1. School of Materials Science and Engineering, Pusan National University, 2, Busandaehak-ro-63-beon-gil, Geumjeong-gu, Busan 46241, South Korea
2. Department of Materials Science and Engineering, North Carolina State University, Raleigh, North Carolina 27695, USA
3. Technology Licensing Office, Institute for Research and Industry Cooperation, Pusan National University, 2, Busandaehak-ro-63-beon-gil, Geumjeong-gu, Busan 46241, South Korea
4. NaMLab gGmbH, Noethnitzer Str. 64, Dresden, Germany
5. Department of Nanoelectronics, Dresden University of Technology, Dresden, Germany