We experimentally demonstrate intriguing fine structures in the two-photon field that reflect the (near-field) spatial correlations within the SPDC-generated photon pairs. These structures exhibit among others a surface-enhanced two-photon yield and spatial antibunching.
© 2009 The Optical Society
(030.0030) Coherence and statistical optics : Coherence and statistical optics
(030.1670) Coherence and statistical optics : Coherent optical effects
(270.0270) Quantum optics : Quantum optics
(270.4180) Quantum optics : Multiphoton processes
M. P. van Exter and H. Di Lorenzo Pires, "Near-Field Correlations in the Two-Photon Field," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper IWC2.
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