Advanced Science Research Center (ASRC), Japan Atomic Energy Agency (JAEA), Tokai-mura, Ibaraki 319-1195, Japan; Department of Polymer Chemistry, Graduate School of Engineering, Kyoto University, Kyoto 615-8510, Japan; and Biological and Soft Sciences Sector, Department of Physics, Cavendish Laboratory, Cambridge University, Cambridge CB3 0HE, England(2008-11-24時点)
