摘要: We characterize the polarization of multimode two-photon states generated by parametric down-conversion. By means effective density matrix approach, we show that single mode approximation for these is appropriate.
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A. Aiello, J. P. Woerdman, Intrinsic entanglement degradation by multimode detection Physical Review A. ,vol. 70, pp. 023808- ,(2004) , 10.1103/PHYSREVA.70.023808
W. A. T. Nogueira, S. P. Walborn, S. Pádua, C. H. Monken, Generation of a two-photon singlet beam. Physical Review Letters. ,vol. 92, pp. 043602- ,(2004) , 10.1103/PHYSREVLETT.92.043602
J. Lehner, U. Leonhardt, H. Paul, UNPOLARIZED LIGHT : CLASSICAL AND QUANTUM STATES Physical Review A. ,vol. 53, pp. 2727- 2735 ,(1996) , 10.1103/PHYSREVA.53.2727
Netanel H. Lindner, Daniel R. Terno *, The effect of focusing on polarization qubits Journal of Modern Optics. ,vol. 52, pp. 1177- 1188 ,(2005) , 10.1080/09500340512331327570
C. K. Hong, L. Mandel, Theory of parametric frequency down conversion of light. Physical Review A. ,vol. 31, pp. 2409- 2418 ,(1985) , 10.1103/PHYSREVA.31.2409
Paul G. Kwiat, Klaus Mattle, Harald Weinfurter, Anton Zeilinger, Alexander V. Sergienko, Yanhua Shih, New high-intensity source of polarization-entangled photon pairs. Physical Review Letters. ,vol. 75, pp. 4337- 4341 ,(1995) , 10.1103/PHYSREVLETT.75.4337
Ayman F. Abouraddy, Alexander V. Sergienko, Bahaa E.A. Saleh, Malvin C. Teich, Quantum entanglement and the two-photon Stokes parameters Optics Communications. ,vol. 201, pp. 93- 98 ,(2002) , 10.1016/S0030-4018(01)01645-5