fibergenerating photons at 965 nm and 1187 nm in the LP01 and LP02 modes, respectively, with a coincidence-to-accidental ratio of 12. … We demonstrate a photon-pair source in the near-infrared using intermodalfour-wavemixing in a step-index few-modefiber. The requirements for intermodal phase-matching beyond the Raman spectrum are simulated and agree well with experimental findings. In addition a coincidence-to-accidental ratio of …
Abstract
We demonstrate a photon-pair source based on intermodal four-wave mixing in a few-mode fiber generating photons at 965 nm and 1187 nm in the LP 01 and LP 02 modes, respectively, with a coincidence-to-accidental ratio of 12.