Generation and characterization of two-photon entanglement in the mid-infrared

Adetunmise Dada; Taylor Shields; Shashi Prabhakar; Mehdi Ebrahim; Gregor G. Taylor; Dmitry Morozov; Kleanthis Erotokritou; Shigehito Miki; Masahiro Yabuno; Hirotaka Terai; Corin Gawith; Michael Kues; Lucia Caspani; Robert H. Hadfield; Matteo Clerici

doi:10.1117/12.2598998

6 October 2021 Generation and characterization of two-photon entanglement in the mid-infrared

Adetunmise Dada, Taylor Shields, Shashi Prabhakar, Mehdi Ebrahim, Gregor G. Taylor, Dmitry Morozov, Kleanthis Erotokritou, Shigehito Miki, Masahiro Yabuno, Hirotaka Terai, Corin Gawith, Michael Kues, Lucia Caspani, Robert H. Hadfield, Matteo Clerici

Author Affiliations +

Proceedings Volume 11881, Quantum Technology: Driving Commercialisation of an Enabling Science II; 1188111 (2021) https://doi.org/10.1117/12.2598998
Event: SPIE Photonex, 2021, Glasgow, United Kingdom

Abstract

We demonstrate two-photon interference and polarization entanglement at 2090 nm, constituting a crucial leap towards free-space mid-infrared quantum communication systems in a spectral region with high atmospheric transparency and reduced solar background.

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Adetunmise Dada, Taylor Shields, Shashi Prabhakar, Mehdi Ebrahim, Gregor G. Taylor, Dmitry Morozov, Kleanthis Erotokritou, Shigehito Miki, Masahiro Yabuno, Hirotaka Terai, Corin Gawith, Michael Kues, Lucia Caspani, Robert H. Hadfield, and Matteo Clerici "Generation and characterization of two-photon entanglement in the mid-infrared", Proc. SPIE 11881, Quantum Technology: Driving Commercialisation of an Enabling Science II, 1188111 (6 October 2021); https://doi.org/10.1117/12.2598998

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