1. Chemical Engineering Program, Department of Advanced Science and Engineering, Graduate School of Advanced Science and Engineering, Hiroshima University, 1-4-1 Kagamiyama, Higashi-Hiroshima, Hiroshima, 739-8527, Japan
2. Program Studi Kimia, Fakultas Pendidikan Matematika dan Ilmu Pengetahuan Alam, Universitas Pendidikan Indonesia, Jl. Setiabudhi No 229, Bandung, West Java, 40154, Indonesia
3. Materials Research Center, Technology & Intellectual Property HQ, TDK Corporation, 570-2 Matsugashita, Minami-Hadori, Narita, Chiba, 286-8588, Japan