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USA: Envia Systems charges ahead with smaller, denser car battery Read more: Envia Systems charges ahead with smaller, denser car battery | Silicon Valley / San Jose Business Journal

With the advent of all-electric cars such as General Motors’ Volt, lots of companies are interested in enhancing the efficiency of lithium-ion batteries.

Newark-based Envia Systems Inc. is retooling some of the main components of a lithium-ion battery, starting with the cathode — the area of the battery where electrons exit. Envia is working to improve cathode material licensed from the U.S. Department of Energy’s Argonne National Laboratory in Illinois, to make a better battery than what’s on the market today.

“We have almost doubled the density,” said Envia CEO Atul Kapadia. The increased cathode material density means Envia’s batteries ..
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