Title :
Spatial distinguishability of photons produced by parametric down-conversion with a focused pump
Author :
Bennink, Ryan S. ; Liu, Yun ; Earl, D. Duncan ; Grice, Warren P.
Author_Institution :
Center for Eng. Sci. Adv. Res., Oak Ridge Nat. Lab., Oak Ridge, TN
Abstract :
Focusing the pump in type-II SPDC not only increases the efficiency of photon collection with single-mode fibers, but also increases the spatial distinguishability of the photons, in some cases reducing the polarization entanglement.
Keywords :
optical focusing; optical parametric devices; optical pumping; photons; quantum entanglement; focused pump; photon collection; photons spatial distinguishability; polarization entanglement; single-mode fibers; type-II SPDC; Apertures; Frequency conversion; Optical collimators; Optical fiber polarization; Optical fiber testing; Optical frequency conversion; Photonic crystals; Photonics Society; Quantum computing; Quantum entanglement; (190.4410) Nonlinear optics, parametric processes; (270.5290) Photon statistics;
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.2006.4629147
