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Modeling resonant cavities for single-photon waveguide sources...

by Philip G Evans, Ryan S Bennink, Warren P Grice
Publication Type
Conference Paper
Journal Name
Proceedings of SPIE
Publication Date
Volume
7092
Conference Name
Conference on Quantum Communications and Quantum Imaging VI
Conference Location
San Diego, California, United States of America
Conference Date
-

Spectral correlations between photon pairs generated by spontaneous parametric down conversion (SPDC) in bulk non-linear optical crystals remain a hindrance to the implementation of efficient quantum communication architectures. It has been demonstrated that SPDC within a distributed micro-cavity can result in little or no correlation between photon pairs. We present results on modeling three different cavity configurations based on integrated Bragg gratings. Output from the SPDC process can be tailored by altering the periodicity and geometry of such nanostructures. We will discuss the merits of each cavity configuration from the standpoint of degenerate Type-II SPDC.