1. Electronic Functional Macromolecules Group National Institute for Materials Science (NIMS), 1–1 Namiki, Tsukuba 305–0044, JapanPresent address of Dr. C. Chakraborty: Department of Chemistry, Birla Institute of Technology & Science, Pilani, Hyderabad Campus,Shameerpet, Jawahar Nagar, Secunderabad, Telangana 500078,India. Present address of Dr. M. D. Hossain: Department of Chemistry, Faculty of Science, Jagannath University, Dhaka-1100, Bangladesh.
2. Nanotechnology Innovation Station, NIMS, 1–2-1 Sengen Tsukuba 305–0047 Japan