1. Department of Electrical Engineering, Kyungpook National University, Daegu, Republic of Korea
2. School of Mechanical and Mining Engineering, The University of Queensland, St. Lucia, QLD, Australia
3. KR Tech, Dong-gu, Daegu, Republic of Korea
4. School of Electronic and Electrical Engineering, Kyungpook National University, Daegu, Republic of Korea
5. Institute for Superconducting and Electronic Materials, Australian Institute for Innovative Materials, University of Wollongong, Squires Way, Innovation Campus, North Wollongong, NSW, Australia
6. Department of Electrical Engineering, Kangwon National University, Kangwon, Republic of Korea