1. Department of Chemical and Biomolecular Engineering and ‡Department of Chemistry, University of Tennessee, Knoxville, Tennessee 37996, United States
2. Division of Engineering and Applied Science, California Institute of Technology, Pasadena, California 91125, United States
3. Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, United States
4. LiOx, Inc., Pasadena, California 91106, United States