Personnel Hyun Chan Kim, Ph.D Assistant Professor hyunckim@kumoh.ac.kr Kim, Yun Seo Undergraduate research assistant happy_yun00@naver.com Jang, Hyo Jeong Undergraduate research assistant jang8908@kumoh.ac.kr Kim, Min Seo Undergraduate research assistant minse042096@gmail.com Choi, Jeong jin Undergraduate research assistant cyh140693@gmail.com Lee, Youn Seo Undergraduate research assistant l96084467@gmail.com Kim, Hyun Jin Undergraduate research assistant pro000125@naver.com