Toyota Motor Sales (TMS), U.S.A., Inc. announced today that it will place ten Prius plug-in hybrid electric vehicles (PHV) with Xcel Energy’s SmartGridCity™ project in Boulder, Colorado. The vehicles will be the focus of an interdisciplinary research project coordinated by the University of Colorado at Boulder Renewable and Sustainable Energy Institute (RASEI), a new joint venture between the U.S. Department of Energy’s National Renewable Energy Laboratory (NREL) and the University of Colorado at Boulder.