1. Department of Electrical
Engineering, University of Southern California, 3710 McClintock Avenue, Los Angeles, California 90089-0271, United States
2. Center
of Excellence for Green Nanotechnologies, Joint Centers of Excellence
Program, King Abdulaziz City for Science and Technology, P.O Box 6086, Riyadh 11442, Saudi Arabia
3. Department of Electrical Engineering, University of California, Los Angeles, 420 Westwood Plaza, 5412 Boelter Hall, Los
Angeles, California 90095, United States
4. Department für Chemie, Technische Universität München, Lichtenbergstrasse 4, 85747 Garching b. München, Germany
5. Department of Electrical and Computer Engineering, University of Jeddah, Dhahban 23881, Saudi Arabia
6. Department of Electrical and Computer Engineering, King Abdulaziz University, Abdullah Sulayman Street, Jeddah 22254, Saudi Arabia