1. Institute of Quantum Beam Science Graduate School of Science and Engineering; Ibaraki University; Mito 310-8512 and Hitachi 316-8511 Ibaraki Japan
2. Department of Biomedical Engineering Faculty of Engineering; King Mongkut's institute of Technology Ladkrabang; Thailand
3. Department of Chemistry Faculty of Science; Kasetsart University Chatuchak; Bangkok 10903 Thailand
4. Frontier Research Center for Applied Atomic Sciences; Ibaraki University; Naka 319-1106 Japan