Laguerre-Gaussian supercontinuum.

Opt Lett

Institute for Ultrafast Spectroscopy and Lasers, NASA Center for Optical Sensing and Imaging, Department of Physics, The City College and Graduate School of CUNY, New York, NY 10031, USA.

Published: September 2006

AI Article Synopsis

  • The study presents what is likely the first consistent white-light optical vortices created from a supercontinuum, displaying a phase structure similar to a monochromatic Laguerre-Gaussian beam.
  • Two methods of generating Laguerre-Gaussian supercontinuum are explored and compared.
  • A computer-generated hologram is utilized to transform a Gaussian white-light supercontinuum into a Laguerre-Gaussian supercontinuum.

Article Abstract

We show what is believed to be the first coherent white-light optical vortices generated from supercontinuum that have the azimuthally varying phase structure consistent with a monochromatic Laguerre-Gaussian beam. Two methods of Laguerre-Gaussian supercontinuum generation are discussed and contrasted. We use a computer-generated hologram to convert a Gaussian white-light supercontinuum source into Laguerre-Gaussian supercontinuum.

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Source
http://dx.doi.org/10.1364/ol.31.002725DOI Listing

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Laguerre-Gaussian supercontinuum.

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Institute for Ultrafast Spectroscopy and Lasers, NASA Center for Optical Sensing and Imaging, Department of Physics, The City College and Graduate School of CUNY, New York, NY 10031, USA.

Article Synopsis
  • The study presents what is likely the first consistent white-light optical vortices created from a supercontinuum, displaying a phase structure similar to a monochromatic Laguerre-Gaussian beam.
  • Two methods of generating Laguerre-Gaussian supercontinuum are explored and compared.
  • A computer-generated hologram is utilized to transform a Gaussian white-light supercontinuum into a Laguerre-Gaussian supercontinuum.
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