We have demonstrated self-diffraction of femto-second Laguerre Gaussian modes for the first time. Experimental diffraction efficiency of ~9% was obtained. Addition of angular momentum was also seen in diffraction beam.
© 2006 Optical Society of America
(140.0140) Lasers and laser optics : Lasers and laser optics
(140.3300) Lasers and laser optics : Laser beam shaping
(190.0190) Nonlinear optics : Nonlinear optics
(190.4380) Nonlinear optics : Nonlinear optics, four-wave mixing
T. Omatsu, B. Loiseaux, J. Bourderionnet, J. P. Huignard, T. Noda, and J. Hagiwara, "Self-Diffraction of a Femto-Second Laguerre-Gaussian Beam in a Dye Polymer," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2006), paper JThC46.
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