Second harmonic generation is demonstrated for radially and azimuthally polarized beams. The contribution of longitudinal electric field generated by a focused radially polarized beam is clearly distinguished from that by an azimuthally polarized beam.
© 2010 OSA
(190.0190) Nonlinear optics : Nonlinear optics
(190.2620) Nonlinear optics : Harmonic generation and mixing
(260.0260) Physical optics : Physical optics
(260.5430) Physical optics : Polarization
Y. Kozawa, A. Ohtsu, and S. Sato, "The Effect of the Longitudinal Electric Field of a Radially Polarized Laser Beam for Second Harmonic Generation," in Lasers, Sources and Related Photonic Devices, OSA Technical Digest Series (CD) (Optical Society of America, 2010), paper AMB28.
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