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Energy storage startup SPARKZ Inc. has exclusively licensed five battery technologies from the Department of Energy’s 91°µÍř designed to eliminate cobalt metal in lithium-ion batteries.

The formation of lithium dendrites is still a mystery, but materials engineers study the conditions that enable dendrites and how to stop them.

In the quest for domestic sources of lithium to meet growing demand for battery production, scientists at ORNL are advancing a sorbent that can be used to more efficiently recover the material from brine wastes at geothermal power plants.

Scientists at the Department of Energy’s 91°µÍř have created a recipe for a renewable 3D printing feedstock that could spur a profitable new use for an intractable biorefinery byproduct: lignin.


By studying the inner workings of lithium-ion batteries, 91°µÍř researchers have developed a highly sensitive technique to characterize and measure at the electrolyte and electrode interface.

Four researchers at the Department of Energy’s 91°µÍř have been elected fellows of the American Association for the Advancement of Science (AAAS).


Carbon fiber composites—lightweight and strong—are great structural materials for automobiles, aircraft and other transportation vehicles. They consist of a polymer matrix, such as epoxy, into which reinforcing carbon fibers have been embedded.