1. Department of Urban, Energy, and Environmental Engineering, Chungbuk National University, 1 Chungdaero, Seowon-gu, Cheongju, Chungbuk 28644, Republic of Korea
2. Department of Advanced Material Engineering, Chungbuk National University, 1 Chungdaero, Seowon-gu, Cheongju, Chungbuk 28644, Republic of Korea
3. School of Earth Sciences and Environmental Engineering, Gwangju Institute of Science and Technology, 123 Cheomdangwagi-ro, Buk-gu, Gwangju 61005, Republic of Korea