1. Department of Mechanical and System Engineering, Himeji Institute of Technology, University of Hyogo, 2167 Shosha, Himeji, Hyogo 671-2201, Japan, Center of Excellence in Particle Technology, Department of Chemical Engineering, Chulalongkorn University, Patumwan, Bangkok 10330, Thailand, and National Nanotechnology Center, National Science and Technology Development Agency, Klong Luang, Phathumthani 12120, Thailand