1. Ph.D. Program of Maritime Science and Technology, National Kaohsiung University of Science and Technology, Kaohsiung 811, Taiwan
2. Department of Marine Engineering, National Kaohsiung University of Science and Technology, Kaohsiung 811, Taiwan
3. Department of Marine Environmental Engineering, National Kaohsiung University of Science and Technology, Kaohsiung 811, Taiwan
4. Research and Development Centre, Vel Tech University, Chennai 600062, India