1. Department of Chemistry and Biochemistry, University of Notre Dame, Notre Dame, Indiana 46556, United States
2. Department of Electrical Engineering, University of Notre Dame, Notre Dame, Indiana 46556, United States
3. Department of Civil and Environmental Engineering and Earth Sciences, University of Notre Dame, Notre Dame, Indiana 46556, United States
4. Department of Civil and Environmental Engineering, Wayne State University, Detroit, Michigan 48202, United States
5. Department of Physics, University of Notre Dame, Notre Dame, Indiana 46556, United States