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EVs with sodium-ion batteries are rolling off production lines in China – Charged EVs

Baua Electric

Sodium-ion batteries have long been touted as a possible successor to the lithium-ion kind—they may have lower energy density, but they rely on more abundant sodium rather than lithium, perform better in cold temperatures, and above all, tend to be cheaper. The model’s sodium battery version has a smaller battery pack (21.4

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New hierarchical metal-organic nanocomposite cathode for high-energy sodium-ion batteries

Green Car Congress

Building on earlier work, researchers in China have fabricated a hierarchical metal-organic nanocomposite for use as a cathode in sodium-ion batteries (SIBs). 2017) “In-Situ Formed Hierarchical Metal-Organic Flexible Cathode for High-Energy Sodium-Ion Batteries” ChemSusChem doi: 10.1002/cssc.201701484. and Huang, Y.

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Low-cost 5V dual carbon battery development for EV 

Electric Vehicles India

Low-cost 5V dual carbon battery development for EV . It is the most sustainable and low-cost battery that can be used in high-voltage applications, battery-operated medical devices, stationary grids and regenerative braking systems in electric vehicles. The introduction of a product like this can be a breakthrough.”.

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China-US team uses graphene composite separator to suppress polysulfide shuttling in Li-S batteries

Green Car Congress

A team of researchers from institutions in China and the US report the design of a negatively charged graphene composite separator for the effective suppression of the polysulfide shuttling effect in Li-sulfur batteries. —Lei et al.

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New cathode material for Li-S batteries: sulfur-anchored azulene

Green Car Congress

A team of researchers from China and Germany have used azulene—a benzene-free and vinyl-free molecule—to polymerize with sulfur to create a cathode material for Li-S batteries. The reactions of organohalides with sodium polysulfide and sulfur with dithiols seem to be the most effective routes to obtain organosulfur polymers.

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What’s Happening in EV Battery Technology

Driivz

All are counting on battery innovations to improve EV performance, drive down costs, and eliminate dependence on scarce materials. The ideal battery will be made of low-cost, plentiful materials that are lightweight and flexible enough to allow vehicle design innovations.

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Pike Research forecasts hybrid electric locomotive sales could reach nearly 500 units from 2011 to 2020; to utilize 514 MWh of battery capacity by 2020

Green Car Congress

In addition, railroad infrastructure is growing rapidly in India and China, and emissions concerns will drive hybrid demand in those markets as well. Most of this capacity will be in lead acid and advanced lead acid batteries, with a portion of the market utilizing sodium metal halide and lithium-ion batteries. —Dave Hurst.

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