We demonstrate simultaneous low-noise and efficient frequency conversion in a periodically poled LiNbO3 waveguide with spectral filtering. We achieve >50% external conversion efficiency and 600 noise counts per second at peak conversion.
© 2013 OSA
P. S. Kuo, J. S. Pelc, O. Slattery, Y. Kim, M. M. Fejer, and X. Tang, "Efficient, low-noise, single-photon frequency conversion," in CLEO: 2013, OSA Technical Digest (online) (Optical Society of America, 2013), paper JTh2A.86.
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