Topological stability of stored optical vortices

Rami Pugatch; Moshe Shuker; Ofer Firstenberg; Amiram Ron; Nir Davidson

Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies
OSA Technical Digest (CD) (Optica Publishing Group, 2008),
paper QThB2

Topological stability of stored optical vortices

Rami Pugatch, Moshe Shuker, Ofer Firstenberg, Amiram Ron, and Nir Davidson

Quantum Electronics and Laser Science Conference 2008

San Jose, California United States
4–9 May 2008
ISBN: 978-1-55752-859-9

From the session
Electromagnetically Induced Transparency (QThB)

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R. Pugatch, M. Shuker, O. Firstenberg, A. Ron, and N. Davidson, "Topological stability of stored optical vortices," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest (CD) (Optica Publishing Group, 2008), paper QThB2.

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Abstract

We report an experiment in which an optical vortex is stored in a vapor of Rb atoms. Because of its 2π phase twist, this mode is topologically stable and cannot unwind even under conditions of strong diffusion.

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