Coherence Time Limit of Entangled Paired Photons Generated in a Cold Atom Cloud

J. F. Chen; Zhiguang Han; Peng Qian; L. Zhou; Weiping Zhang

2015 Conference on Lasers and Electro-Optics Pacific Rim
(Optica Publishing Group, 2015),
paper 25G3_6

Coherence Time Limit of Entangled Paired Photons Generated in a Cold Atom Cloud

J. F. Chen, Zhiguang Han, Peng Qian, L. Zhou, and Weiping Zhang

Conference on Lasers and Electro-Optics/Pacific Rim 2015

Busan Republic of Korea
24–28 August 2015
ISBN: 978-1-4673-7110-0

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Atom-Photon Interaction I (25G3)

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J. F. Chen, Z. Han, P. Qian, L. Zhou, and W. Zhang, "Coherence Time Limit of Entangled Paired Photons Generated in a Cold Atom Cloud," in 2015 Conference on Lasers and Electro-Optics Pacific Rim, (Optica Publishing Group, 2015), paper 25G3_6.

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Abstract

Through electromagnetically- induced transparency (EIT) assisted spontaneous four-wave mixing, we produce the entangled paired photons with a coherence time of 2.34 μs from a cold atom cloud. The EIT dephasing rate is the ultimate limit.

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