On-Chip Switching Between Optical Bell States
Sergei V. Zhukovsky, L. G. Helt, Dongpeng Kang, Payam Abolghasem, Amr S. Helmy, John E. Sipe · 2013
We propose a strategy for designing Bragg reflection waveguides with no polarization sensitivity. Via spontaneous parametric downconversion, such waveguides produce both cross-polarized and co-polarized entangled photons, acting as integrated sources of optical Bell states.