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ARPA-E’s new director explains how it is evolving.
A dip in nanotube ink turns ordinary office paper into a high-energy electrode.
DOE funds the development of low-cost sodium-ion batteries.
Long-lived nuclear batteries powered by hydrogen isotopes are in testing for military applications.
Nanowire anodes could let lithium-ion batteries run twice as long.
A government-funded start-up claims it can make ionic liquid energy storage feasible.
An energy storage startup gets new government funding.
Silicon-nanotube electrodes may enable lithium-ion batteries to store 10 times more charge.