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U Alberta team develops hybrid sodium-ion capacitor; intermediate in energy & power between ultracaps and batteries

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A team led by researchers from the University of Alberta (Canada) Scientists has developed a hybrid sodium-ion capacitor (NIC) using active materials in both the anode and the cathode derived entirely from peanut shells—a green and highly economical waste globally generated at more than 6 million tons per year. doi: 10.1039/C4EE02986K.

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New liquid alloy electrode significantly lowers operating temperature of sodium-beta batteries; improved performance

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Researchers at Pacific Northwest National Laboratory (PNNL) have devised an alloying strategy that enables sodium-beta batteries to operate at significantly lower temperatures. The new electrode enables sodium-beta batteries to last longer, helps streamline their manufacturing process and reduces the risk of accidental fire.

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Stanford team develops sodium-ion battery with performance equivalent to Li-ion, but at much lower cost

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Stanford researchers have developed a sodium-ion battery (SIB) that can store the same amount of energy as a state-of-the-art lithium ion, at substantially lower cost. Thus, further research is required to find better sodium host materials. The sodium salt makes up the cathode; the anode is made up of phosphorous.

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PG&E, Calif. Energy Commission launch 4MW sodium-sulfur grid storage pilot in San Jose

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Pacific Gas and Electric Company (PG&E) and the California Energy Commission today unveiled a utility-scale sodium-sulfur battery energy storage system ( earlier post ) pilot project to better balance power needs of the electric grid. The system has a 4 megawatt capacity, and can store more than six hours of energy.

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Iowa State/Ames Lab researcher receives $3M from ARPA-E for solid-state sodium battery

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The Advanced Research Projects Agency - Energy (ARPA-E) has awarded $3 million from its 2015 OPEN funding to a project to develop an all-solid-state sodium battery. A sodium-based battery, on the other hand, has the potential to store larger amounts of electrical energy at a significantly lower cost. Led by Steve W.

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GE posts $63M in orders for Durathon sodium-halide battery systems

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GE’s Energy Storage business announced $63 million in new Durathon sodium-halide battery orders since the business launched in July. In its first weeks of operation, the business secured 10 new telecom customer orders across several regions, including Africa, Asia, India and the US powering a total of more than 3,500 cell towers.

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GE testing sodium halide battery/Li-ion battery/fuel cell hybrid system for transit bus

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GE’s ecomagination.com publication reports that GE engineers have begun testing a transit bus equipped with a new hybrid energy system integrating GE’s Durathon sodium-halide battery ( earlier post ), a lithium-ion battery and a hydrogen fuel cell. Current fuel-cell-powered buses must include batteries to provide power for acceleration.

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