1. Electrical and Systems Engineering, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States
2. Materials Science and Engineering, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States
3. Electrical and Computer Engineering, Villanova University, Villanova, Pennsylvania 19085, United States
4. Air Force Research Laboratory, Materials and Manufacturing Directorate, Wright-Patterson AFB, Ohio 45433, United States
5. UES Inc., Beavercreek, Ohio 45432, United States
6. Brookhaven National Laboratory, Upton, New York 11973, United States
7. University of Dayton, Dayton, Ohio 45469, United States