August 3, 2012
Author(s)
Jason S. Pelc, Paulina Kuo, Oliver T. Slattery, Lijun Ma, Xiao Tang, Martin M. Fejer
We demonstrate efficient, single-photon upconversion detection of two wavelengths in the 1300-nm band. The upconversion detector is based on a phase-modulated, periodically poled LiNbO3 waveguide that simultaneously quasi-phasematches two sum-frequency