1. Graduated School of Energy Environment; Waterand Sustainability (EEWS); Korea Advanced Institute of Science and Technology (KAIST); 291 Daehak-ro Yuseong-gu Daejeon 305-701 Republic of Korea
2. Mathematics and Science Education; Indonesia University of Education; Bandung 40154 Indonesia
3. Department of Materials Science and Engineering; Korea Advanced Institute of Science and Technology (KAIST); 291 Daehak-ro, Yuseong-gu Daejeon 305-701 Republic of Korea
4. Department of Engineering Physics; Institute Technology Bandung (ITB); Bandung 40132 Indonesia