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New high energy, highly stable cathode for sodium-ion batteries

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Researchers in South Korea have developed a novel high-energy cathode material, Na 1.5 F 0.7 , for sodium-ion (Na-ion) batteries (NIBs). The abundance and low cost of Na in the earth will become advantageous when a large amount of material is demanded for renewable energy solutions. Ragone plot for the new Na 1.5

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New Na-ion battery combining intercalation and conversion could be promising low-cost energy storage system

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Scheme of the new full sodium-ion battery, which combines an intercalation cathode and a conversion anode. The reported performance of the new Na-ion battery suggests that the sodium-ion system is a potentially promising power source for promoting the substantial use of low-cost energy storage systems in the near future, the team concluded.

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Can Flow Batteries Finally Beat Lithium?

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Government research organizations in the EU , South Korea , and elsewhere are funding similar research. Then there are the new battery chemistries that are not lithium based—for instance, sodium-ion and graphene-based batteries. Both fuels aim to directly displace fossil fuels.