Mid-Infrared Hyperspectral Microscopy with Broadband 1-GHz Dual-Comb Spectroscopy

Peter Chang,Nazanin Hoghooghi,Stephanie Swartz,Daniel Lesko, Ragib Ishrak,Scott Egbert,Jens Biegert,Rohith Reddy,Gregory Rieker,Scott Diddams

2023 Conference on Lasers and Electro-Optics (CLEO)（2023）

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摘要

We utilize a 1-GHz mid-infrared dual comb spectrometer for high speed and broadband hyperspectral imaging. The system covers 1000 cm ⁻¹ at λ c = 3.4 μm with 13.47 kHz acquisition rate and 4 μm spatial resolution.

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broadband 1-GHz dual-comb spectroscopy,broadband hyperspectral imaging,dual comb spectrometer,frequency 13.47 kHz,hyperspectral microscopy,size 3.4 mum,size 4.0 mum

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