We describe a fiber source of polarization entangled photons entirely constructed with fiber-coupled commercial components. A built-in alignment signal allows systematic setting of downstream measurement basis. Entanglement is measured at several signal-idler channels simultaneously.
© 2009 Optical Society of America
(190.0190) Nonlinear optics : Nonlinear optics
(190.4380) Nonlinear optics : Nonlinear optics, four-wave mixing
(270.0270) Quantum optics : Quantum optics
(270.5565) Quantum optics : Quantum communications
S. X. Wang, G. S. Kanter, and P. Kumar, "Multi-Channel Fiber-Based Source of Polarization Entangled Photons with Integrated Alignment Signal," in Optical Fiber Communication Conference and National Fiber Optic Engineers Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper PDPA3.
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