[17p-A31-1~11] 4.3 Laser sources and Laser applications

4:00 PM - 4:30 PM JST(7:00 AM - 7:30 AM UTC)English Presentation

[17p-A31-7] [JSAP-Optica Joint Symposia Invited Talk] mW-class broadband mid-infrared comb generation using a waveguide-type PPLN crystal and its application to dual-comb spectroscopy

〇Kazumichi Yoshii¹, Ryo Mitsumoto², Naoya Kuse¹, Yoshiaki Nakajima³, Takeshi Yasui^1,2, Kaoru Minoshima^1,4 (1.pLED, Tokushima Univ., 2.Tokushima Univ., 3.Toho Univ., 4.Univ. of Electro-Commun.)

Keywords:

mid-infrared comb,waveguide-type PPLN crystal,dual-comb spectroscopy

We generated a broadband mid-infrared comb of 2.7-4.5 μm with an output of 2.7 mW based on an Er:fiber comb as a fundamental light using a waveguide-type PPLN crystal. A dual-comb spectrometer using these combs was developed.