Ultra-broadband, tunable mid-IR source based on enhanced-efficiency intrapulse difference-frequency generation

Quentin Bournet (1) , Florent Guichard (1) , Michele Natile (1, 2) , Yoann Zaouter (1) , Manuel Joffre (3) , Adeline Bonvalet (3) , I. Pupeza (4) , C. Hofer (4) , Frédéric Druon (5) , Marc Hanna (5) , Patrick Georges (5)

1 Amplitude Systèmes
2 LIDYL - Laboratoire Interactions, Dynamiques et Lasers (ex SPAM)
3 LOB - Laboratoire d'Optique et Biosciences
4 Max-Planck-Institute for Quantum Optics
5 Laboratoire Charles Fabry / Lasers

We report on an ultra-broadband mid-infrared source based on intrapulse difference-frequency-generation delivering 135 nJ, 50 fs-long pulses at 250 kHz repetition-rate. A bichromatic waveplate is used, enhancing the number of photons for the mid-infrared generation.

Domaines: Optique [physics.optics]

Quentin Bournet, Florent Guichard, Michele Natile, Yoann Zaouter, Manuel Joffre, et al.. Ultra-broadband, tunable mid-IR source based on enhanced-efficiency intrapulse difference-frequency generation. CLEO US 2022, May 2022, San Jose, United States. pp.SF4E.7, ⟨10.1364/CLEO_SI.2022.SF4E.7⟩. ⟨hal-04345193⟩