1. Department of Electrical and Electronic Engineering, University of Cagliari, Cagliari, Italy
2. Advanced Embedded Systems and IC Model Laboratory, Department of Electrical Engineering, Indian Institute of Technology Hyderabad, Hyderabad, India
3. Electrical and Computer Engineering Department, University of Saskatchewan, Saskatoon, SK, Canada
4. Department of Surgery, McGill University, Montreal, QC, Canada
5. Department of Materials Science and Engineering, University of Delaware, Newark, DE, USA
6. Materials Science Division, Argonne National Laboratory, Argonne, IL, USA
7. Optoelectronics and Measurement Techniques Unit, University of Oulu, Oulu, Finland