0.5-W Few-Cycle Frequency Comb at 4 μm from an Efficient Simulton-based Optical Parametric Oscillator

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We report generation of three-cycle pulses at 4.18 μm with 565-mW average power, 900-nm instantaneous FWHM bandwidth, 350% slope efficiency, and 44% conversion efficiency, based on a half-harmonic optical parametric oscillator operating in simulton regime.

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M. Liu, R. M. Gray, A. Roy, K. A. Ingold, E. Sorokin, I. Sorokina, P. G. Schunemann, and A. Marandi, "0.5-W Few-Cycle Frequency Comb at 4 μm from an Efficient Simulton-based Optical Parametric Oscillator," in Conference on Lasers and Electro-Optics, J. Kang, S. Tomasulo, I. Ilev, D. Müller, N. Litchinitser, S. Polyakov, V. Podolskiy, J. Nunn, C. Dorrer, T. Fortier, Q. Gan, and C. Saraceno, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper STh1L.3.

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Optica Publishing Group

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