Asynchronous mid-infrared broadband optical parametric oscillator for dual-comb spectroscopy
1 Scottish Universities Physics Alliance (SUPA), Institute of Photonics and Quantum Sciences, School of Engineering and Physical Sciences, Heriot-Watt University, Riccarton, Edinburgh EH14 4AS, UK
2 School of Precision Instruments and Optoelectronics Engineering, Tianjin University, Tianjin 300072, China
3 National Physical Laboratory, Hampton Road, Teddington, London TW11 0LW, UK
4 School of Physics, Huazhong University of Science and Technology, 1037, Luoyu Road, Wuhan, 430074, China
Two asynchronous, broadband 3.3-μm pulse trains with a stabilized repetition-rate difference of up to 5-kHz were generated from a single optical parametric oscillator. With additional carrier-envelope-offset stabilization, it could be applied to coherent dual-frequency-comb spectroscopy.
© Owned by the authors, published by EDP Sciences, 2013
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