1. Bradley Department of Electrical and Computer Engineering and Center for Power Electronics Systems (CPES), Virginia Tech, Blacksburg, VA, USA
2. Department of Nanoscale Science and Engineering, University at Albany, State University of New York, Albany, NY, USA
3. NoMIS Power, Albany, NY, USA
4. Department of Materials Science and Engineering and the Bradley Department of Electrical and Computer Engineering, Center for Power Electronics Systems (CPES), Virginia Tech, Blacksburg, VA, USA