1. Department of Electrical and Computer Engineering, University of Minnesota, Twin Cities, 4-174 Keller Hall, 200 Union Street Southeast, Minneapolis, Minnesota 55455, United States
2. NovaCentrix, 400 Parker Drive, Suite 1110, Austin, Texas 78728, United States
3. Characterization Facility, University of Minnesota, Twin Cities, 12 Shepherd Labs, 100 Union Street Southeast, Minneapolis, Minnesota 55455, United States