1. 3D Systems Packaging Research Center and the School of Material Science and Engineering, Georgia Institute of Technology, Atlanta, GA, USA
2. Nanohmics, Austin, TX, USA
3. Ferry and Ellison Research Groups, University of Minnesota, Minneapolis, MN, USA
4. 3D Systems Packaging Research Center and the School of Electrical and Computer Engineering, Georgia Institute of Technology, Atlanta, GA, USA
5. Department of Electrical Engineering, The Pennsylvania State University, State College, PA, USA