Altair Nanomaterials (ALTI) announced that its battery research and development team successfully completed a testing program for lithium ion battery cells containing Altairnano’s nano-structured lithium titanate electrode materials. “The test results demonstrated that the performance of these lithium ion battery cells exceed the system-level power requirements set forth by the U.S. Council for Automotive Research FreedomCAR Energy Storage System Performance Goals for hybrid electric vehicle (HEVs), as well as those requirements published by major U.S. automakers,” said Evan House, Ph.D., Program Director, Altairnano’s Advanced Materials & Power Systems business unit. [ more ] These batteries demonstrate a useable state-of-charge range twice that of conventional nickel metal hydride (NiMH) batteries presently used in hybrid electric vehicles. The stock was up over 40% yesterday on this news. The stock is giving back some of these gains today on the general market weakness.