1. Department of Physics, Faculty of Education and Regional Studies, University of Fukui, Fukui 910-8507, Japan (A.K., K.K.); Department of Chemistry, Faculty of Mathematics and Natural Sciences, Syiah Kuala University, Banda Aceh, Nanggroe Aceh Darussalam, 23111, Indonesia (M.R.); Department of Community Nursing, Faculty of Medical Sciences, University of Fukui, Japan (Y.D.); Department of Physics, Research Institute of Physics and Chemistry, Chonbuk National University, Chonju 561-756, Republic of Korea ...