Demonstration of high-dimensional frequency-bin entanglement
Zhenda Xie, Tian Zhong, Xinan Xu, Junlin Liang, Yan-Xiao Gong, Sajan Shrestha, Jeffrey H. Shapiro, Franco N. C. Wong, Chee Wei Wong · 2014
We exhibit high-dimensional frequency-bin entanglement from a mode-locked two-photon source via frequency-correlation measurement and Hong-Ou-Mandel interference. Generalized Bell-inequality is tested by Franson interference, showing revival interference fringes, with maximum visibility of 98.6%.