[1] Collaborative Innovation Center for Nanotech FIBER (nanoFIC), Shinshu University, Ueda Nagano 386-8567, Japan
[2] Faculty of Textile Science and Technology, Shinshu University, 3-15-1 Tokida, Ueda Nagano, Japan
[3] Graduate School of Science and Technology, Kyoto Institute of Technology, Goshokaidoucho, Matsugasaki, Sakyo-ku, Kyoto 606-8585, Japan
[4] Department of Chemical Science and Engineering, Faculty of Engineering, Kobe University, Rokko, Nada, Kobe 657-8501, Japan
[5] Department of Organic and Polymeric Materials, Tokyo Institute of Technology, Tokyo 152-8550, Japan