Correlated photon pairs are generated via spontaneous-four-wave-mixing in a 10 mm As<sub>2</sub>S<sub>3</sub> waveguide. With photon channels detuned to the low spontaneous Raman window at 7.4 THz, a room temperature coincidence-to-accidental ratio of 7.6 was measured
© 2012 OSA
M. J. Collins, A. Clark, J. He, S. Shahnia, R. J. Williams, A. C. Judge, E. Magi, D. Choi, B. Luther-Davies, and B. J. Eggleton, "Low Noise Correlated Photon Pair Generation in a Dispersion Engineered As<sub>2</sub>S<sub>3</sub> Chalcogenide Waveguide," in Frontiers in Optics 2012/Laser Science XXVIII, OSA Technical Digest (online) (Optical Society of America, 2012), paper FTu4D.3.
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