We experimentally demonstrate an optical parametric oscillator, whose signal pumps another difference frequency generation process. Engineered idler frequency coincidence of both processes in a single quasiperiodic crystal improves pump-to-idler conversion (slope) efficiency by 16.6% (52.8%).
© 2009 OSA
G. Porat, O. Gayer, and A. Arie, "Efficient Nonlinear Idler Generation by Simultaneous Parametric Oscillation and Signal-to-Idler Conversion," in Frontiers in Optics 2009/Laser Science XXV/Fall 2009 OSA Optics & Photonics Technical Digest, OSA Technical Digest (CD) (Optical Society of America, 2009), paper PDPA5.
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