M.
Rakher
Davanco, M., Rakher, M., Wegscheider, W., Schuh, D., Badolato, A., & Srinivasan, K. (2011). Efficient quantum dot single photon extraction into an optical fiber using a nanophotonic directional coupler. Applied Physics Letters, 99, 121101. http://doi.org/10.1063/1.3617472