1. Department of Chemistry and Biochemistry, The Ohio State University, Columbus, Ohio 43210, United States
2. Department of Metallurgical and Materials Engineering, Colorado School of Mines, Golden, Colorado 80401, United States
3. Department of Materials Science and Engineering, The Ohio State University, Columbus, Ohio 43210, United States
4. Department of Mechanical and Aerospace Engineering, The Ohio State University, Columbus, Ohio 43210, United States
5. Department of Physics, The Ohio State University, Columbus, Ohio 43210, United States
6. Department of Physics, Colorado School of Mines, Golden, Colorado 80401, United States