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Journal Article

Fourier transform spectroscopy around 3 μm with a broad difference frequency comb.

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Meek, S. A., Poisson, A., Guelachvili, G., Hänsch, T. W., & Picqué, N. (2014). Fourier transform spectroscopy around 3 μm with a broad difference frequency comb. Applied Physics B, 114(4), 573-578. doi:10.1007/s00340-013-5562-7.


Cite as: https://hdl.handle.net/11858/00-001M-0000-0027-D18A-5
Abstract
We characterize a new mid-infrared frequency comb generator based on difference frequency generation around 3.1 μm. High power per comb mode (>10−7 W/mode) is obtained over a broad spectral span (>750 nm, >790 cm−1). The source is used for direct absorption spectroscopy with a Michelson-based Fourier transform interferometer.