1. Department of Bionanotechnology and Bioconvergence Engineering, Graduate School, Jeonbuk National University, Jeonju54896, Republic of Korea
2. Department of Geology and Mining Exploration, University of Goma, Goma204, Democratic Republic of the Congo
3. Department of Energy and Mineral Engineering, Pennsylvania State University, University Park, Pennsylvania16802, United States
4. Division of Mechanical Design Engineering, Jeonbuk National University, Jeonju, Jeonbuk561-756, Republic of Korea