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PNNL study outlines requirements for grid storage, reviews four electrochemical energy storage systems: vanadium redox flow, Na-beta, Li-ion and lead-carbon

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Classification of potential electrical storage for stationary applications. To be successful, systems will need to evolve—in some cases, considerably—to compete financially with the cost of natural gas production. Credit: ACS, Yang et al. Click to enlarge. In their study, Yang et al. —Yang et al.

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Slow start for charge of the electric cars - Times Online

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Renault and Nissan are determined to establish an early lead in the new massmarket for electric cars. Their solution to the cost of thenew-generation batteries is to separate them from the car itself. Also, Firefly batteries now being produced use lead foam in lead-acid configuration, cutting their weight almost in half.