1. Department of Electronics and Information Convergence Engineering Institute for Wearable Convergence Electronics Kyung Hee University 1732 Deogyeong‐daero, Gihung‐gu Yongin‐si Gyeonggi‐do 17104 Republic of Korea
2. Department of Chemical Engineering College of Engineering Kyung Hee University 1732 Deogyeong‐daero, Gihung‐gu Yongin‐si Gyeonggi‐do 17104 Republic of Korea