Parasitic SHG in an LBO OPCPA system has been observed. It can significantly reduce the useful signal energy and heavily distort the output spectrum. Operating conditions to eliminate this effect are identified and demonstrated.
© 2004 Optical Society of America
I. A. Begishev, V. Bagnoud, M. J. Guardalben, J. Puth, L. J. Waxer, and J. D. Zuegel, "Parasitic second-harmonic generation in optical parametric chirped-pulse amplification," in Advanced Solid-State Photonics, OSA Technical Digest (Optical Society of America, 2004), paper MB13.
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