Title :
Long-distance distribution of time-bin entangled photon pairs generated in optical fiber cooled by liquid nitrogen
Author_Institution :
NTT Basic Res. Labs., NTT Corp., Atsugi
Abstract :
I report the first experiment on 1.5-mum 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%.
Keywords :
laser cooling; optical fibre dispersion; quantum entanglement; cooled fiber; distance 60 km; entanglement generation; liquid nitrogen; long-distance distribution; optical fiber; time-bin entangled photon pairs; wavelength 1.5 mum; Arrayed waveguide gratings; Frequency; Interference; Interferometers; Nitrogen; Optical fibers; Optical noise; Optical pumping; Pulse amplifiers; Raman scattering; (190.4370) Nonlinear optics, fibers; (270.0270) Quantum optics;
Conference_Titel :
Lasers and Electro-Optics, 2006 and 2006 Quantum Electronics and Laser Science Conference. CLEO/QELS 2006. Conference on
Conference_Location :
Long Beach, CA
Print_ISBN :
978-1-55752-813-1
Electronic_ISBN :
978-1-55752-813-1
DOI :
10.1109/CLEO.2006.4628577
