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New nanolithia cathodes may address technical drawbacks of Li-air batteries; scalable, cheap and safer Li-air battery system

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Conventional lithium-air batteries draw in oxygen from the outside air to drive a chemical reaction with the battery’s lithium during the discharging cycle, and this oxygen is then released again to the atmosphere during the reverse reaction in the charging cycle. —Zhu et al.

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PNNL licenses three technologies via Startup America; batteries, fuel cells and buildings

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Vorbeck, a manufacturer and developer of applications using its proprietary graphene material ( earlier post ), optioned the technology for use in a graphene-based electrode for lithium-air and lithium-sulfur batteries.

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3 winners of DOE’s “America’s Next Top Energy Innovator” Challenge: hydrogen-assisted lean-burn engines, graphene for Li-air and -sulfur batteries, and titanium process

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The three winning companies are: Umpqua Energy , a startup company based in Medford, Oregon, is using an Argonne National Laboratory technology to develop a system that allows a gasoline engine to operate in an extreme lean burn mode in order to increase gasoline mileage.

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