1. Electrical Engineering, School of Informatics, Computing and Cyber Systems, Northern Arizona University, Flagstaff, Arizona 86011, United States
2. Center for Materials Interfaces in Research and Applications (MIRA) Northern Arizona University Flagstaff, Arizona 86011, United States
3. Department of Electrical and Computer Engineering, The University of Texas at Austin, Austin, Texas 78712, United States
4. National Applied Research Laboratories (NAR Laboratories) No. 26, Prosperity Road I, Hsinchu
Science Park, Hsinchu 30078, Taiwan