1. Department of Materials Science and Engineering Pohang University of Science and Technology 77 Cheongam‐Ro Nam‐Gu Pohang 37673 Korea
2. Department of Electrical Engineering Pohang University of Science Technology 77 Cheongam‐Ro Nam‐Gu Pohang 37673 Korea
3. School of Interdisciplinary Bioscience and Bioengineering Pohang University of Science Technology 77 Cheongam‐Ro Nam‐Gu Pohang 37673 Korea
4. Department of convergence IT engineering Electrical Engineering and Mechanical Engineering Pohang University of Science Technology 77 Cheongam‐Ro Nam‐Gu Pohang 37673 Korea