1. Center for Materials for Information Technology, University of Alabama, Tuscaloosa, Alabama 35487, Research Laboratory of Hydrothermal Chemistry, Faculty of Science, Kochi University, 2-5-1 Akebono-cho, Kochi 780-8520, Japan, Department of Chemical System Engineering, School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-Ku, Tokyo 113-8656, Japan, and 217 Materials Research Laboratory, Department of Electrical Engineering, The Pennsylvania State University, University Park, Pennsylvania 16802