Free-space optical polarization demultiplexing and multiplexing by means of conical refraction

Turpin, A. , Loiko, Y., Kalkandjiev, T. K. and Mompart, J. (2012) Free-space optical polarization demultiplexing and multiplexing by means of conical refraction. Optics Letters, 37(20), pp. 4197-4199. (doi: 10.1364/OL.37.004197) (PMID:23073409)

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Abstract

Polarization demultiplexing and multiplexing by means of conical refraction is proposed to increase the channel capacity for free-space optical communication applications. The proposed technique is based on the forward-backward optical transform occurring when a light beam propagates consecutively along the optic axes of two identical biaxial crystals with opposite orientations of their conical refraction characteristic vectors. We present an experimental proof of usefulness of the conical refraction demultiplexing and multiplexing technique by increasing in one order of magnitude the channel capacity at optical frequencies in a propagation distance of 4 m.

Item Type:Articles
Status:Published
Refereed:Yes
Glasgow Author(s) Enlighten ID:Turpin, Dr Alejandro
Authors: Turpin, A., Loiko, Y., Kalkandjiev, T. K., and Mompart, J.
College/School:College of Science and Engineering > School of Computing Science
College of Science and Engineering > School of Physics and Astronomy
Journal Name:Optics Letters
Publisher:Optical Society of America
ISSN:0146-9592
ISSN (Online):1539-4794
Published Online:30 August 2012

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