[CThP6F] Advanced Comb Sources and Applications

[CThP6F-05] Sub-30-fs all-fiber electro-optic comb at 1.5 µm with 25-GHz repetition rate

*Yugo Kikkawa^1,2, Atsushi Ishizawa¹, Rai Kou³, Xuejun Xu¹, Koki Yoshida^1,2, Tai Tsuchizawa⁴, takuma Aihara⁴, Tadashi Nishikawa², Guangwei Cong³, Kenichi Hitachi¹, Noritsugu Yamamoto³, Koji Yamada³, Katsuya Oguri¹ (1. NTT Basic Res. Lab., NTT Corp. (Japan), 2. Tokyo Denki Univ. (Japan), 3. Platform Photonic Res. Center, National Inst. of Advanced Indus. Sci. and Tech. (Japan), 4. NTT Device Tech. Lab., NTT corp. (Japan))

[Presentation Style] Online

We generated a 24-fs all-fiber electro-optic comb at 1.5 mm with a 25-GHz repetition rate. We also generated a 2/3-octave spanning supercontinuum spectrum using precisely engineered silicon nitride waveguides.