DOE-backed Firm Claims Battery Breakthrough

As reported by the New York Times, Envia Systems, a California-based battery manufacturing company, announced yesterday what it calls a “major breakthrough” in battery technology that is “poised to revolutionize cost, range and safety in electric vehicles.” According to Envia’s press release, the breakthrough is a world record 400 Watt hour/kg lithium-ion battery, at a cost of $150 per kilowatt-hour, which is expected to “slash the price of a 300-mile range electric vehicle by cutting the cost of the battery pack by more than 50 percent.” Envia was awarded $4 million by DOE’s ARPA-E in 2009, and later received $7… [more]