1. Integrated Nanotechnology Lab; CEMSE Division; King Abdullah University of Science and Technology (KAUST); Thuwal 23955-6900 Saudi Arabia
2. IMAPCT Lab; CEMSE Division, King Abdullah University of Science and Technology (KAUST); Thuwal 23955-6900 Saudi Arabia
3. Department of Materials Science and Engineering; Chemistry, Mechanical Science and Engineering; Electrical and Computer Engineering; Beckman Institute for Advanced Science and Technology and Frederick Seitz Materials Research Laboratory; University of Illinois at Urbana-Champaign; Urbana IL 61801 USA