Isotope-induced elastic scattering of optical phonons in individual suspended single-walled carbon nanotubes

Pei Zhao, Erik Einarsson, 2 Rong Xiang, Yoichi Murakami, Shohei Chiashi, Junichiro Shiomi, and Shigeo Maruyama ∗ Department of Mechanical Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan Global Center of Excellence for Mechanical Systems Innovation, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan State Key Laboratory of Optoelectronic Materials and Technologies, School of Physics and Engineering, Sun Yat-Sen University, Guangzhou 510275, China Global Edge Institute, Tokyo Institute of Technology, 2-12-1 Ookayama, Meguro-ku, Tokyo 152-8550, Japan (Dated: August 10, 2011)