Efficient entanglement distribution over 200 kilometers fiber using self-differencing InGaAs avalanche photodiodes
J. F. Dynes, Hiroki Takesue, Zhiliang L. Yuan, A. W. Sharpe, K. Harada, Toshimori Honjo, Hiroyuki Kamada, Osamu Tadanaga, Y. Nishida, Masaki Asobe, A. J. Shields · 2009
Practical and low-cost self-differencing InGaAs avalanche photodiodes have been successfully applied to ultra-long distance and efficient entanglement distribution over 200kilometers of optical fiber. © 2009 Optical Society of America.