Controlling the transport of single photons by tuning the frequency of either one or two cavities in an array of coupled cavities

Jie-Qiao Liao ( ),1,2 Z. R. Gong ( ),1,2 Lan Zhou ( ),3 Yu-xi Liu ( ),1,4,5 C. P. Sun ( ),1,2 and Franco Nori ( )1,6 1Advanced Science Institute, The Institute of Physical and Chemical Research (RIKEN), Wako-shi 351-0198, Japan 2Institute of Theoretical Physics, Chinese Academy of Sciences, Beijing 100190, People’s Republic of China 3Key Laboratory of Low-Dimensional Quantum Structures and Quantum Control of Ministry of Education, Hunan Normal University, Changsha 410081, People’s Republic of China, and Department of Physics, Hunan Normal University, Changsha 410081, People’s Republic of China 4Institute of Microelectronics, Tsinghua University, Beijing 100084, People’s Republic of China 5Tsinghua National Laboratory for Information Science and Technology, Tsinghua University, Beijing 100084, People’s Republic of China 6Physics Department, The University of Michigan, Ann Arbor, Michigan 48109-1040, USA (Received 21 September 2009; published 8 April 2010)