I report the first experiment on 1.5-µm band entanglement generation in a cooled fiber. Low-noise time-bin entangled photon pairs were successfully generated and distributed over 60 km of fiber with a raw visibility of 76%.
© 2006 Optical Society of America
H. Takesue, "Long-Distance Distribution of Time-Bin Entangled Photon Pairs Generated in Optical Fiber Cooled by Liquid Nitrogen," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2006), paper JTuA3.
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