researchers at Tohoku University have devised a means to stabilize lithium or sodium depositions in rechargeable batteries, helping keep their metallic structure intact. The discovery prevents potential battery degradation and short circuiting, and paves the way for higher energy-density metal-anode batteries.

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Toshiba launches 20Ah-HP SCiB rechargeable Li-ion battery; high energy and high power

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Toshiba Corporation expanded its SCiB product offering with the launch of a 20Ah-HP rechargeable lithium-ion battery cell that delivers high energy and high power at the same time. Toshiba expects to see the new cell deployed in automobiles, industrial equipment, and storage battery systems. Product specifications.

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