Lossless Negative Refraction in an Active Gas of Atoms

Jörg Evers; Peter P. Orth; Christoph H. Keitel

doi:10.1364/SL.2008.SWB6

Slow and Fast Light
(Optica Publishing Group, 2008),
paper SWB6
•https://doi.org/10.1364/SL.2008.SWB6

Lossless Negative Refraction in an Active Gas of Atoms

Jörg Evers, Peter P. Orth, and Christoph H. Keitel

Slow and Fast Light 2008

Boston, Massachusetts United States
13–16 July 2008
ISBN:

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Metamaterials and Photonic Crystals (SWB)

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J. Evers, P. P. Orth, and C. H. Keitel, "Lossless Negative Refraction in an Active Gas of Atoms," in Slow and Fast Light, (Optica Publishing Group, 2008), paper SWB6.

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Abstract

Lossless negative refraction in an active dense gas of atoms is predicted. A weak incoherent pumping field renders the gas active, enabling a qualitatively new parameter range not accessible with current devices.

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