Observation of Poynting’s Vector Reversal in an Active Optical Cavity

Ali K. Jahromi; Ayman F. Abouraddy

doi:10.1364/CLEO_SI.2016.STh4Q.6

Conference on Lasers and Electro-Optics
OSA Technical Digest (2016) (Optica Publishing Group, 2016),
paper STh4Q.6
•https://doi.org/10.1364/CLEO_SI.2016.STh4Q.6

Observation of Poynting’s Vector Reversal in an Active Optical Cavity

Ali K. Jahromi and Ayman F. Abouraddy

CLEO: Science and Innovations 2016

San Jose, California United States
5–10 June 2016
ISBN: 978-1-943580-11-8

From the session
Fundamentals of Light Matter Interaction (STh4Q)

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A. K. Jahromi and A. F. Abouraddy, "Observation of Poynting’s Vector Reversal in an Active Optical Cavity," in Conference on Lasers and Electro-Optics, OSA Technical Digest (2016) (Optica Publishing Group, 2016), paper STh4Q.6.

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Abstract

We observe the reversal of Poynting’s vector inside a cavity when the gain exceeds a pre-lasing threshold and demonstrate that the vector’s direction can be reversed without changing its amplitude using a passive intra-cavity element.

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